Alternanthera sessilis

蓮子草

naturalized

Alternanthera sessilis (L.) R. Brown

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

R. Brown, Prodromus Florae Novae Hollandiae 1: 417. 1810. (Prodr. Fl. Nov. Holl.)

台灣首次記錄發表文獻

Liu et al., Quarterly journal of the Taiwan Museum 8: 290. 1955. (Quart. J. Taiwan Mus.)

異名

Alternanthera nodiflora R. Brown

Chuang & Kuo, Amaranth. Taiwan Publ. Bot. Dept. Natl. Taiwan Univ. 48. 1967.
Alternanthera polygonoides (Linn) R. Brown

Ying, Quarterly journal (Bulletin) of the experimental forest of National Taiwan University 1(1): 88. 1987. (Quart. J. Exp. For. Natl. Taiwan Univ.)

各語言俗名

中

旱蓮草. 耐驚菜. 蟚蜞菊. 節節花. 滿天星. 紅田烏.
英

Star-sky alternanthera. Narrow-leaved alternanthera.
日

ほしのげいとう. ほそばつるのげいとう.
原

Pagaga'ttu (Paiwan).
台

Chhân o chháu. Chá liân chháu. Âng kut chhoah phīn chháu. Âng hoe bák chhài. Âng hoe bìt chhài. Âng chhân o. Âng chhân o chháu. Chhân pin chháu. Chat chat hoe.

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh, Taiwania 55(2): 146. 2010.
W. C. Lin, Wild flowers of Taiwan - the 1300 species found in the lower elevation . 2005. (Wild flowers of Taiwan)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Annual herbs; stems prostrate or decumbent, nodes villose, internodes slightly puberulous in lines on opposite sides.
Leaves linear, lanceolate, oblanceolate or narrowly elliptic; 2–6 cm long, 0.3–2 cm wide, apex acute, obtuse or rounded, margins slightly crente-dentate or subentire, sessile or short petiolate.
Spikes sessile, globose to cylindric; bracts and bracteoles white scarious; perianth segments 5, oblong or narrowly oblong, equal, ca. 2 mm long, ca. 0.6 mm wide, glabrous, apex acuminate or acute; stamens 3, anthers ellipsoid.
Utricles obreniform, brown.

分布

台灣 : a common weed in open fields and wet places at low altitudes.
世界 : In the tropics and subtropics.

引證標本

TAIPEI: Shinshan, Kuoh 1442; Tanshui, Kao 5521. ILAN: Nan-ao, Huang & Huang 13367; Mt. Taiping, Huang 3964. TAOYUAN: Yangmei, Peng 2741; Jenmei, Kuo 6311. MIAOLI: Yuenil, Hsu 5281. TAICHUNG: Wufong, Peng 932. NANTOU: Yossi, Kao 9966. CHIAYI: Wufengmiao, Hsu & Kao 7492. TAINAN: Yenliao, Chiang 887; Matou, Kao 10152. PENGHU: Chimetao, Huang 7059. KAOHSIUNG: Takanshan, Kao 10446. PINGTUNG: Fongkang, Yang 1269; Kangkou, Kuoh 13067. TAITUNG: Lanyu, Hungtou, Hsu 4932.