Potamogeton distinctus

異匙葉藻

Potamogeton distinctus A. Benn.

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

A. Benn. 1904. Journal of botany, British and foreign 42: 74. (J. Bot.)

台灣首次記錄發表文獻

Masam. 1954. A list of vascular plants of Taiwan 131. (List Vasc. Taiwan)

異名

Potamogeton tepperi A. Benn.

Forbes & Hemsl. 1903. The journal of the Linnean Society of London. Botany 36: 196. (J. Linn. Soc., Bot.)

各語言俗名

中

異匙葉藻、異匙葉眼子菜
日

ひるむしろ

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Yuen-Po Yang, Shen-Horn Yen & Chung-Kang Lin. 2001. Illustrated Guide to Aquatic Plants of Taiwan. (Ill. Guide Aquatic Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Stems branched.
Leaves dimorphic; floating leaves lanceolate or narrowly elliptic, brownish green, coriaceous, acute, entire, petiolate; submersed leaves lanceolate, minutely serrulate with projecting marginal cells, membranaceous, stalked; stipules membranaceous.
Peduncle 4.5-6 cm long.
Fruit with a short beak and 3 entire dorsal ridges.

分布

台灣 : in paddy fields in the north and south.
世界 : Japan, Korea, the Ryukyus and mainland China.

引證標本

TAIPEI: Neihu, Kawahara & Sho s. n. Jul 1944; Shihlin, Yang 104a. MIAOLI: Miaoli, Kawakami & Hayata s. n. Aug 1926. CHIAYI: Chiayi, DeVol 9014. HUALIEN: Hualien, Kawakami & Shimada s. n. Oct 1912.