Youngia japonica

黃鵪菜

Youngia japonica (L.) DC.

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

DC., Prodromus Systematis Naturalis Regni Vegetabilis 7: 194. 1838. (Prodr.)

台灣首次記錄發表文獻

Li, Flora of Taiwan 4: 962. pl. 1264. 1998. (Fl. Taiwan)

異名

Crepis japonica (L.) Benth.

Forbes & Hemsl., The journal of the Linnean Society of London. Botany 23: 475. 1888. (J. Linn. Soc., Bot.)

各語言俗名

英

Oriental hawksbeard.
日

おにたびらこ.
原

Yaubau (Atayal).
台

Chhèng sim hông. Soan pe lêng. Tàu piah hông. Soan kun lêng. Soan kòa chhài.

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

Pubescent biennials; stems erect, often branched at base, 20–100 cm long.
Radical leaves thin, rosulate, oblanceolate, 8–25×1.7–6 cm, acute, base narrowed to a petiole, lyrate-pinnately parted, loosely mucronulate-dentate, slightly crisp puberulous on both surfaces, terminal segments largest, deltoid-ovate, usually rounded, lateral segments gradually smaller.
Heads 7–8 mm across, many, in terminal corymbose panicles; peduncle 6–25 mm long, slender. Involucre 4–6×3–4 mm, calyculate, outer bracts few, much smaller than inner, ovate, ca. 0.5 mm long, inner bracts 8, lanceolate, obtuse. Flowers 17–19, yellow, 5–8 mm long.
Achenes oblong, ca. 1.8 mm long, brown, apex gradually narrowed, with 11–13 scaberulous ribs. Pappus white, ca. 3 mm long, persistent.

分布

台灣 : very common in wastelands, cultivated fields and on roadsides.
世界 : A variable species widely distributed from southeastern Asia to Australia.

引證標本

TAIPEI: Nanya, Peng 14949. ILAN: Lotung, Yang 4656. TAOYUAN: Lungtan, Peng 13690. HSINCHU: Hengshan, Peng 12150. MIAOLI: Taian, Lin 535. NANTOU: Sun Moon Lake, Peng 10411. CHIAYI: Chiayi, Yen 10566. KAOHSIUNG: Shoushan, Yang 324; Tengchih, Peng 11228. PINGTUNG: Wanluan, Peng 10178. TAITUNG: Lanyu Is., Peng 10659. HUALIEN: Taroko, Peng 15447; Mukuahsi, Peng 15417.