Ranunculus nankotaizanus

南湖毛茛

endemic

Ranunculus nankotaizanus Ohwi

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

Ohwi, Acta phytotaxonomica et geobotanica eng 2: 155. 1933. (Acta Phytotax. Geobot., 植物分類,地理)

台灣首次記錄發表文獻

同發表文獻

異名

無

各語言俗名

中

南湖金鳳花. 南湖大山毛茛.
日

ひなきんぽうげ.

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

Perennial rhizomatous pubescent herbs, upright, 8-20 cm tall. Roots fibrous.
Leaves dimorphic, subglabrous on adaxial surface, pubescent, sometimes sparsely, abaxial surface. Radical leaves simple, 3-parted or ternate, terminal segment 1.5-1.8 cm long, 4-18 mm wide; ovate, deltoid, narrowly elliptic or narrowly obovate; 3-lobed to 3-parted; apex acute; base acute, rounded or obtuse; margin entire; petioles 2.5-3.8 cm long. Cauline leaves 3-parted, segments narrowly oblong or lanceolate; apex acute; base obtuse or rounded; margin entire; petioles short or nearly absent
Inflorescence a terminal cyme; pedicels 2-7.5 cm long, pubescent. Flowers 6-12 mm in diam., yellow; sepals 5, spreading, elliptic, pubescent outside, glabrous inside; petals 5, 5-7 mm long, 2.5-4 mm wide; obovate or elliptic, glabrous on both sides; stamens numerous, 2.5 mm long, anthers oblong, 1 mm long, filaments linear; carpels many, pubescent; receptacles pubescent.
Fruiting head ellipsoid; achenes 1.5-2.5 mm long, elliptisoid-orbicular to obovoid-orbicular, pubescent, laterally convex; styles persistent, becoming beaklike after anthesis, recurved.

物候

Flowering June to August; fruiting July to August.

分布

台灣 : 2,600 m on Nanhutashan.

引證標本

ILAN: Nanhutashan, Tamura, Shimizu & Kao 20868. TAICHUNG: Nanhutashan, Ohwi 4179 (Holotype, KYO!; isotype, TAI!). HUALIEN: Nanhutashan, Yang et al. 5051.