特徵描述
屬列表
Achyranthes 牛膝屬
Aerva 絹毛屬
Allmania 砂莧屬
Alternanthera 蓮子草屬
Amaranthus 莧屬
Celosia 青葙屬
Cyathula 川牛膝屬
Deeringia 漿果莧屬
Digera 瘤果莧屬
Gomphrena 千日紅屬
Philoxerus 安旱莧屬
Pupalia 鉤牛膝屬
標本列表
Philoxerus 安旱莧屬
型態特徵
Low decumbent fleshy herbs, glabrous or densely hairy. Leaves opposite, entire. Flowers bisexual, white or reddish, short-pedicelled, in axillary or terminal, sessile or short-peduncled heads or spikes; bracts solitary, papery; bracteoles 2, keeled; perianth segments 5, nerved, chartaceous; stamens 5, filaments united into a short cup at base, anthers 1-celled; ovary broadly ovate or obovate, compressed, style very short, stigmas 2 or 3; ovule solitary, pendulous. Utricles indehiscent; seeds lenticular, smooth.
About 15 species, mainly in Australia, eastern America, western Africa, and eastern Asia; one species in Taiwan.
