Pedicularis tricolor Hand.-Mazz.

Herbs annual, less than 5 cm tall. Stems 1 to several, unbranched, central stem erect, outer stems procumbent, longer, glabrous. Basal leaves numerous; petiole 1.5--4 cm; leaf blade lanceolate, 2.5--4.5 cm X 7--12 mm, glabrous, abaxially sparsely white scurfy, pinnatipartite; segments 11--14 pairs, lanceolate, incised-dentate. Stem leaves usually 2, opposite. Inflorescences racemose, to 15-flowered; bracts leaflike. Pedicel 2--8 mm, glabrous. Calyx tube ovate, 0.8--1.2 cm, to 4/5 cleft anteriorly, densely long white pubescent; lobes 3, equal, leaflike. Corolla yellow, with red galea, and white margin on lower lip; tube 3.5--5 cm, pubescent basally; galea and beak circular, ± crested, 1.5--1.7 cm; lower lip ca. 1.7 X 3 cm, glabrous, middle lobe emarginate, lateral lobes rounded or emarginate. Filaments pubescent. Fl. Aug--Sep, fr. Sep--Oct.

NW Yunnan

* Alpine meadows; 3000--3600 m.

Flowering from August to September; fruiting from September to October.

Pedicularis tricolor var. tricolor is close relative of Pedicularis tricolor var. aequiretusa, but differs from the latter in its lateral lobes of lower corolla lip rounded, not emarginated (vs. all 3 lobes of lower corolla lip emarginate ).

Pedicularis tricolor is occurring in NW Yunnan of China.

Herbs annual, less than 5 cm tall. Stems 1 to several, unbranched, central stem erect, outer stems procumbent, longer, glabrous. Basal leaves numerous; petiole 1.5-4 cm long; leaf blade lanceolate, 2.5-4.5 cm long, 7-12 mm wide, glabrous, abaxially sparsely white scurfy, pinnatipartite; segments 11-14 pairs, lanceolate, incised-dentate. Stem leaves usually 2, opposite. Inflorescences racemose, to 15-flowered; bracts leaflike. Pedicel 2-8 mm, glabrous. Calyx tube ovate, 0.8-1.2 cm, to 4/5 cleft anteriorly, densely long white pubescent; lobes 3, equal, leaflike. Corolla yellow, with red galea, and white margin on lower lip; tube 3.5-5 cm, pubescent basally; galea and beak circular, ± crested, 1.5-1.7 cm; lower lip ca. 1.7 cm long, 3 cm wide, glabrous, middle lobe emarginate, lateral lobes rounded or emarginate. Filaments pubescent.

Growing in alpine meadows; 3000-3600 m.

Pedicularis tricolor là loài thực vật có hoa thuộc họ Cỏ chổi. Loài này được Hand.-Mazz. mô tả khoa học đầu tiên năm 1922.

三色马先蒿（学名：Pedicularis tricolor）为玄参科马先蒿属下的一个种。分布于中国大陆的云南等地，生长于海拔3,600米的地区，见于高山草地。