Circaea glabrescens
禿梗露珠草
Circaea glabrescens (Pamp.) Hand.-Mazz.
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
Hand.-Mazz., Symbolae Sinicae 7(3): 604. 1933. (Symb. Sin.)
台灣首次記錄發表文獻
Raven, Flora of Taiwan 3: 883. 1977. (Fl. Taiwan, 台灣植物誌)
異名
無
各語言俗名
-
日けなしうしたきそう.
參考資料
-
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)
特徵描述
生活型
herb
形態特徵
- Plants 12–80 cm tall, pubescent with short, falcately recurved hairs, rarely glabrous. Rhizomes non-tuberous.
- Leaves 3.7–11 cm long, 1.8–5 cm wide, narrowly to broadly ovate, base rounded or very rarely subcordate, apex acuminate to short acuminate, margins denticulate.
- Flowering pedicels glabrous, perpendicular to axis of raceme, not clustered, flowers distantly spaced, opening after elongation of raceme axis. Nectary wholly within floral tube and inconspicuous.
- Fruit bilocular, 2-seeded, obovoid to pyriform, tapering smoothly to pedicel, without ribs or sulci but with a shallow groove, which represents an extension of pedicel. Fruiting pedicel and mature fruit, 4.5–8.5 mm long
- 2n=22
物候
Flowers Jul-Aug; fruit Aug-Sep.
分布
- 台灣 : Endemic to central China (W Hubei, N Sichuan, SE Gansu, S and C Shaanxi to SW Shanxi); disjunct on Taiwan where it is known from only one collection. Deciduous forests, 700–2,500 m.
引證標本
HUALIEN: Sasaki s. n. 1932