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FOC | Family List | FOC Vol. 18 | Scrophulariaceae | Pedicularis

296. Pedicularis elwesii J. D. Hooker, Fl. Brit. India. 4: 312. 1884.

哀氏马先蒿 ai shi ma xian hao

Pedicularis elwesii

Credit: Harvard University Herbaria

Herbs perennial, 1.5--32 cm tall, densely pubescent, drying nearly black. Roots 2 or 3, ± fusiform, fleshy. Stems 1--4, erect or slightly spreading at base, unbranched, densely pubescent. Basal leaves sparsely cespitose; petiole 2--12 cm, densely tomentose; leaf blade ovate-oblong to lanceolate-oblong, 3.5--9.5(--18) X 1--2.5 cm, abaxially glabrous except for finely tomentose midvein, abaxially densely tomentose, pinnatipartite; segments 10--20(--30) pairs, ovate to ovate-oblong, pinnatifid, margin double dentate. Stem leaves few, alternate or sometimes ± opposite, smaller than basal leaves, shorter petiolate. Racemes 5--8(--15) cm; bracts leaflike. Pedicel 0.7--1.5 cm. Calyx 1--1.2 cm, 1/2 cleft anteriorly; lobes 3 or 5, unequal, posterior lobe smallest, all dentate. Corolla purple to purplish red, 2.6--3 cm; tube erect, 8--10 mm; galea strongly curved; beak uncinate, 5--6 mm, 2-cleft or entire; lower lip completely enveloping galea, ca. 1.7--2 X 2--2.3 cm, long ciliate, middle lobe reniform and cordate basally. Filaments long pubescent. Capsule oblong-lanceolate, 1.7--2 cm X 5--6 mm. Fl. Jun--Aug, fr. Aug--Sep.

Alpine meadows; 3200--4600 m. E, S, and SE Xizang, NW Yunnan [Bhutan, N Myanmar, Nepal, Sikkim]


1 Plants scarcely 1.5 cm tall; calyx lobes 5   296b subsp. minor
+ Plants 8--32 cm tall; calyx lobes 3.   (2)
       
2 (1) Stems slightly spreading basally, 8--20 cm tall; petiole of basal leaves to 5 cm; racemes 5--8 cm, usually compactly flowered   296a subsp. elwesii
+ Stems erect, to 32 cm tall; petiole of basal leaves to 12 cm; racemes to 15 cm, flowers lax basally   296c subsp. major

Lower Taxa


 

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