Euphorbia arida
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Euphorbia arida |
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Euphorbia arida is a species of the genus spurge ( Euphorbia ) in the family of Euphorbiaceae (Euphorbiaceae).
description
The succulent Euphorbia arida forms very small shrubs in which the roots merge into the plant body. The main shoot is 5 centimeters long and wide and is divided into 8 millimeter sections by means of a pattern. The spread out and greyish-colored shoots are up to 3.7 centimeters long and about 1 centimeter thick. They stand radially around the central vegetation point and are patterned with protruding and obliquely elongated, up to 7 millimeters long and 3 millimeters wide warts. The linear leaves are up to 3 millimeters long and are short-lived.
Individual cymes are formed at the shoot tips. They stand on inflorescence stalks with a length of 8 millimeters. Below the cymen are four to five long-lived bracts . The cyathia reach 4 millimeters in diameter and the individual nectar glands are colored cloudy green and have two to 4 short appendages at the edges. The seated ovary is covered with thin hair. Nothing is known about the fruit and the seed.
Distribution and systematics
Euphorbia arida is distributed in South Africa in the east of the Northern Cape Province and in the Free State Province .
The species was first described in 1915 by Nicholas Edward Brown . The species is very similar to Euphorbia albertensis .
swell
- Urs Eggli (ed.): Succulent lexicon. Dicotyledons (dicotyledons) . Eugen Ulmer, Stuttgart 2002, ISBN 3-8001-3915-4 , pp. 114 .
