text: "Hairs" on plants are properly called trichomes. Leaves can show several degrees of hairiness. The meaning of several of the following terms can overlap.
  ;Arachnoid, or arachnose: With many fine, entangled hairs giving a cobwebby appearance.
  ;Barbellate: With finely barbed hairs (barbellae).
  ;Bearded: With long, stiff hairs.
  ;Bristly: With stiff hair-like prickles.
  ;Canescent: Hoary with dense grayish-white pubescence.
  ;Ciliate: Marginally fringed with short hairs (cilia).
  ;Ciliolate: Minutely ciliate.
  ;Floccose: With flocks of soft, woolly hairs, which tend to rub off.
  ;Glabrescent: Losing hairs with age.
  ;Glabrous: No hairs of any kind present.
  ;Glandular: With a gland at the tip of the hair.
  ;Hirsute: With rather rough or stiff hairs.
  ;Hispid: With rigid, bristly hairs.
  ;Hispidulous: Minutely hispid.
  ;Hoary: With a fine, close grayish-white pubescence.
  ;Lanate, or lanose: With woolly hairs.
  ;Pilose: With soft, clearly separated hairs.
  ;Puberulent, or puberulous: With fine, minute hairs.
  ;Pubescent: With soft, short and erect hairs.
  ;Scabrous, or scabrid: Rough to the touch.
  ;Sericeous: Silky appearance through fine, straight and appressed (lying close and flat) hairs.
  ;Silky: With adpressed, soft and straight pubescence.
  ;Stellate, or stelliform: With star-shaped hairs.
  ;Strigose: With appressed, sharp, straight and stiff hairs.
  ;Tomentose: Densely pubescent with matted, soft white woolly hairs.
  ;Tomentulose: Minutely or only slightly tomentose.
  ;Villous: With long and soft hairs, usually curved.
  ;Woolly: With long, soft and tortuous or matted hairs.