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Description

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Shrubs. Branchlets purplish brown or yellowish brown; juvenile branchlets purplish green, tomentose. Leaves petiolate; leaf blade elliptic, oblong, or rounded, abaxially greenish, silky tomentose or downy, adaxially green, slightly pubescent or subglabrous, margin entire, apex obtuse or acute. Flowering coetaneous. Male catkin erect, (2.5-)4-4.5 cm × 6-8 cm; peduncle 1-2 cm, with 2-5 leaflets; bracts obovate-oblong, ca. 1.5 mm, curved, villous, apex greenish, obtuse. Male flower: gland adaxial, oblong-cylindric, ca. 0.6 mm, stout; stamens 2; filaments distinct, 3.5-4 mm, pilose at base. Fruiting catkin to 5.5 cm; bracts suborbicular, ca. 1 mm, villous or adaxially glabrous. Female flower: adaxial gland ovate-cylindric, stout, ca. as long as bracts; ovary ovoid, ca. 2 × as long as bracts, densely white downy, sessile; style conspicuous, 2-lobed; stigma entire or 2-cleft. Capsule ovoid, ca. 3 mm, pilose, sessile. Fl. and fr. May.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 235 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
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eFloras.org
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Distribution

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Sichuan, E Xizang, NW Yunnan
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 235 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
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eFloras

Habitat

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* Woods on mountain slopes; 2100-3100 m.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 4: 235 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Salix driophila

provided by wikipedia EN

Salix driophila is a shrub from the genus of willow (Salix). The natural range of the species is in China.

Description

Salix driophila grows as a shrub. The twigs are purple-brown or yellowish-brown, young twigs are purple-green and tomentose. The leaves are stalked. The leaf blade is elliptical, oblong or rounded. The leaf margin is entire, the end of the leaf blunt or pointed. The upper side of the leaf is green, hairy or almost bare, the underside is greenish and silky-tomentose or hairy down.[1]

The male inflorescences are upright, from 2.5 and usually 4 to 4.5 centimeters long and 6 to 8 millimeters in diameter catkins. The peduncle is 1 to 2 centimeters long and has two to five small leaves. The bracts are obovate-oblong, about 1.5 millimeters long, curved, shaggy hairy and have a greenish, blunt end. Male flowers have an elongated-cylindrical, about 0.6 millimeter long, strong, adaxial nectar gland . The stamensare not grown together, 3.5 to 4 millimeters long and finely hairy at the base. The female catkins are up to 5.5 centimeters long. The bracts are round, about 1 millimeter long, shaggy hairy or glabrous on the upper side. Female flowers have an ovate-cylindrical, strong, adaxial nectar gland that is about the same length as the bracts. The ovary is ovoid, about twice as long as the bracts, sitting tight and white and daunig hairy. The stylus is formed clearly and bilobed, the scar is entire or split. The fruits are about 3 millimeters long, sedentary and finely hairy capsules. Salix driophilablooms with the leaves in May, the fruits also ripen in May.[1]

Range

The natural range is in the Chinese province of Sichuan, in the northwest of Yunnan, and in the east of Tibet. There the species grows on mountain slopes at altitudes of 2100 to 3100 meters.[1]

Taxonomy

Salix driophila is a species from the genus of willows (Salix) in the willow family (Salicaceae).[1] There, it is the section Eriocladae assigned.[2] It was described for the first time in 1916 by Camillo Karl Schneider in Plantae Wilsonianae.[3] Synonyms of the species are not known.[4]

References

  1. ^ a b c d Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix driophila In: Flora of China. Band 4, S. 235.
  2. ^ Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix Sect. Eriocladae In: Flora of China. Band 4, S. 234.
  3. ^ "Salix driophila". The International Plant Name Index. Retrieved 2014-12-28.
  4. ^ "Salix driophila". The Plant List. Retrieved 2014-12-28.
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Salix driophila: Brief Summary

provided by wikipedia EN

Salix driophila is a shrub from the genus of willow (Salix). The natural range of the species is in China.

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Wikipedia authors and editors
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