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FOC | Family List | FOC Vol. 4 | Salicaceae | Salix

23. Salix Sect. Arbuscella Seringe ex Duby, Bot. Gall. 1: 426. 1828.

灌木柳组 guan mu liu zu

Sect. Arbusculoideae (Seringe) Floderus.

Shrubs. Branchlets dull, at first tomentulose, glabrescent. Stipules usually absent; leaf blade ovate, elliptic, or oblong-obovate, glabrous when mature, margin usually serrate. Catkins pedunculate or sessile; bracts brownish or yellowish green. Male flower: gland adaxial; stamens 2; filaments distinct, glabrous or pilose. Female flower: gland as in male flower; ovary pilose; stipe short; style conspicuous or rather long.

1 Filaments distinct.   (2)
+ At least some filaments within catkin united to different extents.   (3)
2 (1) Filament glabrous; bracts lanceolate or oblong-obovate   196 Salix saposhnikovii
+ Filament pilose; bracts broadly ovate   197 Salix paraphylicifolia
3 (1) Filaments glabrous; catkin near apex of branchlets   199 Salix divaricata var. metaformosa
+ Filaments pubescent at base; catkin at middle of branchlets   198 Salix tianschanica

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