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FOC | Family List | FOC Vol. 15 | Primulaceae | Primula

94. Primula chamaethauma W. W. Smith in W. W. Smith & Kingdon-Ward, Notes Roy. Bot. Gard. Edinburgh. 15: 300. 1927.

异葶脆蒴报春 yi ting cui shuo bao chun

Primula chamaethauma W. W. Smith var. chiukiangensis Chen.

Herbs perennial, base encircled by bud scales at anthesis. Petiole indistinct or occasionally nearly as long as leaf blade, broadly winged; leaf blade elliptic to oblong or obovate-spatulate, 2--10 X 1--3 cm, ± glandular, base attenuate, margin crenate to erose-dentate, apex rounded to obtuse. Scapes obsolete or occasionally to 6 cm and scarcely farinose toward apex; umbels 5--15-flowered; bracts linear-lanceolate, 7--10 mm. Pedicel to 6 cm in ascapose plants, 1--2 cm in scapose plants. Flowers heterostylous or occasionally homostylous. Calyx campanulate, 8--10 mm, minutely glandular, parted to middle; lobes ovate, apex obtuse to acute. Corolla wine-red, annulate; tube 1.3--1.4 cm; limb 2--3 cm wide; lobes broadly obovate, deeply emarginate. Pin flowers: stamens at middle of corolla tube; style slightly shorter than tube. Thrum flowers: stamens in upper 2/3 of corolla tube; style 6--7 mm. Homostylous flowers with stamens and style ca. as long as calyx. Capsule disintegrating at maturity. Fl. Jul-Aug.

Stony mountain slopes, open banks; 4000--5000 m. SE Xizang, NW Yunnan [N Myanmar].


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