Trichocephalus stipularis

from Wikipedia, the free encyclopedia
Trichocephalus stipularis
Trichocephalus stipularis, illustration

Trichocephalus stipularis , illustration

Systematics
Rosids
Eurosiden I
Order : Rose-like (rosales)
Family : Buckthorn Family (Rhamnaceae)
Genre : Trichocephalus
Type : Trichocephalus stipularis
Scientific name of the  genus
Trichocephalus
Brongn.
Scientific name of the  species
Trichocephalus stipularis
( L. ) Brongn.

Trichocephalus stipularis is a kind from the family of the cross thorn plants (Rhamnaceae) and the only member of the genus Trichocephalus . It is native to southern Africa.

description

Trichocephalus stipularis are evergreen dwarf shrubs . Their leaves are alternate to each other and are provided with stipules .

The bisexual flowers are in narrow, heady thyrses and have extremely hairy bracts . The over the ovary protruding flower cups is cylindrical and the hairy discus grown. Unlike many genera of the family , petals are present. The ovary is hairy, subordinate and triple. The fruits are explosion fruits, the seeds arillate .

Distribution and systematics

Trichocephalus stipularis occurs in southern Africa. The species was first described in 1771 by Carl von Linné under the name Phylica stipularis (In: Mantissa Plantarum ). In 1828 Adolphe Théodore Brongniart placed them in his new genus Trichocephalus . Within the buckthorn family , Trichocephalus stipularis is classified in the tribe Rhamneae , but counted by other authors to the tribe Phyliceae .

proof

  1. a b c D. Medan, C. Schirarend: Rhamnaceae In: Klaus Kubitzki (Ed.): The Families and Genera of Vascular Plants - Volume VI - Flowering Plants - Dicotyledons - Celastrales, Oxalidales, Rosales, Cornales, Ericales , 2004, P. 330, ISBN 978-3-540-06512-8
  2. Phylica stipularis L. from Tropicos , accessed on September 8, 2015.
  3. Phyliceae at NCBI , accessed September 8, 2015.

Web links

Commons : Trichocephalus stipularis  - Collection of images, videos and audio files