Part 2: Botanical terminology
2. Trichomes
The hairs on plants are called trichomes.
Pubescent = a hairy surface (covering of trichomes)
Capsicum pubescens
Lrothc / CC BY-SA 2.5
Glabrous = a smooth surface (no trichomes/no pubescence)
Polyscias racemose
Forest & Kim Starr / CC BY 3.0