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THREE NEW SPINY EUPHORBIA (EUPHORBIACEAE) SPECIES FROM WESTERN SAUDI ARABIA

Published online by Cambridge University Press:  04 July 2007

A. A. Fayed  and
D. A. Al-Zahrani
A. A. Fayed
Affiliation:
Botany Department, Faculty of Science, Assiut University, Assiut, Egypt
D. A. Al-Zahrani
Affiliation:
Science Department, Jeddah Teacher's College, PO Box 15758, Jeddah 21454, Saudi Arabia; email: dhaferalzahrani@hotmail.com
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Abstract

Three shrubby, succulent, spiny Euphorbia (Euphorbiaceae) species from western Saudi Arabia are described and illustrated as new: Euphorbia madinahensis Fayed & D.Al-Zahrani, Euphorbia saudiarabica Fayed & D.Al-Zahrani and Euphorbia taifensis Fayed & D.Al-Zahrani. Diagnostic characters, descriptions and taxonomic comments on each are given, and they are compared with closely related species. The geographical distribution of the three new species is shown.

Keywords

Arabian PeninsuladistributionEuphorbiaSaudi Arabiataxonomy
Type
Research Article
Information
Edinburgh Journal of Botany , Volume 64 , Issue 2 , July 2007 , pp. 117 - 129
Copyright
Copyright © Trustees of the Royal Botanic Garden, Edinburgh 2007

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