Rhamnella

Rhamnella
	Rhamnella franguloides
Systematics
	Nuclear eudicotyledons
	Rosids
	Eurosiden I
Order :	Rose-like (rosales)
Family :	Buckthorn Family (Rhamnaceae)
Genre :	Rhamnella
Scientific name
	Rhamnella
	Miq.

Rhamnella is a genus from the family of the Buckthorn family (Rhamnaceae). It includes around ten species native to Asia.

description

Rhamnella are evergreen shrubs or small trees whose leaves are arranged alternately.

The flowers stand as terminal or axillary, umbel-shaped , compressed cymes . The flower cup is cup-shaped or bowl-shaped. The sepals are keeled towards the axis. The discus either fused with the flower cup or filling it is of conspicuous shape. The ovary is semi-subordinate. The fruits are stone fruits with a single stone core. The endocarp is extremely hard and incompletely single or double.

Distribution and systematics

The Rhamnella comprise around ten species and are native to central China, Korea and Japan. In the Himalayas they can be found at altitudes of up to 3000 meters. The genus was first described in 1867 by Friedrich Anton Wilhelm Miquel . Within the buckthorn family , it is classified in the tribe Rhamneae . The types include:

Rhamnella franguloides (Maxim.) Weberb. : It occurs in China.
Rhamnella julianae C.K. Cutting. : It occurs in China.
Rhamnella gilgitica Mansf. & Melch.

proof

↑ ^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. 333, ISBN 978-3-540-06512-8
^ ^A ^b Rhamnella in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved April 27, 2017.

Web links

Commons : Rhamnella - collection of images, videos and audio files

[kub-1] 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. 333, ISBN 978-3-540-06512-8

[GRIN-2] A ^b Rhamnella in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved April 27, 2017.