Compositae of the Guayana Highland-XIII. New Combinations in Conyza (Astereae), Praxelis (Eupatorieae), and Riencourtia (Heliantheae) Based on Names Proposed by L.C.M. Richard

Autor: Pruski, John F.
Zdroj: Brittonia, 1998 Oct 01. 50(4), 473-482.
Databáze: JSTOR Journals
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