SCIENTIFIC NAME: Urtica dioica
COMMON NAME(S): Stinging nettle
FAMILY: URTICACEAE - Nettle family
HABITAT: Disturbed woods, generally on rich soil, waste places
HEIGHT: Variable, generally under 4'
CHARACTERISTICS: Stems cylindrical or ridged
LEAVES: Opposite, leaves usually oval or heart-shaped, pointed at tip and toothed along margin, covered with stinging hairs
FLOWERS: Inconspicuous, separate male and female on different plants, greenish-yellow, in clusters at junctures of leaves
FLOWERING SEASON: Summer, fall
FRUITS: A tiny nut
ALLERGENIC PRINCIPLES: Unknown: pollen allergens
ALLERGENIC PROPERTIES: Dermatological; respiratory
COMMENTS: The hairs on contact produce a red, itching rash. Blistering may occur on the skin of very sensitive individuals Urtica dioica has been used extensively as a tea and even cooked for greens.