Chrysosplenium japonicum

日本貓兒眼睛草

Chrysosplenium japonicum (Maxim.) Makino

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

Makino, The Botanical magazine, Tokyo 23: 71. 1909. (Bot. Mag. Tokyo, 植物學雜誌)

台灣首次記錄發表文獻

Hsu, Chung & Cheng, Taiwania 56(4): 337. 2011.

異名

無

各語言俗名

無

特徵描述

生活型

herb

形態特徵

Herbs perennial, 8-16 cm tall. Bulbils present near stem base, globose to fusiform, densely pilose. Stems cespitose, sparsely pilose.
Leaves reniform, 6-15 mm long, 9-20 mm wide, subglabrous to pilose, margin shallowly 8-15-dentate, teeth obtuse or retuse at apex; petioles 1-5 cm long.
Cymes 1.5-4 cm high, densely flowered, sparsely pilose. Bracteal leaves ovate to subflabellate, 5-12 mm long, 5-14 mm wide, glabrous to sparsely pilose, base broadly cuneate, margin 3-9-dentate. Flowers subsessile, yellowish green, ca. 3 mm in diam. Sepals erect, ovate to broadly ovate, 0.6-1.4 mm long, 1-1.4 mm wide, glabrous, apex obtuse or acute. Stamens (2 or) 4 or 8, 0.3-0.4 mm long. Ovary subinferior; styles 0.2-0.3 mm long. Disc usually 4-lobed.
Capsule erect, 4-5 mm long, apex retuse; carpels subequal; rostrums ca. 0.2 mm. Seeds dark brown, ellipsoid, 0.5-0.7 mm long, papillose.

物候

Flowering and fruiting from March to May.

分布

台灣 : Ilan.
世界 : China (Anhui, Jiangxi, Jilin, Liaoning, Zhejiang), Japan, Korea.

引證標本

Ilan County: Datong Township, Shihyuenyakou, roadside between 43-45k of highway 7A, ca. 1900 m alt., 12 Apr 2011, T.-C. Hsu 3868; Chung 10295 (TAIF). JAPAN. Siebold s. n. (MAK, color photos).