Euphorbia caerulescens
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Euphorbia caerulescens |
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| Euphorbia caerulescens | ||||||||||||
| Haw. |
Euphorbia caerulescens is a species of the genus spurge ( Euphorbia ) in the family of Euphorbiaceae (Euphorbiaceae).
description
The succulent Euphorbia caerulescens forms shrubs up to 1.5 meters in height that branch out from their base. The rhizome-like roots create large stands of densely packed plants. The clearly square to hexagonal and upright branches are divided into 10 centimeters long and 5 centimeters wide sections by elongated constrictions. The blue-green colored shoots have notched teeth on the edges. The thorn shields have grown together to form a horn edge and thorns up to 12 millimeters in length are formed.
Habitus
blossoms
fruit
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The inflorescence consists of one to three simple cymes , which are arranged in a horizontal line and are up to 6 millimeters long stems. The cyathia reach up to 6 millimeters in diameter. The elongated nectar glands are colored yellow and butt against each other. The bluntly lobed fruit is about 7 millimeters large and has a stalk about 5 millimeters long. It contains the spherical seed.
Distribution and systematics
Euphorbia caerulescens is common in the South African province of Eastern Cape .
The species was first described in 1827 by Adrian Hardy Haworth . Synonyms for this species are Euphorbia virosa var. Caerulescens (Haw.) A. Berger (1907) and Euphorbia coerulescens hort.
swell
- Urs Eggli (ed.): Succulent lexicon. Dicotyledons (dicotyledons) . Eugen Ulmer, Stuttgart 2002, ISBN 3-8001-3915-4 , pp. 125 .
Individual evidence
- ↑ Philos. Mag. Ann. Chem. , P. 276. London 1827
Web links
- Information and photos about the species at euphorbia.de