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

111. Saxifraga filicaulis Wallich ex Seringe in de Candolle, Prodr. 4: 46. 1830.

线茎虎耳草 xian jing hu er cao

Hirculus filicaulis (Wallich ex Seringe) Losinskaja; Saxifraga mairei H. Léveillé.

Stem many branched, 9.5-24 cm tall, proximally sparsely eglandular hairy, distally glandular hairy. Leaf buds present in axils of leaves and bracts, those at median nodes often developing into sterile shoots by anthesis. Proximal cauline leaves scalelike, ca. 3 mm. Median and distal cauline leaves linear to ensiform, 3-12 × 0.6-2.1 mm, both surfaces usually glabrous, rarely sparsely glandular hairy abaxially, margin recurved, ± glandular ciliate. Flower solitary or cyme 2- or 3-flowered; bracts lanceolate, ca. 2 × 0.5 mm, margin glandular ciliate; pedicels glandular hairy. Sepals erect, ovate to triangular-ovate, 1.5-3 × 1-2 mm, abaxially glandular hairy, veins 3-5, confluent into a verruca at apex, margin glandular ciliate or glabrous, apex obtuse. Petals yellow, ovate or elliptic to obovate, 4-8 × 2.3-3.1 mm, 2-4-callose, 3-7-veined, base contracted into a claw 1-2.3 mm, apex obtuse or acute. Stamens 2.5-5.3 mm. Ovary subsuperior, ovoid, 2-2.5 mm; styles 1.5-3 mm. Fl. and fr. Jun-Oct. 2n = 24*, 32*.

Forests, forest margins, scrub, alpine meadows, cliff faces, rock crevices; 2100-4800 m. EC Shaanxi (Hua Xian), W Sichuan, S Xizang, E and NW Yunnan [Bhutan, India, Kashmir, Nepal, Sikkim].


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