Draba calcicola O. E. Schulz

Herbs perennial, 7-45 cm tall, cespitose, canescent at least basally. Caudex branched. Stems erect, much branched above, densely pubescent with a mixture of simple and sessile stellate trichomes, apically tomentose with appressed stellate ones rarely with fewer simple trichomes. Basal leaves rosulate, sessile, oblong-linear to narrowly oblanceolate, 3-6 cm × 2-4 mm, abaxially densely pubescent with subsessile, 5-8-rayed stellate trichomes, adaxially with a mixture of primarily simple trichomes and fewer stellate ones, rarely exclusively simple, base attenuate, margin entire, apex obtuse. Cauline leaves 3-20, sessile; leaf blade ovate, oblong, or lanceolate, 1-5 cm × 3-7 mm, pubescent as basal leaves, base auriculate or amplexicaul, margin entire, apex obtuse. Racemes (20-)30-90-flowered, ebracteate, elongated considerably in fruit. Fruiting pedicels 3-15 mm, divaricate, straight or slightly curved, glabrous adaxially, pubescent abaxially with stellate trichomes. Sepals oblong or ovate, (2-)2.5-3.5 × 1-1.5 mm, ascending, abaxially sparsely pilose with primarily simple trichomes, base of lateral pair subsaccate, margin membranous. Petals yellow, obovate, (4.5-)5-7 × 2.5-4 mm, apex emarginate; claw 1-2 mm. Filaments 1.5-4 mm; anthers ovate, 0.4-0.6 mm. Ovules 6-12 per ovary. Fruit oblong to linear-elliptic, 4-10 × 2-4 mm, latiseptate, not twisted; valves densely pilose with simple, forked, or stellate trichomes, sometimes sparsely pilose only near fruit base; style 0.5-1.5 mm. Seeds brown, ovate, 1.2-1.5 × 0.8-1 mm. Fl. and fr. Jun-Aug.

Yunnan.

* Cliffs, rocky slopes; 3300-3400 m.

Draba aprica O. E. Schulz in Handel-Mazzetti, Anz. Akad. Wiss. Wien, Math.-Naturwiss. Kl. 63: 96. 1926, not Beadle (1913); D. amplexicaulis Franchet var. dasycarpa O. E. Schulz; D. moupinensis var. calcicola (O. E. Schulz) W. T. Wang; D. moupinensis Franchet var. dasycarpa O. E. Schulz.

Draba calcicola là một loài thực vật có hoa trong họ Cải. Loài này được O.E.Schulz mô tả khoa học đầu tiên năm 1927.

灰岩葶苈（学名：Draba calcicola）为十字花科葶苈属的植物。分布在中国大陆的云南等地，生长于海拔3,400米的地区，多生在峭壁，目前尚未由人工引种栽培。