Anthers Forsythia Sem
Biophoto Associates
Welwitschia Mirabilis In The Namib #1
Francesco Tomasinelli
Cocklebur Fruit
Dr. Antoni Agelet
Pollen On A Bee, Sem #1
Biophoto Associates
X-ray Of Jack-in-the-pulpit
Ted Kinsman
Hepatica Flowers
Ted Kinsman
Cannabis Pollen
Ted Kinsman
Ragweed Pollen Sem #7
David M. Phillips / The Population Council
Begonia Pollen Sem
Scimat
Pollen And Pollen Tubes, Sem
Oliver Meckes EYE OF SCIENCE
Chromosome Structure, Salivary Glands
Science Source
Pear Blossoms
Inga Spence
X-ray Of Jack-in-the-pulpit #1
Ted Kinsman
X-ray Of Jack-in-the-pulpit #4
Ted Kinsman
X-ray Of Jack-in-the-pulpit #3
Ted Kinsman
Blue Lupine #1
Ted Kinsman
Golden Alexanders
Ted Kinsman
Blue Lupine #2
Ted Kinsman
Pink Lady Slipper
Millard H. Sharp
Ornamental Poppy
Ted Kinsman
Ornamental Poppy #1
Ted Kinsman
Anthers Of Poppy Flower
Ted Kinsman
Yellow Irises
Ted Kinsman
Asclepias Curassavica
Raul Gonzalez Perez
Common Sunflower
Millard H. Sharp
Yellow Iris #1
Ted Kinsman
Ornamental Poppy #2
Ted Kinsman
Caster Seeds
M. I. Walker
Citrus Propagation
Inga Spence
Ohio Buckeye #1
Ted Kinsman
Orchid Pleurothallis Cogniauxiana Seed
Gregory G. Dimijian, M.D.
Cherry Tomato Flowers
John Kaprielian
Ripe Red Cherry Tomatoes
John Kaprielian
Cherry Tomatoes
John Kaprielian
Moss Capsule
Robert Knauft / Biology Pics
Moss Gametophyte With Antheridia
Robert Knauft / Biology Pics
Antheridia On Moss
Robert Knauft / Biology Pics
Moss Capsule #1
Robert Knauft / Biology Pics
Antheridia Of Moss
Robert Knauft / Biology Pics
Antheridia On Moss #1
Robert Knauft / Biology Pics
Moss Spores
Robert Knauft / Biology Pics
Antheridia On Moss #2
Robert Knauft / Biology Pics
Moss Gametophyte With Antheridia #1
Robert Knauft / Biology Pics
Plant Sexual Systems, Linnaeus, 1735
Science Source
Plant Sexual Systems, Carl Linnaeus
Science Source
Spirogyra Reproduction
Gary Retherford
Methods Of Plant Breeding
Science Source
Stoma Of Loasa Plant Sem
Biophoto Associates
Stoma Of Loasa Plant, Sem #1
Biophoto Associates
Stoma Of Loasa Plant, Sem #2
Biophoto Associates
Cosmia Flower Bud Lm
M I Walker
Burdock Burs
Photo Researchers
Mitosis In Onion Root
Dr. Cecil H. Fox
Winters Bark Drimys Winteri Pollen,sem
R E Litchfield
Pickerel Rush
Paul Whitten
Jack-in-the-pulpit
Paul Whitten
Pickerel Rush #1
Paul Whitten
Pollen On Lily Style, Lm
Garry DeLong
Tolmiea Plantlets
Herbert Kehrer
Fishhook Cactus
Craig K. Lorenz
Buttercup Flower Bud Lm
M. I. Walker
Jack-in-the-pulpit #1
Paul Whitten
Sacred Lotus
Perennou Nuridsany