Achyranthes bidentata

牛膝

Achyranthes bidentata Bl.

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

Bl. 1825. Bijdragen tot de flora van Nederlandsch Indië 545. (Bijdr. Fl. Ned. Ind.)

台灣首次記錄發表文獻

Hatusima. 1971. Flora of Ryukyus 263. (Fl. Ryukyus)

異名

Achyranthes ogatai Yamamoto

Yamamoto. 1932. Supplementa iconum plantarum Formosanarum 3: 23. (Suppl. Icon. Pl. Formos.)

各語言俗名

中

牛膝、南天牛膝、白絨牛膝
客

Ngiu tsit teu
日

おきなわいのこずち、なんてんいのこずち、はいいのこずち

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Hui-Chun Hsu. 2007. Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county. Master thesis. National Pingtung University of Science and Technology. (Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county.)

特徵描述

生活型

herb

形態特徵

Perennial herbs, 40–100 cm tall; stems and branches quadrangular, densely pubescent.
Leaves oblong, 5–12 cm long, 3–5 cm wide, acuminate at both ends, prominently densely sericeous-velvety on both surfaces.
Inflorescence a terminal or axillary elongate spike, 2–10 cm long; peduncles whitish tomentose; bracts ovate-oblong, margins ciliate; bracteoles 2, spinescent, as long as perianth, 4–5 mm long; stamens 5, staminodes truncate, with obsolete teeth on upper margins.
Utricles cylindrical, ca. 3 mm long.

分布

台灣 : edges of forests and along roadsides in the central and northern parts of the island.
世界 : Tropical Asia, and the Ryukyus?

引證標本

TAIPEI: Wulai, Ogata s. n. 1924 (Type of Achyranthes ogatai, TAIF!). KEELUNG: Keelung, Kou & Kao 4270. ILAN: Tayuanshan, Kao 3251. TAICHUNG: Pahsienshan, Suzuki s. n. 1929. NANTOU: Sun Moon Lake, Kudo & Sasaki 15232; Puli, Suzuki 6443. HUALIEN: Taroko, Suzuki 9069.