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Browse Botany & Plant Science
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 2 3
A (top) - A-maize-ing Diversity
- A. carospora fuscata
- A. fasciculata (after fire) (CA)
- A. fasciculatum (CA)
- A. fuscata
- Abies balsamifera under Populus (MN)
- Abies grandis (OR)
- Abies lasiocarpa & Picea engelmannii (WY)
- Abies lasiocarpa (cone) (WY)
- Abies lasiocarpa (WY)
- Abies magnifica (CA)
- Acacia cornigera
- Acacia, phyllodes
- Acer macrophyllum (OR)
- Acer negundo
- Acetebularia
- Aconitum columbianum (WY)
- Acorus (sweet flag) leaf, cross section
- Activity: Microbial Bioassay
- Adenostema (2+ yr after fire) (CA)
- Adenostema chapparal (CA)
- Aerial of mixed conifer forest
- Aerial roots under tension
- Agave (harvested for tequila)
- Agave atrovirens (sisal)
- Agave striata & Yucca sp. (Mexico)
- Agave, sp., leaf succulent
- Agricultural Bioterrorism
- Agroforestry and the Maintenance of Biodiversity
- Agroxiphium sandwicense subsp. macrocephalum
- Alfalfa
- Allium, epidermis peel, fresh
- Alpine meadow (WA)
- Amaryllis anthers
- Amaryllis Pollination
- Ambrosia artemisifolia
- Ambrosia sp.
- Ambrosia trifidia
- American Lotus Flower (Nelumbo utea: Nelumbonaceae) on the Second Day of Aanthesis
- Amorpha & Quercus (MN)
- Amsinckia douglasiana A., DC leaf
- Amsinckia douglasiana, leaf
- Amsinckia douglasiana, leaf
- Anaphase A.
- Anaphase B.
- Andromeda olifolia (AK)
- Andropogon (NE)
- Anemone patens (WI)
- Angiopteris
- Anthurium, coralloid roots
- Antibiotic Use for Plant Disease Management in the United States
- Apium petiole, collenchyma
- Apple Seed Data
- Applications of Microarrays for Crop Improvement: Here, There, and Everywhere
- Apricots
- Aquatic Food Web Interactions: Microcosms as Lake Models
- Aquilegia flower, l.s. hypogynous
- Aquilegia, x.s.
- Aquilegia, x.s.
- Arabidopsis Cytokinin Signaling Pathway
- Arabidopsis Ethylene Signaling Pathway
- Arabidopsis gravitropism
- Arabidopsis Jasmonate Signaling Pathway
- Arabidopsis: The Model Plant
- Araucaria humboldtensis (Araucariaceae) on the Southern Slope of Mt. Humboldt, New Caledonia
- Arceuthobium douglasii
- Arceuthobium douglasii
- Arctostaphylos glauca (CA)
- Arctostaphylos, uva-ursi (MN)
- Aristolochia gigantea
- Aristolochia stem, vine
- Artemisia caudata
- Artemisia filifolia (NM)
- Artibeus lituratus, the Great Fruit Bat, Feeding on the Infructescences of Cecropia sp.
- Artificial Wetlands
- Artificially Colored Ascospores of the Saprobic Microfungus Aliquandostipite khaoyaiensis (Loculoascomycetes, Ascomycota).
- Asclepias tuberosa (WI)
- Asco & Phycomycetes on dung
- Asplenium aureum
- Asterophyllites (Calamites leaves)
- Asteroxylon mackei (stem, x.s.)
- Atropa
- Autonomous Cultivation Before Domestication
- Avicennia, pneumatophores
- Avicennia, salt trichomes
- Avocado Seeds
- Avocado, bisected
- Avocado, whole fruit
- Avoid Misconceptions When Teaching about Plants
- The African lily Massonia depressa (Hyacinthaceae) the First Monocotyledon Discovered to be Pollinated by Rodents
- The ancient secret of an olive tree
- The Arabidopsis Information Resource
B (top) - A Beginner's Guide to the Study of Plant Structure
- A Burning Story: The Role of Fire in the History of Life
- Bacteria: Friend or Foe?
- Bacterial Signaling: Identification of N-Acyl- Homoserine Lactone-Producing Bacteria.
- Bambusa sp.
- Banana
- Bancos de Genes de Plantas: Seguridad Alimenticia
- Baobob
- Baragwanthia
- Basic Microscopy- An Important Skill for Plant Pathologists
- Beaver pond
- Bee on flower
- Beech seedling
- Beech-Maple region (NY)
- Beechnut
- Beetle Devastates Pine Forests
- Beta vulgaris L., leaf
- Betal palms
- Betel nuts
- Betula papyrifera (MN)
- Beyond Traditional Hardiness Zones: Using Climate Envelopes to Map Plant Range Limits
- Biodiversity: Should It Matter to Me?
- Bioenergy and Wildlife: Threats and Opportunities for Grassland Conservation
- Biofuels 101
- Biological Clocks
- Biological Control of Plant Pathogens: Research, Commercialization, and Application in the USA
- Biomedical and Biodefense Uses for Ricin
- Biopiracy: The Legal Perspective
- Bioprospecting: Medicine Quest
- Biotechnology and the Green Revolution
- Biotechnology in Crops: Issues for the Developing World
- Biotechnology: An Agricultural Dilemma
- Blooming prickly pear cactus (Opuntia) from the Sonora desert
- Bog Science
- Bog, Brunswick Co. (NC)
- Bougainvillea, thorns
- Bouteloua gracilis & B. curtipendula (WY)
- Boykinia Richardsonii (AK)
- Brassica flowers
- Brassica plant
- Brassica pollination
- Brassica seedlings
- Brassica seeds
- Brassinosteroid Signaling Pathway
- Brazil nuts
- Breadfruit, bisected
- Breadfruit, clusters
- Breadfruit, intact
- Breaking New Ground: Soil Communities and Exotic Plant Invasion
- BSHS Calculus 2: 02. Linear Transformations and Linear Regression
- Buellia
- Bugs Reveal an Extensive, Long-lost Northern Tallgrass Prairie
- Building and Using a Hydroponic/Aquaculture System in the Classroom
- Building frame
- Bulbs and roots
- Bunts and Smuts Revisited: Has the Air Been Cleared?
- Butomus umbellatus, carpel initiation
- Butomus umbellatus, stamen inception
- Butomus umbellatus, young gynoecium
- Byblis sp.
- The Beginning of a New Invasive Plant: A History of the Ornamental Callery Pear in the United States
- The Botanical Garden - A Tool to Teach Systematics, Physiology and a Lot More
- The Bull Banksia (Banksia grandis) of Southwestern Australia
C (top) - A collection of fern plants in a California forest
- C. macrocarpa (cones) (OR)
- Cabbage
- Cactus, alternate branching
- Calabash
- Calamites (shoot apex)
- Calamites sp.
- Calamites sp.
- Calamites sp.
- Calamostachys linneyana (cone, l.s.)
- Calamostachys linneyana (cone, x.s.)
- California juniper tree
- California yucca plant from the Mojave desert
- Calla, shoot apex
- Calliandra, 110X
- Caltha leptosepala (MT)
- Calvatia gigantea
- Campus Habitat Improvement Plan
- Career Profile: Ann-Marie Stomp
- Careers in Plant Pathology
- Carex crus-corvi (IA)
- Carissa grandiflora, branches, spines
- Carrots
- Carya ovata (MO)
- Cashew
- Cauliflorous Figs of Ficus itoana
- Cave Trees
- Cecropia obtusa Trécul (Cecropiaceae)
- Cell plate has become the cell wall with fully formed plasmodesmata.
- Cell Signaling: From Beginning to End
- Cephalotus
- Cephalotus
- Cereus giganteus (flowers) (AZ)
- Cereus thurberi, spines
- Cereus, convoluted stem
- Chamaedaphne calyculata (MN)
- Chemiosmotic Principles of Solute Transport in Barley Roots
- Chenopodium album
- Chimeric Branches of the Sawara False Cypress, Chamaecyparis pisifera `nana aureovariegata'
- Chrysolepsis chrysophylla (CA)
- Chrysosplenium tetrandrum
- CIRCADIAN RHYTHMS: Daily Watch on Metabolism
- CIRCADIAN RHYTHMS: Integrating Circadian Timekeeping with Cellular Physiology
- Circidium (AZ)
- Circinate vernation
- Citron, bisected fruit
- Citrus
- Citrus
- Citrus
- Citrus Canker Investigation Space
- Citrus Canker: The Pathogen and Its Impact
- Citrus leaf, oil gland
- Citrus sp., bisected fruit
- Citrus sp., flower
- Citrus sp., young fruit
- Cladomia cristatella
- Cladonia cristatella
- Classical Genetics Simulator
- Classification 1: Classification Scheme
- Classification 2: A Touch of Class
- Clavaria (MN)
- Clear salt water versus clear pure water
- Cleared Drosera leaf
- Cleared Venus' flytrap leaf
- Clearing Techniques for the Study of Vascular Plant Tissues in Whole Structures and Thick Sections
- Climate change scientists take to the trees
- Cloud forest
- Cloud forest (Costa Rica)
- Cloud forest (Costa Rica, 1600m)
- Coastal Marsh (brackish)
- Coconut fruits
- Coconut palm
- Coconut plantation
- Coconut tree
- Coevolution of Plants and Their Pathogens in Natural Habitats
- Coffea arabica, fruits
- Coffea arabica, plantation
- Coleus trichome, FL & Darkfield
- Coleus, axillary bud, l.s.
- Coleus, shoot apex, l.s.
- Coleus, shoot apex, x.s.
- Collecting and Preparing Plant Specimens and Producing an Herbarium
- Collema w/Nostoc
- Colony Collapse Disorder: Many Suspects, No Smoking Gun
- Color-enhanced Scanning Electron Photomicrograph of a Seed of Lobelia inflata (Campanulaceae)
- Computer-generated Three-dimensional Reconstruction of the Male Germ Unit of Rye (Secale cereale)
- Cone w/seeds
- Conifer bark
- Conservation from the Treetops: The Emerging Science of Canopy Ecology
- Conserving Traditional Rice Varieties through Management for Crop Diversity
- Constictions at both ends of plasmodesma presumably have valve-like function.
- Continuous callose and plasmalemma in former plasmodesmal canal.
- Coprosima montana (HA)
- Cora paronia w/Scytonema
- Coral Reefs
- Corn gravitropism versus phototropism
- Corn root gravitropism
- Cornus canadensis (MN)
- Cornus florida (FL)
- Cornus florida (FL)
- Cornus florida wood, x.s. diffuse porous
- Costis sp.
- Cotton fruit
- Cotton fruit
- Cotton fruit
- Cove forest (Smoky Mtns.)
- Cranberries, after threshing
- Cranberries, growing
- Creating Better Plants
- Crops 1: Where Does Food Come From?
- Crops 2: What Plants Need to Grow
- Cross Section Through the Dehisced Anther of Xylopia collina
- Cross sections through pores filled with P-protein.
- Cross-scale Drivers of Natural Disturbances Prone to Anthropogenic Amplification: The Dynamics of Bark Beetle Eruptions
- Croton
- Crown shyness
- Crustose lichen
- Crustose lichen
- Crustose lichen
- Crustose lichen
- Cucurbita maxima Duchesne, stem
- Cucurbita pepo, fruit
- Cucurbita sp., flower
- Cucurbita, phloem cross section
- Cucurbita, phloem, longitudinal section
- Cupressus macrocarpa (OR)
- Cuscuta, haustoria in Beta (beet) petiole
- Cuscuta, parasite
- Cutting coconut for copra
- Cyathea cooperi
- Cycads (Cycas revoluta)
- Cycas ( cone)
- Cycas (cone)
- Cycas (microsporangia)
- Cycas (new leaf)
- Cycas (sporophylls w/ovules)
- Cyclamen coum, anthesis
- Cyclamen coum, ovary wall inception
- Cyclamen coum, ovary wall inception
- Cyclamen coum, petal-stamen inception
- Cyclamen coum, stamen differentiation
- Cyclamen orbiculatum, sepal inception
- Cyclamen persicum, anthesis, long section
- Cypress (FL)
- Cypripedium calceolus
- Cyprypedium acaule
- Cyprypedium reginea
- Cytokinin Signaling Pathway
- Cytology of Fungal Infection
- Cytoskeletal Proteins and Gene Regulation: Form, Function, and Signal Transduction in the Nucleus
- The Cell Walls that Bind the Tree of Life
- The Chosen Ones
- The Christmas Tree: Traditions, Production, and Diseases
- The Conservation of Wild Forms of Phaseolusand Vigna
- The Cypress Swamp
D (top) - A Developmental Study of the Japanese Medaka (Oryzias Latipes) and the Water Fern (Marsilea)
- Dandelion seeds
- Danthonia californica (CA)
- Darlingtonia, frontal view
- Darlingtonia, side view
- Dasylirion taxana (TX)
- Date palm
- Datura sp.
- Datura stramonium, flower
- Datura stramonium, fruit
- Datura stramonium, fruit w/seeds
- Day 1
- Day 10
- Day 4
- Day 7
- DC Nature
- Death Valley (CA)
- Decumaria barbata, adventitious roots
- Degradation of primary wall of vessenl member is almost complete.
- Delivery Bees
- Delphinium virescens (IA)
- Demystifying Hardy-Weinberg: Using Cellulose Acetate Electrophoresis of the Lap Locus to Study Population Genetics in White Campion (Silene latifolia)
- Desert grassland (AZ)
- Desiccation Tolerance Problem Space: Evolution of Resurrection Plants
- Designer Seeds
- Designing Insects
- Determining the Amount of Transpiration from a Schoolyard Tree
- Developmental Plasticity in Oak Leaves
- Diapensia lapponica (AK)
- Diapensia lapponica (AK)
- Dicentra cucullaria (TN)
- Dicksonia
- Dicksonia
- Dicot leaf, cleared
- Dictyonema moorei
- Different kinds of seeds
- Different plants produce different leaves
- Digitalis
- Dionaea muscipula leaf, glandular trichome
- Dionaea muscipula, flower
- Dionaea muscipula, flowering
- Dionaea muscipula, leaf closeup
- Dionaea muscipula, leaf closeup
- Dionaea muscipula, leaf macroscopic
- Dionaea muscipula, leaf w/insect
- Dionaea muscipula, leaf x.s. w/Sarracenia
- Dioon spinulosum, leaf spines
- Diseñando Insectos
- Dissect yew fruit
- Dissecting Tropical Plant Diversity with Forest Plots and a Molecular Toolkit
- Diversity of leaves
- Diversity of Photosynthetic Pigments
- DNA Patents Create Monopolies on Living Organisms
- Doing your Own Science: A Model for Student-based Inquiry
- Dollar spot of turfgrass
- Douglasia ochotensis (AK)
- Down on the 'Pharm'
- Drosera leaves with prey-capturing glandular trichomes
- Drosera leaves with prey-capturing glandular trichomes
- Drosera leaves with prey-capturing glandular trichomes
- Drosera leaves with prey-capturing glandular trichomes
- Drosera leaves with prey-capturing glandular trichomes
- Drosera leaves with prey-capturing glandular trichomes
- Drosera sp.
- Drosera, leaf w/insect
- Drosera, tentacle, l.s.
- Drosera, tentacle, l.s.
- Drosophyllum leaves with prey-capturing glandular trichomes
- Dryas hookeriana (ALB)
- Drying cacao
- Drying copra
- Dwarf cypress swamp (FL)
- The Debate Over Genetically Modified Foods
- The Dung Beetle Paragymnopleurus pauliani (Scarabaeidae) Visiting the Zygomorphic Flower of Orchidantha inouei (Lowiaceae)
E (top) - An Evolutionary Approach to Teaching about Ferns in a Plant Kingdom Course
- Eavesdropping Plants
- Echinocactus horizonthalonius, spines
- Echinocereus (TX)
- Echinocereus horizonthunus (TX)
- Echinocystis, tendril
- Ecological Complexity and Pest Control in Organic Coffee Production: Uncovering an Autonomous Ecosystem Service
- Ecological Effects of Nitrogen Deposition in the Western United States
- Ecology and Epidemiology in R: Disease Progress over Time
- Ecology and Epidemiology in the R Programming Environment
- Ecosystem Responses to Global Climate Change: Moving Beyond Color Mapping
- Ecotourism and Its Impact on Forest Conservation
- Effects of Invasive Alien Plants on Fire Regimes
- Effects of Irradiance on Photosynthetic CO2 Uptake and Chlorophyll Fluorescence
- Effects of US Maize Ethanol on Global Land Use and Greenhouse Gas Emissions: Estimating Market-mediated Responses
- Effie A. Southworth, First Woman Plant Pathologist Hired at USDA
- Eight Plants From South Africa May Hold Potential For Treating High Blood Pressure
- El Impacto Ambiental de las Especies Marinas ExĂłticas
- El Peso de un Pétalo: El Valor de los Jardines Botánicos
- Eleagnus leaf, dicot
- Electron Flow in Photosynthesis
- Electron Flow in Photosynthesis
- Electroporation and marker exchange of Pseudomonas syringae pv. syringae.
- Elfin forest
- Elfin forest (Costa Rica, 1650m)
- Elodea leaf, fresh
- Engineering with Precision: Tools for the New Generation of Transgenic Crops
- Enhancing the Multifunctionality of US Agriculture
- Enlargement of fused anthers
- Environmental Impacts of Marine Exotics
- Ephedra (AZ)
- Ephedra (fructification) (NM)
- Epilobium latifolium
- Epiphytic cactus
- Equisetum (fully dehiscent)
- Equisetum (habit)
- Equisetum (sporophyte on gametophyte in culture)
- Equisetum (strobilus releasing spores)+B59
- Equisetum gametophyte growing
- Equisetum gametophyte growing
- Equisetum gametophyte growing
- Equisetum gametophyte growing
- Equisetum gametophyte growing
- Equisetum gametophyte growing
- Eriophorum spissum
- Erosion prevention
- Erythrina
- Essay: Research Jobs for Recent College Graduates: A Comparison Between Traditional Lab Technician Positions and NIH's Postbaccalaureate IRTA Fellowship
- Ethnobotanicals
- Ethylene Signaling Pathway
- Euphorbia dawei
- Euphorbia dawei, flattened stem
- Euphorbia grandicornis, stem
- Euphorbia ingens
- Everyday objects under the microscope
- Evite los Conceptos Erróneos cuando Enseñe sobre las Plantas
- Evolution By Artificial Selection and Unraveling the Mysteries of Hairy's Inheritance
- Experimental Studies of Permeability in Red Blood Cells
- Experimental variables
- Expression of Pattern in Plants
- Extraction of Chloroplasts from Plant Tissue and Their Use in Demonstrating the Hill Reaction
- Extraction, Assay, and Light Activation of NADP+-3-Phosphoglyceraldehyde Dehydrogenase
- The Ecological Impacts of Agricultural Biotechnology
- The Effects of Soil Properties on Plant Physiology
F (top) - A fern plant in forest habitat
- A Flower of Tibouchina semidecandra,
- A forest's appetite for carbon
- Family found for giant, stinking flower
- Fern Counts
- Fern gametophyte w/ sporophyte
- Fern gametophytes
- Fern spores
- Ferns attached to a forest rock
- Ferns, poison oak, and an unknown hairy plant on the forest floor
- Ficus leaf, FL
- Ficus leaf, xerophyte
- Ficus racemosa, buttress roots
- Ficus, fruit
- Figs and the Diversity of Tropical Rainforests
- Finally, Proof of Weapons of Mass Destruction
- Fire Rages through Oaks, Pines, and Palmettos
- Fisher Iris Data
- Flora W. Patterson: The First Woman Mycologist at the USDA
- Floral Diversity in the Blueberries (Vaccinieae, Ericaceae)
- Flower of Nasa urensfrom the Genus Nasa (Loasaceae)
- Flower power and wasp-imposters
- Flowering bulb
- Flowering Plants: Keys to Earth's Evolution and Human Well-Being
- Flowers of Wisteria floribunda
- Flows for Floodplain Forests: A Successful Riparian Restoration
- Focus Issue: Plant Communication
- Fog Forests
- Foliose lichen
- Food for sex: How to attract a pollinator
- Food for Sex: or how to attract a pollinator.
- Food, Hunger, and Insecurity
- For tomatoes, yummy means healthy
- Forecasting Regional to Global Plant Migration in Response to Climate Change
- Forest Canopies: View from the Top
- Forests in Flux
- Fossil Diatom Valves from Sediments in Catfish Pond, Illinois—Part 1
- Fossil Diatom Valves from Sediments in Catfish Pond, Illinois—Part 2
- Fossil Woodwardia virginica Foliage From the Middle Miocene Yakima Canyon
- Fouquieria (AZ)
- Franklinia (SC)
- Fraxinus wood, cross section, ring porous
- Fraxinus wood, radial section
- Fraxinus wood, tangential section
- Free-living and Plant-Parasitic Nematodes (Roundworms)
- Fruiting Capsule of a Pachira Species from Estado Amazonas, Venezuela
- Fruticose lichen
- Fucus
- Funaria hygrometrica
- Further development of a pore site in longitudinal view.
- The Famine Fighter's Last Battle
- The Fermentation Lab: Soda and Yogurt
- The Future World Food Situation and the Role of Plant Diseases
G (top) - "Grinder Virus" (Diversity of Life - Kinetic City)
- G Protein Regulation of Disease Resistance During Infection of Rice with Rice Blast Fungus
- G Protein Signaling in the Regulation of Arabidopsis Seed Germination
- G Protein Signaling in the Regulation of Rice Seed Germination
- Garlic bulb
- Gene Flow from Genetically Modified Rice and Its Environmental Consequences
- Genes in Streams: Using DNA to Understand the Movement of Freshwater Fauna and Their Riverine Habitat
- Genetically Modified Foods: Are They a Risk to Human/Animal Health?
- Genetically Modified, Insect Resistant Maize: Implications for Management of Ear and Stalk Diseases
- Geranium maculatum (MN)
- Gilled bracket fungus
- Gingko leaf
- Global Decline of and Threats to Aegagropila linnaei, with Special Reference to the Lake Ball Habit
- Glossary and Resources
- GM Foods: Are They Safe?
- Gossypium hirsutum L., petiole
- Gossypium hirsutum L., petiole
- Gossypium hirsutum, petiole
- Gossypium hirsutum, petiole
- Gossypium hirsutum, petiole
- Gossypium hirsutum, stem
- Got Hybridization? A Multidisciplinary Approach for Informing Science Policy
- Grass and grain seeds
- Grass lawn
- Green Evolution, Green Revolution
- Green ocean machine
- Green Roofs as Urban Ecosystems: Ecological Structures, Functions, and Services
- Green Scum Up the Bay: Using Linear Modeling to Analyze Algal Blooms in the Chesapeake Bay
- The Giant Rosette Espeletia hartwegiana
- The Golden Heads of Balsamorhiza and Wyethia
H (top) - A Hitchhiker's Guide to the Proteasome
- A Hover-fly Transports Pollinia Among Flowers of Epipactis helleborine (L.) Crantz
- Habenaria leucophaea (IA)
- Hammock (FL)
- Haworthia, window leaves
- Healing Grapes
- Heart-shaped leaf
- Heath bald (Smoky Mtns.)
- Hedysarum mackenzeii
- Helianthus florets, l.s. epigynous
- Helianthus, early vascular cambium
- Helianthus, x.s., base of nectary
- Helianthus, x.s., free filaments
- Helianthus, x.s., fused anthers
- Hepatica acutiloba (MN)
- Herbivory and Anti-herbivory: Investigating the Relationship Between the Toxicity of Plant Chemical Extracts and Insect Damage to the Leaves
- Heterangium americanum (phloem parenchyma, l.s.)
- Heterangium americanum (phloem parenchyma, x.s.)
- Heterangium americanum (secondary xylem & phloem, x.s.)
- Heterangium americanum (sieve plates)
- Heterangium americanum (stem, x.s.)
- Hibbertia scandens (Willd.), Dryad., androcium inception
- Hibbertia scandens, carpel primordia
- Hibbertia scandens, folded carpels
- Hibiscus
- Hibiscus flower
- Hitchenia glauca
- Homalocladium, platyclades
- Homalomena propinqua (Araceae) is Pollinated by Parastasia sp. (Scarabaeidae)
- Honey mesquite plant (Prosopis glandulosa)
- Hormone (Dis)harmony Moulds Plant Health and Disease
- Horneophyton lignieri (sporangium, l.s.)
- Horse beans
- Horsetails in a California forest
- How to Construct and Use a Dichotomous Key
- How Venus flytraps work
- Hoya pith, sclereid
- Hoya pith, sclereid+B39 w/polarized light
- Hura crepitans, stem w/spines
- Hydrangea flowers
- Hydration of an Oriental Spruce (Picea orientalis) Pollen Grain
- Hymenophyllum
- Hyper-accumulation capability of Silene vulgaris in relation to its phylogeny
- The Habitat for Lactoris fernandeziana (Lactoridaceae)
I (top) J (top) K (top) L (top) - A Laboratory Exercise Exploring Biotechnology via Creation of a Transgenic Arabidopsis thaliana Plant Using a Floral Dip Method
- A Leaflet of Rhus toxicodendroides, a Fossil Plant from the Los Ahuehuetes Locality, Puebla, Mexico
- “Livewood”: Geomorphic and Ecological Functions of Living Trees in River Channels
- La AgroforesterĂa y el Mantenimiento de la Biodiversidad
- La BiotecnologĂa en los Cultivos: Problemas Potenciales para los PaĂses en Desarrollo
- Laboratory Investigations With C-Fern(TM) (Ceratopteris richardii)
- Lady's Slippers, the Rare Cypripedium kentuckiense
- Laminaria saccharina
- Lap Band Gastric Bypass Surgery Improves Insulin Resistance
- Larix laricinia (MN)
- Larrea (TX)
- Larrea, Lasthenia (CA)
- Las Patentes del ADN Crean Monopolios en los Organismos Vivos
- Late telophase.
- Later stage of end wall degradation.
- Latuca, stem, vascular bundle
- Leaf Evolution and Development: Advancing Technologies, Advancing Understanding
- Leaf of an unknown forest plant showing the net-like veins
- Leaf primordia, cross section
- Leaf Stomata as Bioindicators of Environmental Change
- Leafy liverwort w/sporophyte
- Learning to classify land plants
- Lecanora
- Lecanora
- Ledum groenlandicum (MN)
- Left, plugs of callose, penetrated by plasmodesmata, fill the pores. Right, pores open, lined with thin layer of callose.
- Leiophyllum buxifolium (NC)
- Lemaireocereus thurberi (AZ)
- Lemon-scented Sun Orchid, Thelymitra antennifera Relies on Deceit to Attract Pollinators
- Lepidodrendron f. selaginoides (leaf base w/ligule)
- Lepidodrendron sp.
- Lepidodrendron sp. (early periderm)+B38
- Lepidodrendron sp. (small stem, x.s.)
- Lepidodrendron sp. (stele, cortex, x.s.)
- Lepidodrendropsis (leaf cushion)
- Leptonycteris curasoae Visiting Flowers of Stenocereus stellatus
- Lettuce
- Libocedrus decurrans (CA)
- Libocedrus decurrens (CA)
- Lichen - Chiodecton sanguinism
- Lichen - Trintapolia
- Lilium, 265X
- Lithocarpus densiflorus (CA)
- Long Branch Attraction
- Longitudinal Section of a Pistillate Floret of Heteropogon contortus
- Longitudinal Sections of Two Ovules of the Orchid, Epipactis helleborina
- Look at Those Leaves!
- Lophocereus shortii (AZ)
- Lophophora williamsonii
- Lycopersicon leaf, dicot
- Lycopersicum stem, x.s.
- Lycopodium (habit)
- Lycopodium (MN)
- Lycopodium (sporangia)
M (top) - A medicine in mustard?
- Mabelia connatifila
- Magnolia flower (FL)
- Magnolia fruit (FL)
- Magnolia virginiana (NC)
- Maintaining Plant Genebanks
- Malama Keone’o’io
- Malaria, Algae, Amoeba and You: Unravelling Eukaryotic Relationships
- Malaria, Algas, Amebas y Usted: Desenredando las Relaciones EucariĂłticas
- Mango, single fruit
- Mango, whole plant
- Mangrove, stilt roots
- Maple tree
- Marchantia antheridiophore
- Marchantia archegoniophore w/sporophyte
- Marchantia gemmae
- Marsilea (sporophore w/sporangia)
- Mature Nepenthes trap
- Más Conceptos Erróneos a Evitar en la Enseñanza sobre las Plantas
- Measurement of Nitrogenase Activity in N2-Fixing Nodules of Soybean
- Medicago stem, x.s.
- Medicine Quest:In Search of Nature's Healing Secrets
- Meliotis alba
- Membrane Permeability with Beets
- Metaphase.
- Methods in Plant Evolution and Development
- Methods to Process and Identify Symbiotic Fungi in the Roots of Vascular Plants
- Methods to Process and Identify Symbiotic Fungi in the Roots of Vascular Plants
- Microorganisms under the microscope
- MicroRNA-Dependent Trans-Acting siRNA Production
- Microspores of Hemerocallis Fulva
- Mimosa pudica L., leaf
- Minerisporites mirabilis (f. Selaginella)
- Mirabilis (AZ)
- Mitella diphylla (WI)
- Mitosis in longitudinal divisions of elongated cells.
- Mixed forest (WI)
- Mixed mesophytic region (TN)
- Mixed prairie (NE)
- Model of the TIR1 Pathway for Auxin-Mediated Gene Expression
- Mohave (CA)
- Mojave sandy desert habitat in Fall (November)
- Mojave sandy desert habitat in Spring (April)
- Mojave sandy desert habitat in Summer (August)
- Mojave sandy desert habitat in Winter (February)
- Molaspora lobata (megaspore, polar view)
- Molecular Biology and Genomics: New Tools for Weed Science
- Molospora lobata (megaspore, lateral view)
- Monkey ladder vines, dry forest
- Monocot leaf, cleared
- Monophyllaea horsfieldii R.Br., Cultivated at the Botanical Garden Vienna
- Monotropa hypopithys
- Monotropa uniflora (TN)
- Monses uniflora (ALB)
- Morchella esculenta
- More Misconceptions to Avoid When Teaching about Plants
- More nutritious corn for kids around the world
- Moss plant spore capsules
- Mosses on a tree in forest habitat
- Mountain meadows (WY)
- Movement of Macromolecules in Plant Cells Through Plasmodesmata
- Muhlenbergia pungens (NE)
- Musa
- Musa paradisiaca
- Musa, flowers, clasp
- Musa, inflorescence
- Mushroom spores
- Mussel Your Way Through Photosynthesis
- Myriophyllum aerenchyma w/druse
- Myriophyllum druse w/polarized light
- Myriophyllum shoot apex
- Myriophyllum stem, x.s.
- Myrsine, proleptic branching
- The Magnificent Blossoms of Magnolias
- The most important disease of a most important fruit
N (top) - Natural History Museum Collections in the 21st Century
- Nature's Guide to New Drugs
- Nature's Pharmacy: Killing the Cure?
- Nebraska sandhills (NE)
- Nectarines
- Nelumbo nucifera Gaerta, stem
- Nepenthes sp., flowers
- Nepenthes sp., leaf inflorescence
- Nepenthes, sp., leaves
- Nepenthes, trichome
- Nereocystis noetkatensis
- Nerium leaf, xerophyte
- New England Shellfish Beds Reopen After Toxic Red Algae RecedesNew England Shellfish Beds Reopen After Toxic Red Algae Recedes
- New Guinea: A Cradle of Agriculture
- New Zealand Cyatheaceae Phylogenies?
- Nibbled leaf fossils and prehistoric bugs
- Nicotiana
- Nicotiana tabacum
- Nicotiana tabacum L. root tip
- Nicotiana tabacum sieve plates
- Nicotiana tabacum, root
- Nicotiana tabacum, root
- Nicotiana tabacum, root
- Nicotiana tabacum, root
- Nicotiana tabacum, stem
- Nitrogen Cycling and the Spread of Shrubs Control Changes in the Carbon Balance of Arctic Tundra Ecosystems
- Nitrogen Emissions, Deposition, and Monitoring in the Western United States
- Nitrogen Pollution in the Northeastern United States: Sources, Effects, and Management Options
- Nucleus in a xylem parenchyma cell.
- Nurse-tree (WA)
- Nutmeg & mace
- Nymphaea adorata
- Nymphaea, 265X
- Nymphaea, astrosclereid
- Nymphaea, leaf, hydrophyte
- Nymphaea, peltate leaves
- The Nonphotosynthetic Plant Sarcodes sanguinea(Monotropoideae, Ericaceae)
O (top) - Oak-Chestnut region (VA)
- Ochre
- On Maize and the Sunflower
- Oncidium, 175X
- Ontogenetic sequence of primary xylem elements.
- Oomycetes
- Opening Doors to Research in Cuba
- Ophioglossum petiolatum (FL)
- Optimal Function Explains Forest Responses to Global Change
- Opuntia (TX)
- Opuntia biglouii (AZ)
- Opuntia fulgida
- Opuntia stenopetala (Mexico)
- Opuntia streptocantha, Myrtillocactus, Agave (Mexico)
- Opuntia, Ephedra (VT)
- Orange day lily
- Ornithogalum raphids
- Ornithogalum raphids w/polarized light
- Ornithogalum, raphid cell, l.s.
- Ornithogalum, raphid cell, x.s.
- Osmunda antheridium
- Osmunda archegonium
- Oxalis, 265X
- Oxalis, 265X
P (top) - A Phylogeny of Angiosperms Based on matK
- P-protein digestion with pepsin (left); control (right).
- P-protein plug in pore.
- P. contorta (WY)
- P. lambertiana (cones ) (CA)
- P. ponderosa (cones) (WY)
- P. ponderosa w/Agropyron spicatum (WY)
- Pachiva
- Painting With Natural Dyes
- Paleoecology as a Classroom Tool to Address Global Climate Change
- Palms on a forest floor in Florida
- Pandanus root (w/root caps)
- Papaver radicatum (Arctic Poppy)
- Papaver radicatum (Arctic Poppy) Nunavut, Canada
- Papaya fruit dissected
- Papaya, flowers
- Papaya, fruit
- Papaya, fruits
- Paper pulp
- Parasite plants 'sniff' out their new homes
- Parenchyma cells in phloem of Cucurbita maxima leaf.
- Parthenium incanum (Mexico)
- Passiflora, tendril
- Passion fruit
- Pedicularis arctica
- Pedicularis groenlandica (MT)
- Pedicularis lanata (AK)
- Peer feedback for students working in small groups
- Peltate leaves
- Peppermint plant
- Pereskia w/spines & thorns
- Pereskia w/stipular thorns
- Pest Risk Maps for Invasive Alien Species: A Roadmap for Improvement
- Petalostemum purpureum (IA)
- Petunia, guard cell
- Phacelia fimbricata (TN)
- Phallus
- Phaseolus vulgaris L., stem
- Phaseolus vulgaris, root
- Phaseolus vulgaris, stem
- Phenotypic Variation in Plants
- Phloem Loading: How Leaves Gain Their Independence
- Phospholipid Signaling in Plants: Holding On to Phospholipase D
- Photoprotective Strategies of Overwintering Evergreens
- PHOTOSYNTHESIS: Splitting Water
- Phototropin Blue Light Receptors and Light-Induced Movement Responses in Plants
- Phyllitis scolopendrium, root, l.s.
- Phylogenetic Relationships Among Plants
- Physcia stellaris
- Phytoplankton Photopigments as Indicators of Estuarine and Coastal Eutrophication
- Phytoplasma Casts a Magic Spell that Turns the Fair Poinsettia into a Christmas Showpiece
- Picea engelmanii (WY)
- Picea mariana w/Populus (MN)
- Pine cone development
- Pine cones
- Pine tree forest
- Pine-Palmetto
- Pineapple, fruit closeup
- Pineapple, whole fruit
- Pinguicula vulgaris, flower
- Pinguicula vulgaris, leaf w/insect
- Pinguicula vulgaris, leaves
- Pinguicula vulgaris, whole plant
- Pinus
- Pinus albicaulis (CA)
- Pinus banksiana (MN)
- Pinus contorta (WY)
- Pinus elliottii (FL)
- Pinus lambertiana (CA)
- Pinus longifolia (TX)
- Pinus nigra, leaf cross section
- Pinus palustris
- Pinus ponderosa (AZ)
- Pinus ponderosa (OR)
- Pinus ponderosa (WY)
- Pinus radiata (CA)
- Pinus radiata (cones) (CA)
- Pinus resinosa (MN)
- Pinus strobus
- Pinus strobus, leaf cross section
- Pinus taeda (NC)
- Pinus wood, cross section
- Pinus wood, radial section
- Pinus wood, radial section
- Pinus wood, tangential section
- Pinus, cortical resin duct
- Pinus, vascular cambium
- Pinus, xylary resin duct
- Placospermum, 265X
- Plant Biology Cases submitted by Plant IT 2009 Workshop Participants
- Plant Biosecurity in the United States: Roles, Responsibilities, and Information Needs
- Plant Blindness
- Plant Content in the National Science Education Standards
- Plant Disease Diagnosis
- Plant Disease Lesson: Apple scab
- Plant Disease Lesson: Bacterial spot of pepper and tomato
- Plant Disease Lesson: Black knot
- Plant Disease Lesson: Black Sigatoka
- Plant Disease Lesson: Blackleg
- Plant Disease Lesson: Brown root rot
- Plant Disease Lesson: Brown rot of stone fruits
- Plant Disease Lesson: Coffee rust
- Plant Disease Lesson: Crown Gall
- Plant Disease Lesson: Dutch elm disease
- Plant Disease Lesson: Early blight
- Plant Disease Lesson: Fire blight of apple and pear
- Plant Disease Lesson: Fusarium head blight (FHB) or scab
- Plant Disease Lesson: Late blight of potato and tomato
- Plant Disease Lesson: Lesion nematode disease
- Plant Disease Lesson: Monosporascus Root Rot and Vine Decline of Melons (MRR/VD)
- Plant Disease Lesson: Rhizoctonia Diseases of Turfgrass
- Plant Disease Lesson: Root-knot nematode
- Plant Disease Lesson: Southern blight, Southern stem blight, White mold
- Plant Disease Lesson: Soybean cyst nematode disease
- Plant Disease Lesson: Stem rust (black rust)
- Plant Disease Lesson: Stinking smut (common bunt) of wheat
- Plant Disease Lesson: Take-all root rot
- Plant Disease Lesson: Verticillium wilt
- Plant Disease Lesson: White pine blister rust
- Plant Diversity in the Human Diet: Weak Phylogenetic Signal Indicates Breadth
- Plant Fossils in the Laboratory
- Plant G Proteins, Phytohormones, and Plasticity: Three Questions and a Speculation
- Plant Genebanks: Food Security
- Plant Genomes: Evolutionary Insights to Crop Development
- Plant growth and life cycle
- Plant Hormones: Bioassay for Gibberellin
- Plant Invasions in China: What Is to Be Expected in the Wake of Economic Development
- Plant IT Summer Institute July 10, 2008 Resources
- Plant IT Summer Institute July 10, 2009 Resources
- Plant IT Summer Institute July 11, 2008 Resources
- Plant IT Summer Institute July 13, 2009 Resources
- Plant IT Summer Institute July 6, 2009 Resources
- Plant IT Summer Institute July 7, 2008 Resources
- Plant IT Summer Institute July 7, 2009 Resources
- Plant IT Summer Institute July 8, 2008 Resources
- Plant IT Summer Institute July 8, 2009 Resources
- Plant IT Summer Institute July 9, 2008 Resources
- Plant IT Summer Institute July 9, 2009 Resources
- Plant Parts and Their Diseases
- Plant Pathology: Past to Present
- Plant Science: An Invasive Plant Paradox
- PLANT SCIENCE: Anti-Rust Antitrust
- PLANT SCIENCE: Paternal Patterning Cue
- Plant Sitter
- Plant Tissue Culture Systems as Instructional Tools in the Biological Sciences
- Plant Tissue Culture Techniques
- Plant Transformation by Lux+ Agrobacterium
- Plant tropism
- Plant-Microbe Interactions: Chemical Diversity in Plant Defense
- Plantago major
- Plantas con Flores: Claves para la EvoluciĂłn de la Tierra y Para el Bienestar Humano
- plantingscience.org
- Plants 1: Plant Parents
- Plants 2: Plant Propagation
- Plants Get Sick Too
- Plants: Factories of the Future
- Plasmodesma connecting a sieve element and branched plasmodesma located on the companion cell side.
- Plasmodesmata originating during cell division.
- Plasmodesmatal structure in longitudinal section.
- Platanus
- Podostemon ceratophyllum
- Poison Ivy
- Pollen Germination and Tube Growth in the Snow Buttercup, Ranunculus adoneus
- Pollen Tube Formation and the Central Dogma of Biology
- Polystichum (sori w/indusim)
- Polytrichum antheridium
- Polytrichum sporophytes
- Polytrichum sporophytes (older)
- Pomegranate seeds
- Pomegranate, fruit, bisected
- Pond 1: Pond Life
- Populus alba with trichomes that remain on leaf.
- Populus deltoides 1 um paradermal section of leaf tooth.
- Populus deltoides adaxial side of stipular bud scale with newly-secreted resin.
- Populus deltoides Bud anatomy.
- Populus deltoides Bud cross section with stipular bud scales and young leaf lamina.
- Populus deltoides cross section of stipular buds scales.
- Populus deltoides higher magnification of adaxial surface of stipular bud scale.
- Populus deltoides Higher magnification.
- Populus deltoides Leaf tooth clearing.
- Populus deltoides stem showing resin secreted by stipular bud scales.
- Populus grandidentata
- Populus grandidentata (big tooth aspen)
- Populus grandidentata (young leaf)
- Populus grandidentata extra floral nectaries on young leaf (from Curtis & Lersten. Amer. J. Bot. 65:10http://pix.botany.org/set03/03-1010).
- Populus grandidentata longitudinal section of extra floral nectary.
- Populus grandidentata secreting extra floral nectaries.
- Populus grandidentataa leaf with ant feeding on extra floral nectaries.
- Populus tremuloides (quaking aspen)
- Populus tremuloides extra floral nectaries.
- Populus tremuloides resin glands on leaf teeth.
- Porphyra on Nereocystis
- Poster Dos and Don'ts
- Potamogeton densus L., perianth initiation
- Potamogeton densus, carpels
- Potamogeton densus, stamen initiation
- Potamogeton root, cross section
- Potamogeton root, cross section
- Potamogeton root, cross section
- Potato with growth
- Potatoes
- Potent Plants
- Powdery Mildew Fungi: Classification and Ecology
- Powering Up
- Prairie Dog and Habitat Activity
- Prairie Wetland Complexes as Landscape Functional Units in a Changing Climate
- Presenting the Scientific Process
- Preserving Biodiversity: A New Economic Resource for Costa Rica
- Primary wall between contiguous vessel members (right) is partially hydrolyzed between secondary thickening gyres.
- Primary xylem of Phaseolus vulgaris stem, with ring-like and helical secondary walls.
- Primitive pollen
- Principles of the Atmospheric Pathway for Invasive Species Applied to Soybean Rust
- Problem Solving, Persistence, and Patience: The Three P's of Science Research
- Professional Societies in the Life Sciences
- Progressive Nitrogen Limitation of Ecosystem Responses to Rising Atmospheric Carbon Dioxide
- Projection of 29 Confocal Optical Sections of a Root of Medicago truncatula Colonized by Arbuscular-mycorrhizal Fungi
- Prop roots
- Prophase.
- Prospects for Developing Perennial Grain Crops
- Protoplast of differentiating vessel member with part of end wall.
- Prunus pensylvanica (MN)
- Pseudomonas versus Arabidopsis: Models for Genomic Research into Plant Disease Resistance
- Pseudoparmelia caperata
- Pseudotsuga cone
- Psilotum (gametophyte w/antheridia)
- Psilotum (gametophyte w/sporophyte)
- Psilotum (synangium w/enations)
- Psoralea & Stipa (NE)
- Pulsating Ion Fluxes and Growth at the Pollen Tube Tip
- Pungency Assessment in Onions
- Pure water versus blue colored water
- Pythium blight of turfgrass
- The Plant Game
Q (top) R (top) - Radishes
- Ragweed
- Rain Forest Products
- Rananculus acris, root, x.s.
- Ranunculus acris L. young bud
- Rapid-Cycling Brassicas (RCB's)
- Rapid-Cycling Brassicas (RCB's) in Hands-on Teaching of Plant Biology
- Rare Fossil Twig with Attached Leaves and Flowers of Pseudosalix handleyi
- Ready or Not, Garlic Mustard Is Moving In: Alliaria petiolata as a Member of Eastern North American Forests
- Real-life Aliens: Introduced Species
- Red & brown algae
- Red peach and seed
- Removal of vessel end wall with middle part consisting of primary wall material.
- Renewable Energy Curriculum Units
- Reporter Genes and Transgenic Plants to Study Response to Environmental Signals
- Reproductive Isolation in Angiosperms
- Reprogramming Plant Cells for Endosymbiosis
- Return of an Old Problem: Fusarium Head Blight of Small Grains
- Rhamnus crocea (CA)
- Rhizophora harrissonii (Costa Rica)
- Rhizophora seedlings (FL)
- Rhizophora, seedlings
- Rhododendron cataubiensis (NC)
- Rhododendron macrophyllum (OR)
- Rhododendron nudiflorum (VA)
- Rhododendron nudiflorum (VA)
- Rhynia gwynne-vaughani (stem, x.s.)
- Rhynia major (sporangium)
- Rice Phylogeny Revisited
- Ricinus, shoot tip, l.s.
- Rim of secondary wall material deposited around the margin of the end wall delimiting the future perforation.
- Ring bark
- Robinia xylem, l.s. bordered pit hairs
- Rocky intertidal (B.C.)
- Roles of roots
- Root behavior
- Root systems
- Root tip
- Rose fruits
- Rubber trees
- Rubus idaeus var. strigosus (MN)
- Rumex cuspis
- Ruscus aculeatus, phylloclads
- Ruscus shoot apex, orthotropic axis
- Rye Ergot and Witches: a cooperative learning approach for life cycle and metabolism of Claviceps purpurea
- The Resurrection Initiative: Storing Ancestral Genotypes to Capture Evolution in Action
- The Role of Membrane-Bound Ankyrin-Repeat Protein ACD6 in Programmed Cell Death and Plant Defense
S (top) - A Severe Infestation of Lygodium microphyllum
- A Silique of Arabidopsis thaliana
- A Site on Stepping Stones Island Along the West Coast of the Antarctic Peninsula
- A Stoma from the Scale of a Female Cone of Rocky Mountain Douglas-fir (Pseudotsuga menziesii var. glauca)
- A Syrphid Fly (Toxomerus spp.) Visits a Wild Radish (Raphanus raphanistrum) Flower
- S. gigantium (cones) (CA)
- S. sempervirens (leaves) (CA)
- Salix herbacea
- Salix herbacea
- Salix lucida adaxial view of stipule with resin glands.
- Salix lucida leaf lamina margin with resin glands.
- Salix lucida leaf margin resin gland (SEM) secreting a strand of resin.
- Salix lucida stem, leaf margin and stipules with resin glands.
- Salix nivalis (MT)
- Salix oppositifolia (AK)
- Salix oppositifolia (AK)
- Salix oppositifolia (AK)
- Salt marsh (MA)
- Salvinia, trichomes
- Sambucus stem, early periderm
- Sambucus stem, tenticil
- Sambucus, pith parenchyma cell
- Sample of the Diversity of Oubers oca
- Sand hill
- Saprolegnia sporangium
- Saquaro & Cholla (AZ)
- Saquaro (AZ)
- Sardines
- Sarracenia alata
- Sarracenia alata, trap contents
- Sarracenia flava (NC)
- Sarracenia leucophylla
- Sarracenia leucophylla x purpurea (FL)
- Sarracenia purpurea
- Sarracenia purpurea (MN)
- Sarracenia purpurea, leaf closeup
- Sarracenia purpurea, leaves
- Sarracenia purpurea,whole plant
- Sarracenia rubra
- Sarracenia rubra
- Sarracenia rubra, flower
- Sarracenia rubra, leaf
- Sarracenia sp.
- Sarracenia sp.
- Sarracenia sp.
- Sarracenia, young pitcher plant leaf
- Scanning Electron Micrograph of an Early Floral Developmental Stage of the Outcrossing Subspecies of Clarkia xantania (Onagraceae)
- Scanning Electron Micrograph of Dichotomously Branched, Subterranean Gametophyte of Psilotum nudum
- Scanning electron microscograph of vessel member from Pelargonium leaf with perforations and pits.
- Science Update Podcast for 02 June 2006
- Science Update Podcast for May 12 2006
- Science-Based Risk Assessment for Nontarget Effects of Transgenic Crops
- Scirpus cyperius
- Scrub, sand pine & palmetto
- Sea grape, distichous branching
- Sea Urchin Embryology: Mixing the Gene Pool
- Sea Urchin Embryology: The Drawing Lesson
- Sea Urchin Embryology: What kind of Research?
- Seasonal changes and desert habitat
- Secrets of Plant Genomes Revealed!
- Section through xylem region of a vascular bundle drawn from electron micrographs.
- Seed germination and early plant growth
- Seeds of Cabralea canjerana (Meliaceae) Rich with Red Lipid Aril is Highly Attractive to Ants, such as the Large Odontomachus chelifer
- Selaginella (cones)
- Selaginella (gametophytes, l.s.)
- Selaginella (habit)
- Selaginella (mega & microspores)
- Selaginella lepidophylla
- Selaginella struthioloides (WA)
- SEM Lilium
- Senecio congestus
- Senecio, window leaves
- Sequoia sempervirens (CA)
- Sequoia sempervirens, shoot apex, x.s.
- Sequoiadendron gigantium (CA)
- Short-grass prairie (NE)
- Side wall between differentiating vessel members.
- Side wall between two differentiating vessel members.
- Side wall between vessel members with differentiating helical thickenings.
- Silene acaulis
- Silphium laciniatum & Eryngium yuccafolium (IA)
- Silver sword (HA)
- Simulated Laboratories and Lessons in Microbiology and Biochemistry
- Singlet Oxygen Signaling: From Intimate to Global
- Six Gamelike/ Experimental Microcomputer Simulations
- Six species of floating ferns
- Slime mold on leafy liverwort
- Slime mold on log
- Small leaves of an unknown desert bush
- Smilax herbacea, root, x.s.
- Snap Trap of the Venus's Flytrap, Dionaea muscipula Ellis ex L. (Droseraceae)
- Snow Mold-Plant-Antagonist Interactions: Survival of the Fittest under the Snow
- So You Want to Make a PMP
- Solanum tuber, fresh
- Solanum tuber, fresh w/polarized light
- Solidago rigida (IA)
- Some Like It Hot
- Sorbus americana (Smoky Mtns.)
- Soursop
- Sperm Delivery in Flowering Plants: The Control of Pollen Tube Growth
- Spermatites sp. (seed-like megaspore, 100 X)
- Sphagnum w/ sporophyte
- Sphagnum w/Drosera (MN)
- Sphenophyllum plurifoliatum
- Sphenophyllum sp.
- Spider plant
- Splachnum ampullaceum
- Spruce needles
- Spruce-fir (Roan Mt.)
- Stapelia, stem succulents
- Stem succulents, cactus-left, euphorb-right
- Stems
- Stigmaria (axis, x.s.)
- Stipa pulchra (CA)
- Stipa pulchra (CA)
- Stipa spartea (WI)
- Subalpine meadow (MT)
- Sunflower field
- Sunflower phototropism
- Sunflower Seed Variation Data
- Sunflower, inflorescence
- Sweet Sensor, Surprising Partners
- Swietenia mahogoni
- Swietenia, fruits
- Syrup bucket
- The Sixth Extinction
- The Stalked Ciliate Campanella sp. Colonize Stoneworts (Nitella)
- The Study of Development Using Red Algae
- The Sunflower Species Helianthus anomalus
T (top) - T. tannensis (sporangium)
- Taiga (ON Canada)
- Taiga, AK Pipeline (AK)
- Taiga, Glacial River (AK)
- Taro field
- Teacher Guide 13.1
- Teaching Botany Through Inquiry
- Teaching Botany Through Inquiry
- Teaching Concepts of Plant Development With Lettuce Seeds and Seedlings
- Techniques of Biological Close-up Photography
- Tectoris grandis
- Tectoris grandis
- Telophase.
- Temperate rainforest (WA)
- Temporal Separation and Speciation in Periodical Cicadas
- Terminator Genes in Seeds
- Termite nest
- Terrific Protein Traffic: The Mystery of Effector Protein Delivery by Filamentous Plant Pathogens
- Theobroma cacao flowers
- Theobroma, flowers & fruit
- Thomasonia sp. (Lycopod megaspore)
- Three-Dimensional Plant Anatomy Via Hand Sectioning and Differential Staining
- Thuja occidentalis (MN)
- Tilia stem, phloem, 3 yr.
- Tillandsia usneoides
- Tillandsia usneoides on live oak
- Time-lapse Images of the Vine Lonicera japonica Superimposed to Represent Circumnutation
- Tmesipteris tannensis (sporophyll)
- To Nibble at Plant Resistance Proteins
- Tobacco mosaic virus
- Tomato Mold
- TOPS Photosynthesis Lab
- Tracheid Length Measurement in Selected Conifer Species
- Tracheid Length Measurement in Selected Conifer Species
- Trachycarpus excelsus, palm leaf development
- Transgenic Crops and Crop Varietal Diversity: The Case of Maize in Mexico
- Transpiration: Water Movement Through Plants
- Trebouxia
- Trebouxia
- Trebouxia erici w/alagal hyphae
- Trebouxia erici, early thallus differentiation
- Trebouxia erici, fungal penetration
- Trebouxia erici, w/enveloping
- Trebouxia gelatinosa, parasitized
- Tree Core Models
- Tree fern
- Tree peony leaf
- Tricholomas (filmy fern)
- Trillium grandiflorum (MN)
- Tropical rainforest (Puerto Rico)
- Tsuga mertensiana (CA)
- Tulip tree leaf
- Tulip-Hemlock cove (NC)
- Tumbleweeds
- Two cells:
- Two day lilies
- Two stages in sieve plate development.
- Typha stem, diaphrams
U (top) V (top) W (top) X (top) Y (top) Z (top) - Zamia (cone)
- Zamia (cone)
- Zamia (microsporangia)
- Zamia (seed release)
- Zamia seeds
- Zea leaf bundle
- Zea leaf, autofluorescence
- Zea leaf, monocot
- Zea mays
- Zea mays L., spike
- Zea mays stem, vascular bundle
- Zea root tip
- Zea root tip, l.s. autoradiography
- Zea, lateral root initiation I
- Zea, lateral root initiation II
- Zea, lateral root initiation III
- Zingiber sp., flower
- Zingiber sp., fruit
- Zygocactus, flattened stem
2 (top) 3 (top)
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