Circaea cordata

心葉露珠草

Circaea cordata Royle

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Royle, Illustrations of the Botany ... of the Himalayan Mountains 1: 211. pl. 43. fig. 1a-1. 1834. (Ill. Bot. Himal. Mts.)

台灣首次記錄發表文獻

Yamamoto, Journal of the Society of Tropical Agriculture 5: 353. 1933. (J. Soc. Trop. Agr., 熱帶農學會誌)

異名

無

各語言俗名

日

うしたきそう.

特徵描述

生活型

herb

形態特徵

Plants 2–150 cm tall, pubescent, usually densely so, with long, patent soft hairs, falcately recurved hairs, and capitate and clavate-tipped glandular hairs. Rhizomes non-tuberous.
Leaves 4–13 cm long, 2.3–11 cm wide, narrowly to very broadly ovate, base very broadly cuneate to broadly rounded or truncate or, more commonly, cordate, apex short acuminate, margins denticulate to subentire.
Flowering pedicels pubescent, perpendicular to raceme axis, flowers closely spaced, opening before elongation of raceme axis. Nectary wholly within floral tube and inconspicuous.
Fruit bilocular, 2-seeded, obliquely obovoid to lenticular, dorsally flattened, obliquely rounded or truncate to pedicel, with low, corky thickenings along margins and between locules, without prominent sulci. Fruiting pedicel and mature fruit, 4.4–7 mm long.
2n=22.

物候

Flowers Jun-Aug; fruit Jul-Sep.

分布

世界 : Distribution: SE Siberia, Korea; Japan; across China to Assam, India; Nepal; NW India to Kashmir and Pakistan. Well drained soils in mixed deciduous, rarely boreal, forests; near sea level to 3,500 m.

引證標本

ILAN: Kizan, Kwanzan Pass, Okamoto s. n. 1938. HSINCHU: Tapachienshan, Kuoh 3227. TAICHUNG: Chika, Huang & Hsieh 7281. NANTOU: Hsinyi, Shenmu, Peng 10880. HUALIEN: Hsinpaiyang to Pilu, Peng 12781.