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

1. Salix Sect. Tetraspermae (Andersson) C. K. Schneider in Sargent, Pl. Wilson. 3: 93. 1916.

四子柳组 si zi liu zu

Salix [unranked, as "stirps"] Tetraspermae Andersson, Kongl. Svenska Vetenskapsakad. Handl. 6, 1: 1. 1865.

Trees or shrubs. Leaf blade lanceolate or ovate-lanceolate, large, 5-6(-12) cm, apex long acuminate or acute. Catkins very long, to 15 cm, laxly flowered. Male flower: adaxial and abaxial glands present, usually forming a lobed disc; stamens 5-10 or more. Female flower: gland 1, adaxial, slightly clasping stipe; ovary glabrous, conspicuously stipitate; style absent or very short; stigma short and coarse, retuse or 2-cleft.

1 Young leaves and branchlets glabrous, blade ovate- or linear-lanceolate, abaxially pale, pruinose; stamens (6-)8(or 9)   1 Salix tetrasperma
+ Young leaves and branchlets densely grayish white downy, blade ovate- or obovate-lanceolate, abaxially greenish; stamens (4 or)5 or 6   2 Salix areostachya

Lower Taxa


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