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    Light micrograph of Dicot plants stem showing plant vascular tissue. — Stock Photo
    Light micrograph of Dicot plants stem showing plant vascular tissue.
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Pollen grains from a bellflower — Stock Photo
    Pollen grains from a bellflower
    Plant cells, 3d illustration — Stock Photo
    Plant cells, 3d illustration
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Climbing lily pollen — Stock Photo
    Climbing lily pollen
    Angel trumpets pollen grain — Stock Photo
    Angel trumpets pollen grain
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Plant cells, 3d illustration — Stock Photo
    Plant cells, 3d illustration
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Flowering currant pollen — Stock Photo
    Flowering currant pollen
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain. — Stock Photo
    Light micrograph of a plant stem cross section. Haematoxylin and eosin stain.
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (blue) and large intercellular air spaces (holes).
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Pollen grains of mimosa flower, digital illustration. — Stock Photo
    Pollen grains of mimosa flower, digital illustration.
    Light micrograph of plant cells. Plant cells have cell walls, constructed outside the cell membrane and composed of cellulose, hemicelluloses, and pectin. — Stock Photo
    Light micrograph of plant cells. Plant cells have cell walls, constructed outside the cell membrane and composed of cellulose, hemicelluloses, and pectin.
    Colored scanning electron micrograph of pollen grains from marigold flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from marigold flower.
    Abutilon sp. pollen grain — Stock Photo
    Abutilon sp. pollen grain
    Horse chestnut pollen grain — Stock Photo
    Horse chestnut pollen grain
    Plant cells, 3d illustration — Stock Photo
    Plant cells, 3d illustration
    Marsh marigold carpel — Stock Photo
    Marsh marigold carpel
    Broom pollen grain — Stock Photo
    Broom pollen grain
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Close-up illustration of colored pollen grain of mimosa plant. — Stock Photo
    Close-up illustration of colored pollen grain of mimosa plant.
    Bottlebrush pollen grain — Stock Photo
    Bottlebrush pollen grain
    Strawberry pollen grain — Stock Photo
    Strawberry pollen grain
    Clematis montana pollen — Stock Photo
    Clematis montana pollen
    Colored scanning electron micrograph of starch grains in seed of legume. — Stock Photo
    Colored scanning electron micrograph of starch grains in seed of legume.
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes).
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem. — Stock Photo
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem.
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Colored scanning electron micrograph of pollen grains from marigold flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from marigold flower.
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Pollen grains from a bellflower — Stock Photo
    Pollen grains from a bellflower
    Close Look At Anatomy Of Leaf — Stock Photo
    Close Look At Anatomy Of Leaf
    Pollen grains of mimosa flower, digital illustration. — Stock Photo
    Pollen grains of mimosa flower, digital illustration.
    Close-up illustration of colored pollen grain of mimosa plant. — Stock Photo
    Close-up illustration of colored pollen grain of mimosa plant.
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Primula pollen grain — Stock Photo
    Primula pollen grain
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Passion flower pollen — Stock Photo
    Passion flower pollen
    Pollen grains of mimosa flowers, digital illustration. — Stock Photo
    Pollen grains of mimosa flowers, digital illustration.
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Plant vascular tissue, light micrograph. Haematoxylin and eosin stain.
    Milkwort pollen grain — Stock Photo
    Milkwort pollen grain
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Pollen grains of mimosa flower, digital illustration. — Stock Photo
    Pollen grains of mimosa flower, digital illustration.
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM). — Stock Photo
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM).
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem. — Stock Photo
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem.