Published In:
Enumeratio Plantarum Novarum CL. Schrenk Lectarum 2: 56. 1842. ( Enum. Pl. Nov.)  
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(Last Modified On 6/2/2011)
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Acceptance
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Accepted
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(Last Modified On 6/3/2011)
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Flower/Fruit:
Fl.Per.: June -July.
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Type:
Type: Described from C. Asia, Kazakastan (LE).
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Distribution:
Distribution: C. Asia, Himalayas, Karakorum, Pakistan.
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Comment/Acknowledgements:
A very polymorphic species with regards to its leaves, hairiness and siliculae. Some of the specimens reach very near to Draba affghanica Boiss.
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Photo:
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Map Location:
A-7 Chitral: Karumber pass, E. of Barogil pass, 4200 m, 26.7.58, stony ground, fls. yellow, Stainton 3017 (BM); Sulkho, 3000 m, Toppin 855 (K); B-7 N.W.F.P: Hazara dist., J.L. Stewart 43 (K) ; B-8 Mt. Kolahoi, c. 4200 m, R.R. Stewart 9370 (K) ; Astor, Duthie s.n. (K) ;Mt. Apharwat, near Gulmarg, R.R. Stewart 8859 (K) ; Deosai, c. 4000 m, R.R. Stewart 22297 A (K); 22275 (with Thlaspi cochlearioides) (K); Ajog valley, 3300 m, R. Ellis 1419(K) ; Sonmarg, R.R. Stewart 7341 (K,RAW) ; Tragbol, R.R. & I. D. Stewart 4411 (K) ; Suru, 4500 m, Osmaston 201 and 41 (K) ; Upper Lidder valley, c. 4200 m, R.R. Stewart 8388 (K) ; Pahlgam, c. 4200 m, R.R. Stewart 8159 (K) ; Astor, Duthie 12172 (K) ; Astanmarg, c. 3600 m, Drummond 14315 (K) ; Zoji la, Duthie 11653 (K,BM); Marpo la, Dras valley, rocky ground near top, R.R. Stewart 22295 a(K) ; Sheshnag, 3900-4500 m, Drummond 14254 (K) ; Masjid valley, Duthie 13194 (K) ; Sinthan pass, 3900 m, Ludlow 155 (BM) ; Sangam valley, Duthie 13278 (BM) ; Apharwat, Pinfold 219 (BM) ; B-9 Karakorum; Zangia harar, Hunza valley, 4200 m, Russell 1021 (BM) ; Barpur glacier, Russell 1131 (BM) ; Hispar glacier, 4500 m, Russell 1582 (with Thlaspi cochlearioides) (BM) ; Hispar glacier, Russell 1483 (BM) ; Karakorum, Clarke 30227 (K) ; above Dalsangpa, 19.7.55, Webster & Nasir 6204 and 6188 (RAW); Baltistan, Lalpir, R.R. Stewart 9540 (RAW). Baltistan, 3300 m, Winterbototm s.n. (K); Strachey & Winterbottorn s.n. (K) ; Kishtawer, Bongar, 3750 m, Ludlow & Sherriff 9278 (BM) ; Ladak, Meshu nala, 4800 m, Ludlow & Sherrill 8450 (BM) ; Upper Bringhi, Rajparyan, 3600 m, Ludlow & Sherriff s.n. (BM) ; Baltistan, Thalle la, R.R. Stewart 20757 (RAW); B-9 Kashmir: Ladak, 5000 m, in watered gravels, W. Koelz 2839 (E,K).
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Perennial, caespitose herbs; rootstock not thick, covered with leaf bases; scapes 3-8 (-10) cm long in fruit, aphyllous, erect or suberect. Radical leaves rosulate, very variable in size and hairiness, usually lanceolate or obovate-oblong to elliptic-obovate, (2.5-) 5-25 mm long, 1-5 mm broad, entire to obscurely den¬tate, ciliately hairy with simple or furcate hairs. Racemes 5-15-flowered, corym¬bose. Flowers c. 4 mm across, yellow to yellowish-white; pedicels 4-6 (-8) mm long in fruit, spreading or ascending. Sepals 2-2.5 mm long. Petals c. 4 mm long, 1.5 mm broad, apex subemarginate. Stamens c. 2: 2.5 mm long. Siliculae (3-) 4-6 mm long, (2-) 3-5 mm broad, ovoid, flattened, usually somewhat inflated in the lower half, sometimes subcontorted, acute, base ± rounded, glabrous rarely sparsely hairy ; valves obscurely veined, sometimes with a faint mid-vein; style c. 1 mm long with a short, depressed stigma; septum not veined; seeds 3-6 in each locule, c. 1 mm long, ovoid, brown.
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