New species ofRelbunium (Rubiaceae) from Brazil,with notes on flavonoid and peroxidase patterns |
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| Authors: | M L Porto J E A Mariath M L Detoni S S Cavalli H Winge F Ehrendorfer |
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| Institution: | (1) Departamento de Botanica, UFRGS, Porto Alegre, RS, Brazil;(2) Departamento de Genética, UFRGS, Caixa postal 1953, BR-9000 Porto Alegre, RS, Brazil;(3) Institut für Botanik, Universität Wien, Rennweg 14, A-1030 Wien, Austria |
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| Abstract: | Three new species ofRelbunium, R. humilioides, R. catarinense, andR. longipedunculatum (Rubiaceae), endemic in the southern states of Brazil, are described. Flavonoid patterns from two-dimensional thin layer chromatography and peroxidase patterns from gel electrophoresis are presented for two of them. The relationships of the new species, their taxonomic position, and their evolutionary significance within the genus are discussed.The Systematics and Evolution of the GenusRelbunium (Rubiaceae), I. |
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| Keywords: | Rubiaceae Relbunium humilioides R catarinense andR longipedunculatum spec novae Chemosystematics flavonoids peroxidases Flora of Brazil |
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