Draba ochropetala O. E. Schulz in Engler, Pflanzenr. IV. 105(Heft 89): 154. 1927. TYPE: Peru, Dep. Ancash, Prov. Pallasca, Cordillera de Pelagatos, Berge Huacchara, 4600 m, 23 Jan 1920, A. Weberbauer 7233 (holotype, B! (photo, F, GH, MO); isotypes, F! (2 sheets), G!).
Draba solitaria O. E. Schulz in Engler, Pflanzenr. IV. 105(Heft 89): 155. 1927. TYPE: Peru, Dep. Ancash, Prov. Pallasca, Cordillera de Pelagatos, 4450 m, 28 Jan 1920, A. Weberbauer 7235 (holotype, B!; isotypes, F!, G!, US!).
Subshrubs or suffrutescent herbs; caudex woody, branches covered with foliar remains of previous years. Stems 3–20 cm, erect to ascending, tomentose with sessile stellate trichomes. Leaves densely overlapping; petiole absent; leaf blade oblong to elliptic or narrowly ovate, (5–)6.5–8.5(–10) × 2–3 mm, abaxially tomentose with sessile stellate trichomes to 0.4 mm in diam. and with some rays forked or trifid, adaxially sparsely to densely covered with simple and forked or substellate trichomes, base cuneate, margin entire, apex subobtuse. Racemes densely flowered, corymbose, not elongated in fruit, bracteate throughout; bracts similar to cauline leaves; fruiting pedicel straight, divaricate to ascending, (1–)2–5(–7) mm, stellate pubescent. Flowers: sepals oblong, erect, usually caducous, 3–3.6(–4) × 1.5–2 mm, pubescent with stellate trichomes, base not saccate; petals lemon yellow to yellowish white, obovate, (4–)5–6 × 2–2.5 mm, cuneate to a short clawlike base; anthers ovate-oblong, 0.4–0.8 mm; nectar glands confluent, subtending bases of all filaments; ovules 18–20 per ovary. Fruit ovoid to broadly oblong, 4–6.5 × 3–4 mm, compressed; valves puberulent with short, simple and forked trichomes; style slender, 0.8–1.7 mm. Seeds brown, ovate, compressed, 1–1.2 × 0.8–0.9 mm.
Flowering: Jan.
Habitat: páramo.
Elevation: 4050–4600 m.
Distribution: Peru (La Libertad).