A small hair or other outgrowth from the epidermis of a plant, typically unicellular and glandular.
- The majority of flowering plants produce multicellular trichomes.
- The adaxial and abaxial surfaces of the investigated leaves of Styrian oil pumpkin showed numerous glandular trichomes and bristle hairs.
- Moreover, the composition of exudates produced by glandular trichomes may change with leaf age.
Late 19th century: from Greek trikhōma, from trikhoun 'cover with hair'.
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