Salix boseensis

from Wikipedia, the free encyclopedia
Salix boseensis
Systematics
Rosids
Eurosiden I
Order : Malpighiales (Malpighiales)
Family : Willow family (Salicaceae)
Genre : Willows ( Salix )
Type : Salix boseensis
Scientific name
Salix boseensis
N.Chao

Salix boseensis is a shrub of the genus of willow ( Salix brownish) with first, frosted and bare branches and 6 to 9 centimeters long leaf blades. The natural range of the species is in China.

description

Salix boseensis forms shrubs with brownish, 4 to 5 millimeters in diameter, bare and frosted young twigs. The leaves have a stem up to 9 millimeters long. The remaining stipules are greenish, more or less elongated or ovate, 3 to 4 millimeters long, glabrous and have an irregularly serrated or serrated leaf margin. The leaf blade is oblong or obovate-oblong, 6 to 9 centimeters long and 2 to 3.5 millimeters wide, with a rounded or blunt tip, a wedge-shaped to more or less rounded base and a serrated, seldom almost entire leaf margin. The upper side of the leaf is green, the underside greenish, both sides are bare. The approximately 12 lateral pairs of nerves are prominent.

Male inflorescences are unknown. The female catkins grow on reddish-brown, bare, 4 to 5 cm long branches that can have leaves. They stand upright, are 7 to 10 millimeters long and have a stem about 1 centimeter long. The inflorescence axis is finely haired gray. The bracts are brown, irregularly ovate or oblong, 2 to 3 millimeters long, with a rounded or blunt tip, initially gray and shaggy hairy and later balding upper surface and bare underside. The female flowers have a adaxial nectar gland , an egg-shaped ovary , a nondescript pencil and two small, flat, bald scar . The fruits are conical, egg-shaped, about 5 millimeter long capsules on 4 millimeter long stems. The fruits ripen in December.

Occurrence

The natural range is in the Chinese Autonomous Region of Guangxi.

Systematics

Salix boseensis is a kind from the kind of willow ( Salix ), in the family of the pasture plants (Salicaceae). There she is assigned to the Wilsonia section . It was first scientifically described in 1984 by Neng Chao . The generic name Salix comes from Latin and was already used by the Romans for various types of willow.

proof

literature

  • Wu Zheng-yi, Peter H. Raven (Ed.): Flora of China . Volume 4: Cycadaceae through Fagaceae . Science Press / Missouri Botanical Garden Press, Beijing / St. Louis 1999, ISBN 0-915279-70-3 , pp. 171, 173 (English).
  • Helmut Genaust: Etymological dictionary of botanical plant names. 3rd, completely revised and expanded edition. Nikol, Hamburg 2005, ISBN 3-937872-16-7 , p. 552 (reprint from 1996).

Individual evidence

  1. ↑ a b c d Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix boseensis , in the Flora of China , Volume 4, p. 173
  2. ↑ Cheng-fu Fang, Shi-dong Zhao, Alexei K. Skvortsov: Salix Sect. Wilsonia , in the Flora of China , Volume 4, p. 171
  3. ↑ Exactly: Etymological Dictionary of Botanical Plant Names , p. 552

Web links