trichome

A hairlike or bristlelike, sometimes glandular, outgrowth from the epidermis of a plant.

An outgrowth from the epidermis of plants, as a hair, scale, bristle, or prickle. These may be very various in form and function, but morphologically they have a common origin.

A hair on the surface of leaf or stem, or any modification of a hair, as a minute scale, or star, or gland. The sporangia of ferns are believed to be of the nature of trichomes.

A hair– or scale-like extension of the epidermis of a plant.

Hairlike structures found in some microscopic organisms and algae.

A row of cells formed by successive cell divisions.