Botany - Nettle

Scientific name Urtica dioica
Appearance Perennial herbaceous plant, with upright square stems, opposite serrated dark green leaves covered with stinging hairs; greenish flowers in hanging clusters
Smell Herbaceous, fresh, slightly pungent when crushed
Color Dark green (foliage), pale green to greenish (flowers)
Used parts Leaves, stems, roots, flowering tops (fresh or dried)
Origins Temperate zones of Europe, Asia, and North America
Toxicity level Weak (stinging hairs when fresh; edible after cooking or drying)