Paraprenanthes sororia

山苦賈

Paraprenanthes sororia (Miq.) C. Shih

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

C. Shih, Acta phytotaxonomica et geobotanica eng 26: 422. 1988. (Acta Phytotax. Geobot.)

台灣首次記錄發表文獻

同發表文獻

異名

Lactuca sororia Miq.

Forbes & Hemsl., The journal of the Linnean Society of London. Botany 23: 484. 1888. (J. Linn. Soc., Bot.)
Ixeris microcephala Nakai

Nakai, The Botanical magazine, Tokyo 34: 153. 1920. (Bot. Mag. Tokyo)
Mycelis sororia (Miq.) Nakai

Nakai, The Botanical magazine, Tokyo 36: 24. 1922. (Bot. Mag. Tokyo)

各語言俗名

中

山苦蕒. 假福王草.
日

あおにがな. むらさきにがな.

參考文獻

W. C. Lin, Wild flowers of Taiwan - the 1300 species found in the lower elevation . 2005. (Wild flowers of Taiwan)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Perennials; stems (30-) 60–180 cm tall, erect, paniculately branched apically.
Lower cauline leaves thin, long petiolate, 12–23×5–10 cm, irregularly lyrate-pinnatisect to ovate-triangular, margins irregularly incised-lobed, distinctly mucro-nulate, upper surface crisp puberulous, loser surface glabrous; upper cauline leaves few, oblong to lanceolate, sessile, margins incised to mucronulate.
Inflorescence paniculate, with minute lanceolate bracts, bracts 2–3 mm long; peduncle 8–24 mm long, few bracteolate, glabrous. Heads nodding in bud. Involucre cylindric, 8–9×2.5 mm, bracts glabrous, purple, outer ones much shorter, 2- or 3-seriate, ovate-oblong to oblong-lanceolate, 1–4 mm long, inner bracts 8, in 1 series, narrowly oblong. Florets 7–9; purple, 9–10×1–1.3 mm.
Achenes linear-fusiform, 3.5–4×*0.8 mm, black, 12-ribbed, beak 0.5 mm long. Pappus white, 7 mm long.
Chromosome number, 2n = 18 (Peng & Hsu, 1978).

分布

台灣 : semishaded habitats from low to mid elevations.
世界 : Korea, Japan, Vietnam and China.

引證標本

TAIPE: Shihting, Peng 6774. ILAN: Tahsi, Liao 325; Tsueifeng Lake to Tayuanshan, Peng 10339. TAOYUAN: Paling to Lalashan, Peng 11028. HSINCHU: Wufeng, Peng 9381; Yuanyanghu, Chen 163. MIAOLI: Shihtan, Peng 15055. TAICHUNG: Wushihkeng, Yang 6790; Wuling Farm, Peng 8011. NANTOU: Meifeng, Peng 1080; Huishun Forest Area, Peng 14027. PINGTUNG: Wutoushan, Wang 1023. HUALIEN: Huangma to Walami, Liao 1572; Tatung to Chingshuishan, Ho 1234.