Marijuana or, Cannabis leaf surface under an electron microscope.
The long hairy cells contain mostly
calcium carbonate crystals. The Glandular cells (
Trichomes) are of two kinds: (capitate trichomes) the ones with stalks like tiny phalluses

, & peltate trichomes (merged to the leaf surface). Trichomes secrete a resin containing
tetrahydrocannabinol, which is the real juice that makes cannabis desirable (to those who prefer a Higher seat in the drama of life) :D