Salix taiwanalpina var. morrisonicola

玉山柳

endemic

Salix taiwanalpina Kimura var. morrisonicola (Kimura) Yang & Huang

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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同發表文獻

Salix morrisonicola Kimura

Kimura, The science reports of the Tohoku Imperial University. Fourth Series, Biology 10(3): 557. fig. 3, 4. 1935. (Sci. Rep. Tohoku Univ. 4. Biol., 東北帝國大学理科報告. 生物學)
Salix chingshuishanensis Ying

Ying, Journal of Japanese Botany 63: 51. fig. 3. 1988. (J. Jpn. Bot., 植物硏究雑誌)

shrub

Low shrubs, decumbent to repent, to 40 cm tall, much branched. Branches yellowish to dark brown; branchlets sparsely pubescent becoming glabrate. Buds yellowish to reddish brown, glabrous, beaked, splitting open on adaxial face.
Leaf blades elliptic, obovate-elliptic, or oblong, 1.8-3(-3.8) cm long, 0.8-1.8(-2.2) cm wide, apex acute to obtuse, base broadly acute to rounded, margins entire to glandular, deciduous.
Aments subsessile, subprecocious, base with 2-3 leaves. Staminate aments 1-2 cm long, 3.5-5.5 mm broad with stamens; stamens 2, filaments 3-4.2 mm long, base pubescent, sometimes fused, anthers oblong, nectary 1, short clavate, adaxial, bracts tawny, reddish or not at tip, linear-oblong, 1.5-2.6 mm long, puberulous on both surfaces or glabrous, margins ciliate. Pistilate aments 1.3-1.9 cm long, elongating in fruit; pistils pyriform, glabrous, 2-3 mm long, tip elongated in fruit becoming slender, style longer than stigma, stigma double bifid or bifid, stipes puberulous, 0.5-1 mm long, 1.1-1.8 times as long as nectary, bracts as in staminate flowers; ovules 6-10 per ovary.
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