Stoma on the lower surface of a dahlia leaf (Dahlia sp), coloured scanning electron micrograph (SEM). Stomata (plural of stoma) are tiny openings in t

---

Stoma on the lower surface of a dahlia leaf (Dahlia sp), coloured scanning electron micrograph (SEM). Stomata (plural of stoma) are tiny openings in the epidermis of a plant that are surrounded by pairs of crescent-shaped cells, called guard cells, that facilitate gas exchange. Magnification: x405 when shortest axis printed at 25 millimetres.

---

Size: 3327px × 2627px
Photo credit: © DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 92719b, asteraceae, asterales, asterid, asterids, cell, cells, colored, coloured, dahlia, electron, exchange, false-colored, false-coloured, gas, guard, herbaceous, leaf, micrograph, perennial, plant, plants, scanning, sem, stoma, stomata, stomate, stomates, tuberous