Primula purdomii Craib

Herbs perennial, with a long stock formed by overlapping petioles and basal bud scales, with fibrous remains of leaves at base. Leaves forming a rosette; petiole usually shorter than leaf blade, concealed by basal bud scales; leaf blade lanceolate to oblong-lanceolate or oblanceolate, 3--12 X 1--2.5 cm, efarinose to scarcely white farinose, base attenuate, margin nearly entire to obscurely denticulate, apex acute to obtuse. Scapes 8--20 cm, white farinose toward apex; umbels 8--12(--18)-flowered; bracts linear-lanceolate to subulate, 5--13 mm. Pedicel 0.5--1.5 cm, elongating to 2--5 cm in fruit, white or cream-yellow farinose. Flowers heterostylous. Calyx tubular-campanulate, 6--10 mm, parted to middle; lobes oblong-lanceolate, glandular puberulous outside, usually farinose inside. Corolla bluish purple to pale purple or nearly white; limb 1.6--2 cm wide; lobes same color as or darker than tube, oblong, 9--10 X 4--6 mm, margin entire. Pin flowers: corolla tube 1.1--1.3 cm; stamens 3--4 mm above base of corolla tube; style slightly longer than calyx. Thrum flowers: corolla tube 1.2--1.5 cm; stamens at middle of corolla tube; style reaching middle of calyx. Capsule cylindric, ca. 2 X as long as calyx. Fl. Jun-Jul. 2n = 22@.

S Gansu, SE Qinghai, NW Sichuan

* Wet meadows, in moist rock crevices, thickets; 3300--4100 m.