Browsing Faculty of Natural and Agricultural Sciences by Subject "soil chemistry"
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A taxonomic revision of Boerhavia (Nyctaginaceae) in southern Africa
(Elsevier, 2013)The genus Boerhavia in southern Africa is revised. Eight species and one infraspecific taxon are recognized for the Flora of Southern Africa region, with Boerhavia orbicularifolia Struwig described as new. Four of the ... -
A taxonomic revision of Commicarpus (Nyctaginaceae) in southern Africa
(Elsevier, 2013)A taxonomic revision of the genus Commicarpus in southern African is presented and includes a key to the species, complete nomenclature and a description of all infrageneric taxa. The geographical distribution, notes on ...