Grass stoma

Called grass, in a broad sense, any plant annual or perennial, non woody part of angiosperms (monocots and dicots), green, in a narrower sense, a common term for grass grasses, including forage grasses, which are grasslands, meadows and lawns, and neighboring families by their morphology, rushes (rushes) and Cyperaceae (sedges).

A stoma is a small hole present in the epidermis of aerial organs of plants (on the underside of the leaves in most cases). It allows gas exchange between plant and ambient air (oxygen, carbon dioxide, water vapor ...) and the regulation of osmotic pressure.