Argostemma solaniflorum

水冠草

Argostemma solaniflorum Elmer

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

Elmer, Leaflets of Philippine Botany 1: 2. 1906. (Leafl. Philipp. Bot.)

台灣首次記錄發表文獻

Masam., Transactions of the Natural History Society of Formosa 28: 234. 1938. (Trans. Nat. Hist. Soc. Formos., 台灣博物學會會報)

異名

Argostemma iriomotensis Masam.

Masam., Transactions of the Natural History Society of Formosa 25: 248. 1935. (Trans. Nat. Hist. Soc. Formos., 台灣博物學會會報)
Argostemma taiwanense S. S. Ying

S. S. Ying, Memoirs of the College of Agriculture, National Taiwan University 29(2): 56. photo 10. 1989. (Mem. Coll. Agr. Natl. Taiwan Univ., 國立台灣大學農學院硏究報告)

各語言俗名

日

ほずくむぐら.

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

An erect herb, 5–40 cm tall; stem pubescent or subpubescent.
Leaves opposite, the pairs subequal, oblong to elliptic, (4.6-)6.0–9.7(–11.5) cm long, (l.5-)2.2–3.5(–3.7) cm broad, apex acute to acuminate, base cuneate, glabrous or subpubescent above, densely hairy along veins beneath, margin entire or ciliated; petioles 0.5–2.5 cm long, pubescent; stipules broadly ovate to elliptic, 0.3-0.7 cm long, 0.2-0.5 cm broad.
Inflorescences l–4-flowered in axillary or terminal corymbiform; pedicels long hairy, 0.8–5.5 cm long. Flowers white, 0.3-0.7 cm long, 1.2–2.0 cm in diam.; calyx 5-lobed, the lobes triangular-ovate, 0.15-0.3 cm long, pubescent outside, glabrous inside; corolla 5-lobed, the lobes oblong to ovate, ciliate at margin; stamens 5, inserted at the base of corolla, connate; filaments absent or to 0.l cm long; anthers 0.l5-0.3 cm long, longitudinal slit; connective larger than the anther, papillate; upper sterile appendages 0.l5-0.3 cm long; styles filiform, 0.5–1.0 cm long, glabrescent, stigma shallowly 2-lobed or capitate, ovary inferior.
Fruit a capsule with persistent calyx, 0.4-0.9 cm in diam.. Seeds minute, reticulate with a ring on each surface.

分布

台灣 : Found only in the east part of Taiwan and on rocks along a shaded river and in the forests on Lanyu Island.
世界 : The Philippines and the Ryukyus

引證標本

HUALIEN: Hsiulin, Mt. Lanshan, T.C. Huang 4272. TAITUNG: Lanyu Island, Chang 16793, Hongtoushan, Hosokawa 8121, Yang et al. 8668; Tienchih, Yang & Chu 8000, Yang et al. 8108.