Plinthus

Plinthus
Systematics
	Eudicotyledons
	Nuclear eudicotyledons
Order :	Clove-like (Caryophyllales)
Family :	Midday flowers (Aizoaceae)
Subfamily :	Aizooideae
Genre :	Plinthus
Scientific name
	Plinthus
	Fenzl

Plinthus is a genus of plants fromthe afternoon flower family (Aizoaceae). The origin ofthe genus botanical name and its meaning are unclear.

description

The species of the genus Plinthus grow as low shrubs with more or less upright to prostrate branches. Their young internodes are covered with white or silvery two-pointed hairs . The tile-like leaves are arranged opposite or alternating. They fall off around the anthesis . They are densely covered with two-pointed hair.

The flowers appear in groups of two or three. Your perigone is four to five lobed, the stamens are arranged alternately to the tepals. The capsule fruits are two- to fourfold. There are one or two hanging ovules per compartment . The swelling tissue of the fruit has receded. They contain pear- to kidney-shaped seeds .

Systematics and distribution

The distribution area of the genus Plinthus extends from Namibia to the South African province of Free State and the north of the Eastern Cape province . The plants grow on sand or stones that come from the mountains of the Karoo .

It was first described in 1839 by Eduard Fenzl . The genus Plinthus includes the following species:

Plinthus arenarius Adamson
Plinthus cryptocarpus Fenzl (Syn .: Aizoon cryptocarpum (Fenzl) Klak ): It occurs in Namibia, Botswana and South Africa.
Plinthus karooicus I. Verd . (Syn. Aizoon karooicum (I. Verd.) Klak ): It occurs in Namibia, Botswana and South Africa.
Plinthus rehmannii G.Schellenb.
Plinthus sericeus Pax

proof

literature

Heidrun EK Hartmann (Ed.): Illustrated Handbook of Succulent Plants: Aizoaceae FZ . Springer Verlag, Berlin / Heidelberg / New York 2001, ISBN 3-540-41723-0 , pp. 221 .

Individual evidence

^ Stephan Friedrich Ladislaus Endlicher, Eduard Fenzl: Novarum Stirpium Decades . Beck, Vienna 1839, pp. 51-52 (online) .
↑ Heidrun EK Hartmann (Ed.): Illustrated Handbook of Succulent Plants: Aizoaceae FZ . Springer Verlag, Berlin / Heidelberg / New York 2001, ISBN 3-540-41723-0 , pp. 222 .
^ ^A ^b Plinthus in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved October 22, 2018.

[1] Stephan Friedrich Ladislaus Endlicher, Eduard Fenzl: Novarum Stirpium Decades . Beck, Vienna 1839, pp. 51-52 (online) .

[2] Heidrun EK Hartmann (Ed.): Illustrated Handbook of Succulent Plants: Aizoaceae FZ . Springer Verlag, Berlin / Heidelberg / New York 2001, ISBN 3-540-41723-0 , pp. 222 .

[GRIN-3] A ^b Plinthus in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved October 22, 2018.