Pollen grains, illustration
Pollen grains, artwork
Pollen grains, light micrograph
Pollen grain, illustration
Lily pollen grain, SEM
Pollen grains, conceptual illustration
Section through flower anthers, light micrograph
Section through flower anther, light micrograph
Basil pollen grain, SEM
Hazel pollen grains
Aubergine pollen grain, SEM
Pollen grains, SEM
California poppy pollen, light micrograph
Lisianthus pollen, SEM
Willow pollen, SEM
Hayfever, conceptual image
Sagebrush pollen, SEM
Cedar pollen, SEM
Grass pollen grains, SEM
Daisy pollen, SEM
Hazel pollen grains, SEM
Pollen production
Morning Glory pollen grain
Radish flower bud, light micrograph
Pollen grain, SEM
Silver birch pollen, SEM
Dahlia pollen grain, coloured SEM
Pollen particles
Michaelmas daisy anther, SEM
Morning glory pollen, SEM
Rye grass pollen (Lolium perenne), SEM
Bindweed pollen grains, SEM
Pine pollen
Ragweed Pollen. SEM
Pollen from Morning Glory flower
Common ragweed pollen, SEM
Bindweed pollen grain, SEM
Pear (Pyrus sp.) flower
Cross section of a tulip bud
Dahlia 'Twynings Smartie'
Rosa 'Vogue'
Bindweed pollen and stigma, SEM
Passion flower pollen, SEM
Allergy treatment, conceptual image
Yew pollen shower
Birch pollen allergen molecule
Amaryllis, X-ray
Fuchsia 'Deep Purple'
Fuchsia 'Dark Eyes'
Fuchsia 'Swingtime'
Jersey lily (Amaryllis belladonna) flowers
Tulip, X-ray
Lily pollen, SEM
Bumblebee on a flower, X-ray
Tiger lily pollen
Pollen grains of Cocksfoot grass
Pollen and flower
Scots pine (Pinus sylvestris) male cone
Forsythia pollen grains, SEM
SEM of peony (left) and castor bean (right) pollen
Lily, X-ray
Chrysanthemum flower, X-ray
Grass pollen dispersal
Orchid stem (Phalaenopsis sp.), X-ray
Red ginger flower head, X-ray
Ragweed (Ambrosia psilostachya) pollen, SEM
Pollen of Chickweed flower
Pollen of willow tree
Morning glory pollen
Pollen grain of Cocksfoot grass
花の行列
Wasp on a rose, X-ray
Honeybee on a flower, X-ray
St. John's wort bud, light micrograph
Lily pollen grains, SEM
アジサイ
Pollen on female flowers of the hazel tree
Pollen cloud around a yew tree
Pollen grains, 3D computer model
Hypericum pollen
Capsicum pollen grains, SEM
Ragweed (Ambrosia) Pollen SEM X1075
Pink daisy, X-ray
Yellow flower, X-ray
Lilium flower bud showing meiosis, light micrograph
Chickweed flower pollen grains
Stitchwort pollen grains, SEM
Narcissus 'Carlton'
Clematis montana pollen, SEM
Alder (Alnus glutinosa) tree, artwork
Grey willow (Salix atrocinerea), artwork
Bird of paradise flower
Tomatillos
Daffodil (Narcissus 'Bravoure') flower head
Bitter orange tree blossom (Neroli sp.), X-ray
Amaryllis flower, X-ray
Anemone flower, X-ray
Dendrobium flower, X-ray
Frangipani (Plumeria sp.), X-ray
Freesia, X-ray
Hibiscus, X-ray
Hibiscus stem, X-ray
Honeysuckle, X-ray
Honeysuckle vine, X-ray
Lotus flower (Nelumbo nucifera), X-ray
Magnolia flower and acai berries, X-ray
Magnolia, X-ray
Orange blossom flowers, X-ray
Orchid (Phalaenopsis sp.), X-ray
Tea olive (Osmanthus sp.), X-ray
Primrose (Primula sp.), X-ray
Meadow buttercup (Ranunculus sp.), X-ray
Red ginger flower and leaf, X-ray
Wild rose flower head, X-ray
Rudbeckia flower, X-ray
Orchid stems (Phalaenopsis sp.), X-ray
Lily flower stamens and carpel
Lamium garganicum flowers
Creeping jenny (Lysimachia nummularia)
Pollinated poppy
Lace-bark pine (Pinus bungeana)
Iris pollen grains, SEM
Hyacinth pollen grains, SEM
Naples saffron crocus flowers in meadow
Coloured SEM of lily pollen grains
Pollen grains size comparison preparation, light micrograph
Lilac flower bud, light micrograph
Lily (Lilium sp.) flower bud, light micrograph
Hibiscus pollen grains, fluorescence light micrograph
Two sunflowers, X-ray
Willowherb pollen
Pollen, SEM
Venus flytrap pollen grains, SEM
Cucumber pollen grains, SEM
Lily bud, light micrograph