Eclipta prostrata

鱧腸

Eclipta prostrata (L.) L.

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

L., Mantissa Plantarum 2: 286. 1771. (Mant. Pl.)

台灣首次記錄發表文獻

Li, Flora of Taiwan 4: 849. pl. 1222. 1978. (Fl. Taiwan)

異名

Eclipta alba (L.) Hassk.

Hayata, The Journal of the College of Science, Imperial University of Tokyo, Japan 18(8): 17. 1904. (J. Coll. Sci. Univ. Tokyo)

各語言俗名

中

田烏仔草. 墨菜. 旱蓮草.
英

American false daisy.
日

たかさぶろう.
台

Chhân o á chháu. O chhân o. Sòe hō liân lek á. Chhân o chháu.

參考文獻

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

Stems erect, ascending or prostrate, to 60 (–100) cm tall, strigose-pilose, branched at base.
Leaves chartaceous, lanceolate, 3–10×0.5–2.5 cm, apex gradually acuminate, base narrowed, sessile or short petiolate, serrulate, densely strigose-pubescent on both surfaces.
Heads 6 mm across; peduncle slender, 2–4.5 cm long; involucre globose-campanulate, 5×6–7 mm, enlarging to 11 mm broad in fruit, bracts 5 or 6, 2-seriate, oblong, acute, outer ones longer. Ray florets in 2 series; corolla white, 2.5–3×0.4 mm, bifid or entire. Disc florets many, corolla white, 1.5 mm long, 4-lobed.
Achenes 2.8×1.5 mm, ribbed on margins.
<i>Eclipta prostrata</i> is a highly variable species widely distributed in separated parts of the world. Habit of this species is greatly influenced by the habitats in which they grow.

分布

台灣 : common in ditches and paddy fields.
世界 : Warmer parts of the world.

引證標本

TAIPEI: Farm of Natl. Taiwan Univ., Peng 2572. ILAN: Chilan, Peng 2065. TAOYUAN: Yungan, Peng 1555. HSINCHU: Chupei, Peng 15226. CHIAYI: Tungshih, Auko, Peng 1694. PENGHU: Huhsi, Peng 1959. TAINAN: Anping, Susuki s. n. 1921. TAITUNG: Tawu, Hsu & Hsu 4074; Lanyu Is., Huang & Kao 6384. HUALIEN: Chingshui, Shimizu & Kao 11570.