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

28. Salix Sect. Vimen Dumortier, Bijdr. Natuurk. Wetensch. 1(1): 56. 1825.

蒿柳组 hao liu zu

Sect. Viminales (Seringe) Koch.

Trees or shrubs. One-year-old branchlets slender, pilose. Leaf blade linear to lanceolate, oblanceolate, or oblong, margin entire, usually revolute, rarely sinuolate or serrulate; midvein often raised abaxially. Flowering precocious or coetaneous. Catkins oblong to shortly cylindric, shortly pedunculate or subsessile; bracts 2-colored, long white pubescent. Male flower: gland solitary, adaxial; stamens 2, distinct; anthers golden yellow. Female flower: ovary sericeous, sessile or stipitate; style long; stigma 2-lobed or entire.

Key based on vegetative characters

1 Leaf blade broadest above middle.   (2)
+ Leaf blade broadest below middle.   (3)
2 (1) Branchlets dull chestnut colored; plants of sandy or gravelly ground   222 Salix sajanensis
+ Branchlets brown; plants of shores of rivers and lakes   224 Salix dasyclados
3 (1) Leaf blade narrowly lanceolate or linear-lanceolate, abaxially silvery silky, shiny   227 Salix schwerinii
+ Leaf blade lanceolate or oblong, abaxially gray tomentose, dull silvery silky, white downy, or subglabrous.   (4)
4 (3) Branchlets and leaves densely gray tomentose   226 Salix turanica
+ Branchlets and leaves glabrous or pilose, not gray tomentose.   (5)
5 (4) Branchlets pubescent   225 Salix sachalinensis
+ Branchlets glabrous or with sparse hairs (young branchlets sometimes with short, soft hairs).   (6)
6 (5) Leaf margin serrulate   220 Salix characta
+ Leaf margin entire, undulate, or irregularly remotely dentate.   (7)
7 (6) Leaf margin undulate, subentire   221 Salix siuzevii
+ Leaf margin not undulate, margin crenate, irregularly remotely dentate, or entire   223 Salix rehderiana

List of Keys

Lower Taxa


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