03. Botany: Blazing star leaf hairs (Loasaceae: mentzelia chilensis)
Electron microscopy

Hairs on the leaf surface of the blazing star (Mentzelia chilensis). A gland hair (yellow), containing plant oil, is surrounded by stinging hairs (white), which deter pests.
Plants of the Mentzelia genus grow in the American tropics and subtropics. Coloured Scanning Electron Microscope, Magnification: x380