119. Salix oreophila J. D. Hooker ex Andersson, J. Linn. Soc., Bot. 4: 57. 1860.
尖齿叶垫柳 jian chi ye dian liu
Shrubs cushion-shaped, to 3 cm tall; trunk dull brown, short, much branched. Juvenile branchlets slightly erect, russet, glabrous. Leaf blade oblong to obovate, 5-7 × 2-3 mm, to 8 mm on shoots, adaxially greenish, glabrous, base cuneate, margin with 3-5(-7) coarse teeth (teeth lobulelike distally, entire proximally), apex acute, shortly acuminate, obtuse, or rounded-truncate and 3-5-dentate; midvein raised adaxially. Flowering coetaneous. Catkins terminal, capitate, few flowered; bracts narrowly elongate, glabrous or pilose, margin rarely irregularly dentate, apex acute, obtuse, or subrounded. Male flower: adaxial gland larger than abaxial gland; stamens 2; filaments glabrous, ca. 3 × as long as bracts; anthers globose. Female flower: adaxial gland ca. as long as stipe; ovary glabrous, shortly stipitate or sessile; style cleft; stigma 2-lobed. Fl. Jul, fr. Aug.
Rocks, mountain meadows; 4000-4600 m. Xizang, NW Yunnan [Bhutan, India, Nepal, Sikkim].
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Leaf apex acute, shortly acuminate, or obtuse; ovary shortly stipitate; bracts acute or obtuse |
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119a var. oreophila |
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Leaf apex rounded-truncate and deeply 3-5-dentate; ovary sessile; bracts subrounded |
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119b var. secta |
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Lower Taxa
