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

189. Saxifraga granulifera Harry Smith, Bull. Brit. Mus. (Nat. Hist.), Bot. 2: 259. 1960.

珠芽虎耳草 zhu ya hu er cao

Saxifraga sibirica Linnaeus var. bulbillifera Harry Smith.

Stem simple or branched, 10-25 cm tall, glandular pilose, with 1-3 minute bulbils 0.2-0.5 mm in axils of cauline leaves. Basal leaves with petiole 1.5-2.5 cm, glandular pilose; leaf blade reniform to suborbicular, 0.8-1 × 1-1.1 cm, margin 7-9-lobed; lobes broadly ovate to triangular-ovate, adaxially glabrous or sparsely glandular pilose, margin glandular pilose. Cauline leaves with petiole 0.3-3 cm; leaf blade reniform or broadly ovate to broadly orbicular, 0.4-1 × 0.4-1.5 cm, glandular pilose, base reniform or cuneate to truncate, margin 5-7-lobed. Cyme corymbose, 2-10 cm, 1-10-flowered; pedicels slender, 0.5-3 cm, glandular pilose. Sepals erect, ovate to narrowly so, 1.2-2.5 × ca. 1 mm, abaxially and marginally glandular pubescent, veins 3-5, not, partly, or fully confluent at apex, apex acute. Petals white or yellowish, narrowly obovate-cuneate, 5-8 × 1.7-2.5 mm, 3-8 veined, base gradually tapered into a claw. Stamens 2.5-3 mm. Carpels connate proximally, 2.5-5 mm; ovary ovoid, 2-3 mm; styles ca. 1.3 mm. Fl. and fr. Jun-Sep.

Alpine grasslands, cliff ledges, mossy rocks; 3100-4600 m. Sichuan, SE Xizang, Yunnan [Bhutan, India (Uttar Pradesh), Nepal, Sikkim].


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