Euphorbia charleswilsoniana
| Euphorbia charleswilsoniana | ||||||||||||
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Euphorbia charleswilsoniana |
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| Euphorbia charleswilsoniana | ||||||||||||
| V. Vlk |
Euphorbia charleswilsoniana is a species of the genus spurge ( Euphorbia ) in the family of Euphorbiaceae (Euphorbiaceae).
description
The succulent Euphorbia charleswilsoniana grows geophytically and flowers before the leaves shoot. A rhizome-like root is formed, which continues in strings of egg-shaped elongated tubers and produces underground shoots up to 15 millimeters in length and 7 millimeters in thickness. The shoots are covered with very small, pointed and up to 1 millimeter long warts. The broad, egg-shaped leaves stand in a rosette close to the ground and are about 2 centimeters tall. They are cloudy green on the upper side and deep purple in color. The petiole becomes 2 inches long and the stipules are thread-like.
The cyathia stand individually on stems up to 8 centimeters long. Round, up to 2.5 millimeter large bracts are formed, which are white to light pink in color and have a greenish central rib. The cyathia are about 1.3 millimeters long and 2 millimeters wide. Four elongated and two smaller nectar glands are formed, which stand individually and are brown in color. The bluntly lobed fruit is up to 3 millimeters in size and stands on a protruding and bent back stem. It contains the egg-shaped seeds that are 0.6 millimeters long and the surface of which is covered with very small warts.
Distribution and systematics
Euphorbia charleswilsoniana is common in the Ethiopian province of Sidamo .
The species was first described in 1997 by V. Vlk. Synonyms for this species are Euphorbia infossa hort. and Euphorbia wilsonii V. Vlk (1997).
swell
- Urs Eggli (ed.): Succulent lexicon. Dicotyledons (dicotyledons) . Eugen Ulmer, Stuttgart 2002, ISBN 3-8001-3915-4 , pp. 129 .
Individual evidence
- ↑ Kaktusy. Volume 33, No. 2, p. 47, Brno 1997
Web links
- Photos and information about the species at euphorbia.de
- Distribution of the species in the African Plant Database