生活型

herb

形態特徵

• Perennial herbs. Caudex with clustered leaves and slender stolons, stolons 10–20 cm long, terete, sparsely pubescent.
• Leaves rosulate, opposite, papyriferous, radical leaves with obscure petiole 1–4 cm long, blade obovate-oblong or spatulate, 3–7 cm long, 1.5–3 cm wide, apex rounded to obtuse, base gradually narrowed, attenuate into obscure petiole, incised or crenate-dentate, glabrous or pubescent on both surfaces; leaves on stolons subsessile, opposite, sometimes alternate, obovate, 1–1.5 cm long, 0.5–1 cm wide, apex acute or obtuse, acute-serrate.
• Inflorescences racemose, generally terminal on caudex, rarely at apex of stolons, 8–20 cm long, loosely 5–15-flowered; bracts linear-deltoid, ca. 2 mm long; pedicel 0.5–2 cm long; calyx campanulate, 5–8 mm long, 5-lobed, lobes deltoid, ca. 3 mm long; corolla bilabiate, purple, with large orange and small yellow spots on lower lip inside, 1.3–2.5 cm long, stamens 4, didynamous.
• Capsule enclosed by persistent calyx, globose, 3–4 mm across. Seeds narrowly ellipsoid, ca. 0.3 mm long, brown.
• Chromosome number 2n = 40.

分布

• 台灣 : Distributed in waste ground in lowlands in the north.

引證標本

TAIPEI: Chihsingshan, Kuo 3368; Tatunshan, Suzuki 10245, Peng 11334; Yangmingshan, Hsu 3155, Wang 948; Hopingtao, Peng 13651; Patoutze, Peng 7568; Lungtong, Wang 829; Nankang, Peng 10101, Wang 650; Nankanshan, Peng 6411; Menghu, Lin 256; Tunghou, Liao 430; Sshlioufenz, Peng 7558.

引用文獻

• LIU, Ho-Yih, Flora of Taiwan, second edition 4: 610. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)