Torenia crustacea

藍豬耳

Torenia crustacea (L.) Cham. & Schltdl.

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

Cham. & Schltdl., Linnaea : ein Journal für die Botanik in ihrem ganzen Umfange 2: 570. 1827. (Linnaea)

台灣首次記錄發表文獻

Ed. Comm, Red List TW Plants . 2017.

異名

Vandellia crustacea (L.) Benth.

Forbes & Hemsl., The journal of the Linnean Society of London. Botany 26: 189. 1890. (J. Linn. Soc., Bot.)
Lindernia crustacea (L.) F. Muell.

Mori, Short Flora of Formosa 191. 1936. (Short Fl. Formos.)

各語言俗名

英

Blue pig-ear.
日

うりくき.

參考文獻

Biffin, E.S., Barker, W.R., Wannan, B.S. & Liang, Y.-S., Australian Systematic Botany 31(4): 241-251. 2018.
Liang, Chen & Wang, Taiwan Journal of Forest Science 27(1): 95-116. 2012. (Taiwan J. For. Sci.)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Annual glabrous herbs, stems ascending, to 20 cm tall, branches pubescent.
Leaves petiolate, ovate-oblong to ovate, 6–20 mm long, 4–15 mm wide, pinnately nerved, apex obtuse, base rounded to subcordate, margins serrate, glabrous except pubescent on midrib and along margin; petiole 1–8 mm long.
Flowers solitary, axillary; pedicel longer than subtending leaves, 8–30 mm long. Calyx tubular, 5-dentate, 3–6 mm long, pubescent along veins. Corolla purple, 7–12 mm long. Stamens 4, all fertile; anterior filaments each with a linear spur near base.
Capsule ellipsoid, enclosed within the persistent calyx, 3–5 mm long.

分布

台灣 : in fields and roadsides at low elevations.
世界 : Nepal, India, Sri Lanka, Indochina, China, Japan, Malesia, Micronesia, Papua New Guinea, Polynesia, and Australia.

引證標本

TAIPEI: Kueishan to Huoshawchang, Hsu & Hsu 3466; Taipei, Chen 111. TAOYUAN: Taoyuan, Huang et al. 8655. MIAOLI: Tahu, Chen 24; Tongshiau, Kao 5685. TAICHUNG: Tachia, Kao 9705; Wufeng, Peng 931. CHIAYI: Chiayi, Kao 10583. TAINAN: Tawan, Kao 10498. PINGTUNG: Sehmen, Kao 7122. TAITUNG: Chihpen, Koyama et al. 6730; Lanyu, Huang & Kao 5356. HUALIEN: Sanmin, Kao 9593.