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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.
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Key based on vegetative characters
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| 1 |
Juvenile branchlets yellowish, not shiny |
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199 var. metaformosa |
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Juvenile branchlets chestnut colored or brown, shiny. |
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(2) |
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| 2 (1) |
Young branchlets pilose; leaf blade long elliptic to lanceolate or oblong-obovate |
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196 Salix saposhnikovii |
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Young branchlets glabrous; leaf blade elliptic or obovate-elliptic. |
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(3) |
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| 3 (2) |
Leaf blade thick, not translucent on drying; margin densely dentate with curving, sharply pointed teeth |
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198 Salix tianschanica |
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Leaf blade thin, translucent on drying; margin remotely shallowly denticulate or entire |
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197 Salix paraphylicifolia |
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List of Keys
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Lower Taxa
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Treatments in Other Floras @ www.efloras.org
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