Confocal micrograph of Arabidopsis thaliana (thale cress) seedling leaf with stomata (yellow mouth-like structures) and parenchyma cells. Confocal microscopy. Honorable Mention, 2009 Olympus BioScapes...

Colorized scanning electron micrograph of an open stoma on the surface of a leaf of lettuce (Lactuca sativa). A stoma is a small pore found on the underside of plant leaves and stems that allow for ga...

Colorized Scanning electron micrograph of an unfixed mint leaf showing stomata pores.

Colorized scanning electron micrograph of a Feverfew (Tanacetum parthenium) stoma. Measuring 20 microns, a stoma (plural stomata) is a pore, found in the leaf and stem epidermis that is used for gas e...

Scanning electron microscope image of Helianthus annuus (sunflower) stem epidermal surface, showing a trichome (finger-like projection) and a stomata (pore used for gas exchange). This image is part ...

Colorized scanning electron micrograph of a lavender leaf. Lavender (Lavandula) yields an essential oil with sweet overtones, and can be used in balms, salves, perfumes, cosmetics, and topical applica...

Scanning electron microscope image of sunflower lower leaf surface. Note the numerous stomata, which are pores used for gas exchange. A larger magnification view of a single stomata can be found in ...

Colorized scanning electron micrograph of rust on a rose leaf. Rose rust is a disease specific to roses and is caused by the parasitic fungus Phragmidium tuberculatum and some other closely related s...

Scanning electron microscope image of sunflower lower leaf surface. Note the stomata (pore used for gas exchange) near the center of the image. This is part of an image series containing images CIL:...