Najas indica

中華茨藻

Najas indica (Willd.) Cham.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Cham., Linnaea : ein Journal für die Botanik in ihrem ganzen Umfange 4(4): 501. 1829. (Linnaea)

台灣首次記錄發表文獻

Hsu, Taiwania 18(1): 68. pl. 4. 1973.

異名

Najas orientalis Triest & Uotila

Triest & Uotila, Annales Botanici Fennici 23: 169. 1986. (Ann. Bot. Fenn.)

各語言俗名

中

印度茨藻.

參考文獻

Hsu, Taiwania 18(1): 62-72. 1973.

特徵描述

生活型

herb

形態特徵

Stems much branched.
Leaves straight or slightly recurved, acute, serrate, to 2.5 cm long.
Staminate flowers usually solitary, enclosed in a spathe; anthers 4-celled. Pistillate flowers usually borne with staminate flowers, without a spathe.
Seeds ellipsoid; areolae subquadrangular to quadrangular.
Najas orientalis Triest & Uotila was reported as probably occurring in Taiwan (Triest and Uotila 1986). They treated N. indica in Japan as identical to N. orientalis. Their treatment needs further study.

分布

台灣 : in ponds and paddy fields throughout.
世界 : Mainland China and Japan.

引證標本

TAIPEI: Shihlin, Yang 109b. TAOYUAN: Tachi, Yang 148. YUNLIN: Huwei, Suzuki 6429. TAINAN: Paoan, Yang 84. KAOHSIUNG: Chenchinghu, Yang 37. PINGTUNG: Hengchun, Yang 79.