The genus Ehretia (Boraginaceae: Ehretioideae) in southern Africa

Bothalia - African Biodiversity & Conservation

 
 
Field Value
 
Title The genus Ehretia (Boraginaceae: Ehretioideae) in southern Africa
 
Creator Retief, E. van Wyk, A. E.
 
Subject — Boraginaceae; Ehretia; Ehretiaceae; key; morphology; palynology; pollen; southern Africa; taxonomy
Description The genus Ehretia P.Browne in southern Africa is revised. Six species and five subspecies of Ehretia are currently rec­ognized in southern Africa, of which E. alba Retief A.E.van Wyk, E. namibiensis Retief A.E.van Wyk subsp. namibi­ensis,  E. namibiensis subsp.  kaokoensis Retief A.E.van Wyk,  E. rigida subsp.  silvatica  Retief A.E.van Wyk and E. rigida subsp. nervifolia Retief A.E.van Wyk are newly described. The genus is widely distributed in the region and occurs in a variety of habitats, ranging from the forests of the Eastern Cape to the hot, arid, semidesert parts of Namibia. Members of Ehretia in southern Africa are predominantly multistemmed shrubs or small trees. Characters of the leaf, the trichome com­plement, inflorescence and corolla are used to distinguish between the different species. A key to the species, distribution maps and illustrations of various micro- and macromorphological as well as palynological features are provided.
 
Publisher AOSIS
 
Contributor
Date 2001-09-17
 
Type info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion — —
Format application/pdf
Identifier 10.4102/abc.v31i1.494
 
Source Bothalia; Vol 31, No 1 (2001); 9-23 2311-9284 0006-8241
 
Language eng
 
Relation
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https://journals.abcjournal.aosis.co.za/index.php/abc/article/view/494/435
 
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Rights Copyright (c) 2001 E. Retief, A. E. van Wyk https://creativecommons.org/licenses/by/4.0
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