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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Saxifraga

186. Saxifraga microgyna Engler & Irmscher, Bot. Jahrb. Syst. 48: 604. 1912.

小果虎耳草 xiao guo hu er cao

Hirculus microgynus (Engler & Irmscher) Losinskaja; Saxifraga microgyna var. ramosior Engler & Irmscher; S. microgyna f. uniflora T. C. Ku.

Stem 3.5-20 cm tall, glandular pilose. Stolons arising from axils of basal leaves, brown glandular hairy, apex gemmiferous. Basal leaves aggregated into a rosette, elliptic-obovate or narrowly obovate to oblong, 5-7.3 × 1.5-3.2 mm, subcarnose, both surfaces and margin glandular hairy, more sparsely so abaxially, apex acute. Cauline leaves remote, narrowly elliptic to narrowly obovate, 5-15(-20) × 2-6 mm, both surfaces and margin glandular hairy, apex acute. Cyme laxly corymbose, 0.6-1.5 cm, (1-)3-15-flowered; pedicels 1.8-3.5 mm, glandular pilose. Sepals erect, then spreading, ovate or narrowly so to oblong, 1.6-3.2 × 0.8-1.3 mm, subcarnose, abaxially and marginally glandular pubescent, veins 3-5, not or partly confluent at apex, apex acute. Petals yellow to pink, elliptic, ovate or narrowly so, or oblong, 2-3.2 × 1-1.4 mm, 2-callose, 1-3-veined, base clawless, or with a claw 0.4-1 mm, apex acute. Male flowers: stamens ca. 1.5 mm; pistil degenerate. Female flowers: stamens degenerate, 0.4-0.5 mm; ovary inferior, 1.4-1.5 mm, with an annular nectary disc; styles ca. 1 mm. Fl. and fr. Jul-Sep.

* Forest margins, rocky alpine meadows, rock crevices; 3000-4900 m. SE Qinghai (Jigzhi Xian), W Sichuan, S Xizang (Comai Xian), NW Yunnan (Dêqên Xian, Zhongdian Xian).


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