Man'yō Plants Haji 24th November 2015 Thomas Leave a comment Man’yō Name Pazi 波自、梔( はじ) Modern Name Yamahaze 山黄櫨(ヤマハゼ) English Names Poison oak Scientific Name F. Anacardiaceae Rhus sylvestris/Toxicodendron sylvestre Distribution Appearance Seasonal Association Poems (1) MYS XX: 4465