找植物
找標本
電子書
名彙資訊
學名發表文獻
Nutt., Transactions of the American Philosophical Society, new series 5: 141. 1837. (Trans. Amer. Philoc. Soc. n.s.)
台灣首次記錄發表文獻
Chen, Illustrations of Weeds of Eastern Taiwan 1: 172. fig. 68. photo 68. 1997. (Ill. Weeds East. Taiwan)
異名
無
各語言俗名
-
中角果水馬齒.
參考文獻
-
Shih-Huei Chen, Naturalized plants of eastern Taiwan . 2008. (Nat. Pl. East. Taiwan)
特徵描述
生活型
herb
形態特徵
- Annual monoecious herbs with slender prostrate stems.
- Leaves oblanceolate or spatulate, rarely obovate, 3–5 mm long, 0.3–1 mm wide.
- Female flowers without bracteoles, pedicellate, stigmas as long as ovary; male flowers with stamens ca. 0.3 mm long.
- Fruit oblong, broader than high, pedicellate, mericarp with a narrowed and elongate outgrowth at base, face curved.
分布
- 台灣 : muddy places in the north; probably introduced.
- 世界 : North America.
引證標本
TAIPEI: Chihching Primary School (Chingmei), Huang 4470.








