Passion flower pollen, SEM
Morning glory pollen, SEM
Toad lily pollen, SEM
Euphorbia pollen, SEM
Lily pollen, SEM
Pollen of Lewisia, SEM
Pollen of Eucalyptus, SEM
Sweet William pollen grains, SEM
Chicory pollen grain, SEM
Bluebell pollen grains, SEM
Pollen of Pulmonaria, SEM
Olive pollen grain, SEM
Pollen, SEM
Marigold pollen, SEM
Hollyhock pollen grain, SEM
Convolvulus pollen grains, SEM
Mallow pollen grain, SEM
Dianthus pollen grain, SEM
Aqualegia pollen grains. SEM
Fremontodendron pollen grains, SEM
Tradescantia pollen grains, SEM
Euphorbia pollen grains, SEM
Garryla pollen. SEM
Cowslip pollen grains, SEM
Wallflower pollen grains, SEM
Dianthus pollen grains, SEM
Broom pollen grain, SEM
Anemone pollen grains, SEM
Euphorbia pollen grains. SEM
Germinating pollen, SEM
Clematis montana pollen, SEM
Horse chestnut pollen, SEM
Pollen grains, SEM
Aubergine pollen grain, SEM
Basil pollen grain, SEM
Geranium pollen, SEM
Water lily pollen grains, SEM
Californiain poppy pollen grain, SEM
Zinnia flower pistil and pollen, SEM
Flower, SEM
Sunflower pollen grains, SEM
Hypericum pollen
Climbing lily pollen, SEM
Celandine pollen, SEM
Crocus pollen, SEM
Daisy pollen, SEM
Lisianthus pollen, SEM
Bay tree pollen, SEM
Hellebore pollen, SEM
Mimosa pollen, SEM
Orange pollen, SEM
Pollen grain, SEM
Lilac pollen, SEM
Jasmine pollen, SEM
Evening primrose pollen, SEM
Ash tree pollen, SEM
Elder pollen, SEM
Common dewberry pollen, SEM
Sunflower pollen, SEM
Plane tree pollen, SEM
Daffodil pollen, SEM
Primrose pollen, SEM
Willow pollen, SEM
Dandelion pollen, SEM
Pollen on fern leaf, SEM
Dandelion pollen and stigma, SEM
Forget-me-not pollen, SEM
Pollen of an azalea, SEM
Morning glory pollen grains, SEM
Wild strawberry pollen grains, SEM
Ivy pollen (Hedera helix), SEM
Protea pollen grains
Chickweed flower pistil and pollen, SEM
Christmas cactus flower pollen grain, SEM
Gladiolus flower anther, SEM
Himalayan balsam pollen grain, SEM
Wild cherry (Prunus avium) pollen, light micrograph
Marsh orchid pollen, SEM
Grass pollen, SEM
Oxalis pollen, SEM
Maize pollen grain, SEM
Ragwort pollen, SEM
Common ragweed pollen, SEM
Cucumber pollen, SEM
Groundsel pollen, SEM
Michaelmas daisy pollen, SEM
Scots pine pollen, SEM
Bindweed pollen grain, SEM
Grass pollen grains, SEM
Pine pollen, SEM