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Pakistan | Family List | Brassicaceae | Draba

Draba hystrix Hook.f. & Thoms. in Journ. Linn. Soc. Bot. 5:149. 1961. Boiss., Fl. Or. 1: 296. 1867; O.E. Schulz in Engl. & Prantl, Pflanzenfam. ed. 2, 17 b: 505. 1936.

Draba hystrix

Credit: Shaukat & Azmat

  • Draba rhodantha Rech. f. & Edelb.

    Perennial caespitose herbs; rootstock woody, c. 1 cm thick, densely covered with barbellate, needle-shaped leaves (lower ones withered). Leaves (10-) 20-30 (-40) mm long, c. 1 mm broad, linear, covered with ciliate, rigid, 1-2 mm long, simple rarely forked hairs. Scapes 5-10 cm long in fruit, c. 10-flowered. Flowers 5-7 mm across, yellow; pedicels up to 8 mm long in fruit, spreading, stout, slightly thickened, hairy. Sepals 3-4 mm long, c. 2 mm broad. Petals 6-7 mm long, 2-3 mm broad, apex rounded. Stamens c. 4:5 mm long; anthers c. 1 mm long. Fruits linear-elliptic, 15-25 (-28) mm long, 3-4 mm broad, compressed, often slightly curved, acute; valves rigid, rough with simple or forked hairs, 1-veined; style c. 2 mm long with depressed capitate stigma; septum membranous, veined; seeds usually 2 in each locule, 2.5-3 mm long, oblong-ovoid, dark-brown.

    Fl. Per.: April -June.

    Type: Pakistan: Baluchistan, Khojak (Koshuk) pass, 2190 m, Griffith 478(K).

    Distribution: Pakistan and Afghanistan.

    A very distinct species, endemic to northern bordering areas of Baluchistan and Afghanistan, with rigid needle-like leaves and barbellately hairy long siliculae with few, large seeds.


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