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Pakistan | Family List | Brassicaceae | Draba

Draba gracillima Hook.f. & Thoms. in Journ. Linn. Soc. Bot. 5: 153. 1861. Hook. f., l.c. 144; Schulz in Notizbl. Bot. Gart. Berl. 9: 1076.1927; R.R. Stewart, l.c. 309.

Draba gracillima
Illustration

Credit: Shaukat

Perennial, procumbent or suberect herb with much branched rootstock, leafy; shoots many, filiform, flexuose, 15-25 cm long in fruits, ┬▒ hairy with short, simple and branched hairs, rarely almost glabrous. Basal leaves rosulate or sub┬Črosulate, obovate-spathulate, 10-20 mm long, 4-5 mm broad, dentate to subentire or almost entire, pubescent; cauline leaves ovate or elliptic, sessile, distantly toothed to almost entire, pubescent. Racemes 5-10-flowered, lax, up to 15 cm long in fruit. Flowers c. 3 mm across, yellow; pedicel 10-20 (-30) mm long in fruits, filiform, ascending. Sepals c. 2 mm long. Petals c. 2.5 mm long, apex sub-emarginate. Stamens c. 1.5 : 2 mm long. Fruits 6-14 mm long, 1.5-2 mm broad, linear, compressed, subcontorted, glabrous; style c. 0.5 mm long with minute, depressed stigma; septum not veined; seeds 6-10 in each locule, c. 1 mm long, ovate, brown.

Fl. Per.: June July.

Type: Sikkim Himalaya, J.D. Hooker (K).

Distribution: Most of the E. and C. Himalayas and Tibet.

Likely to occur in W. Tibet. Similar to the previous species but not robust, tender and gracile with smaller leaves and fruits. Speeimen cited by R.R. Stewart (l.c.) are Draba stenocarpa.


 

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