horse-chestnut, Aesculus hippocastanum 欧洲七叶树
horsetail, field, Equisetum arvense 木贼
Hottentot-fig, Carpobrotus edulis 食用日中花
hound's-tongue, Cynoglossum officinale 红花琉璃草
houseleek, Sempervivum tectorum 长生草
ivy, Hedera helix 常春藤
ivy-leaved toadflax, Cymbalaria muralis 蔓柳穿鱼
knotgrass (ironweed), Polygonum aviculare 萹蓄
kudzu vine, Pueraria montana 葛藤
laburnum, Laburnum anagyroides 毒豆