Gentiana tenuissima

台東龍膽

Gentiana tenuissima Hayata

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Hayata, Flora Montana Formosae 167. 1908. (Fl. Mont. Formos.)

台灣首次記錄發表文獻

同發表文獻

異名

Gentiana squarrosa auct. non Ledeb.

Kitamura, Acta phytotaxonomica et geobotanica eng 10: 183. 1941. (Acta Phytotax. Geobot.)

各語言俗名

日

たいとうりんどう.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Annual herbs. Stems usually branched, yellowish green, 6–8 cm long tall.
Leaves aristate-acuminate at apex; radical leaves lanceolate or ovate, 7–8 mm long; cauline leaves lanceolate to narrowly ovate, ca. 5 mm long.
Flowers pedicellate, pedicels 2–6 mm long; calyx tube campanulate, 2–3 mm long, with 4 or 5 scabrous costae; calyx lobes 4 or 5, margins minutely serrulate; corolla tubular-campanulate, light blue, ca. 7 mm long, lobes 4 or 5. Stamens 4 or 5, anthers oblong, 0.4–0.6 mm long, filaments ca. 3–5 mm long. Ovary short stipitate, 2–3 mm long.
Capsules obovoid, ca. 4 mm long, Seeds ovoid, with minute longitudinally reticulate striae, 0.5–0.6 mm long.

分布

台灣 : on semishaded grasslands and roadsides in the northeastern part of the island. From 50 to 2,100 m in elevation. Rare.

引證標本

ILAN: Tungao, Huang 3706. HUALIEN: Loshao, Chen 1603; Yenhailintao, Chen 1195, Wang 7664; Wuchuancheng, Kawakami s. n. 1907 (Holotype, TI; isotype, TAIF).