Ezo nettle (no common English name)
Urtica platyphylla Wedd. [Urticaceae]
Ezo-irakusa (エゾイラクサ, 蝦夷刺草)
Lifeform: perennial forb
Distribution: China- Japan
Habitat: woodlands - forests
Poison: leaves and stems have stinging hairs, causing irritation to skin
Urtica L. in Japan
All native species are distributed in Hokkaido
U. thunbergiana Sieb. et Zucc. (イラクサ)
U. platyphylla Wedd. (エゾイラクサ)
U. laetevirens Maxim. (コバノイラクサ)
U. angustifolia Fischer (ホソバイラクサ)
- var. shikokiana (Makino) Ohwi (ナガバイラクサ)
U. dioica L. (セイヨウイラクサ) [exotic to Japan]
U. urens L. (ヒメイラクサ) [exotic to Japan]
Urtica platyphylla in Hokkaido Univesity Campus
In Keiteki-no-Mori forest on May 21 2009. Do not touch!
In Keiteki-no-Mori forest on July 23 2009. Just flowering.