Description
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Shrubs to 5 m tall. Branchlets brownish, thin, glabrous. Leaves petiolate; leaf blade linear-lanceolate or linear, 4-8 cm × 4-5 mm, both surfaces glabrous, silky when young, abaxially greenish, adaxially dull green, base cuneate, margin entire or denticulate, apex long acuminate; lateral veins obscure. Flowering nearly coetaneous. Male catkin unknown. Female catkin 3-4 cm, elongate in fruit; peduncle 5-10 mm, with lanceolate leaflets; rachis gray tomentose; bracts brownish, long obovate, with 3 veins, abaxially glabrous, basally and marginally downy, completely or partly caducous in fruit. Female flower: ovary conical, gray tomentose, sometimes subglabrous near base, shortly stipitate; style ca. as long as stigma; stigma brown, 2-cleft. Fl. Apr, fr. May.
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Description
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Moderately tall shrub or small tree, branches brown, glabrous. Leaf petiolate, petiole 1.5-7 mm long. Lamina (1.5)-4-8.5 cm x 3-10 mm, linear-lanceolate to linear, entire to glandular serrulate, hairy becoming glabrous, tip acute, stipules subulate, caducous. Catkin appearing after leaves. Male catkin with peduncle 3-20 mm long with 2-4 leaves. Main inflorescence at anthesis 25-50 x 5-8 mm. Bracts 1.5-3 x 0.8-1 mm. Stamens 2, filaments 4-5 mm long, connate throughout, densely hairy at the base. Anther 0.5 mm long. Female catkin 30-80 x 9-12 mm when mature. Capsule 4-5 mm long, narrowly conical, hairs appressed, silky, style 0.2-0.6 mm long. Stigmas 4 as up right lobes, 0.2-0.5 mm long. Stipe 0.4-1.3 mm long, about twice the length of the gland.
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Distribution
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S Xinjiang [Afghanistan, Kazakhstan, Tajikistan, Uzbekistan; SW Asia (Iran)]
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Distribution
provided by eFloras
Distribution: Pakistan (Chitral), Kashmir, Afghanistan, Kazakstan, Tajikistan, Uzbekistan, Iran, China (S. Xinjiang) (F.Zhenfu, Z.Shidong & A.K. Skvortsov l.c.).
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Flower/Fruit
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Fl. Per.: March-April.
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Habitat
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Riverbanks; 500-600 m.
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Habitat
provided by eFloras
Chitral, Mulkoh Gol, between Nishko and Zindragram, c. 2000 m, saline sandy soil, erect small tree, c. 3 m tall, fruit present, not common, 28.6.1987, A.Ghafoor & S.Omer 3256 (KUH) has long and narrow leaves, different from other specimens. More material is required for further studies of such variants, in order to confirm their status.
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Synonym
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Salix linearifolia E. L. Wolf (1903), not Rydberg (1901).
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Synonym
provided by eFloras
Salix linearifolia E. Wolf in Acta Horti Petrop. 21: 160 1903, non Rydberg (1901); Nazarov in Kom., Fl. USSR 5: 170. 1936; A.K. Skvortsov in Rech.f., Fl. Iran 65: 38. 1969, R.R. Stewart, Ann. Cat. Vasc. Pl. Pak. Kashm. 184. 1972.
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Salix blakii
provided by wikipedia EN
Salix blakii is a willow (Salix) shrub with thin, brownish and bare branches and 4 to 8 centimeters long leaf blades. The natural range of the species extends from Southwest Asia to China.
Description
Salix blakii is a shrub up to 5 meters high with thin, brownish and bare branches. The leaves are stalked. The leaf blade is linear or linear-lanceolate, 4 to 8 centimeters long and 4 to 5 millimeters wide, long and pointed, with a wedge-shaped base and entire or finely serrated leaf margin. The upper side of the leaf is dull green, the underside greenish, both sides are initially hairy and silky and later glabrous. The lateral pairs of nerves are only indistinctly developed.[1]
Male inflorescences are unknown. The female catkins are 3 to 4 centimeters long and continue to elongate until the fruit is ripe. The inflorescence stalk is 5 to 10 millimeters long and has lanceolate leaves, the inflorescence axis is hairy gray-tomentose. The bracts are brownish, long obovate, glabrous underneath and down-haired at the base and edge. They have three leaf veins and can remain until the fruit is ripe. The female flowers have a conical, gray-tomentose hairy and partly almost bare, short-stalked ovary at the base . The stylus is about the same length as the two-column scar. Salix blakii flowers when the leaves shoot in April, the fruits ripen in May.[1]
Range
The natural range is in Iran, Afghanistan, Kazakhstan, Tajikistan, Uzbekistan and in the south of Xinjiang. In China it grows at heights of 500 to 600 meters.[1]
Taxonomy
Salix blakii is a kind from the kind of willow ( Salix ), in the family of the pasture plants (Salicaceae). There it is assigned to the Helix section.[2] It was first scientifically described by Rudolf Goerz in 1934.[1] The genus name Salix is Latin and has been from the Romans used for various willow species.[3]
References
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^ a b c d Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix blakii, in der Flora of China, Band 4, S. 272
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^ Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix Sect. Helix, in der Flora of China, Band 4, S. 267
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^ Genaust: Etymologisches Wörterbuch der botanischen Pflanzennamen, S. 552
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Salix blakii: Brief Summary
provided by wikipedia EN
Salix blakii is a willow (Salix) shrub with thin, brownish and bare branches and 4 to 8 centimeters long leaf blades. The natural range of the species extends from Southwest Asia to China.
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