Taxonomic base for genus Calanthe R.Br. (Orchidaceae Juss.) in Viet Nam
In the flora of Vietnam, Calanthe R.Br. is a not large genus (20 species) in the family Orchidaceae Juss.. The taxonomic system of Gunnar Seidenfaden (1975) has been used to study the genus Calanthe in Vietnam. General morphologic characters of the genus Calanthe are described in this paper. The genus is classified into two subgenera and two sections with their general characteristics and number of species of each category is presented. A key is provided to identify 20 species of the genus Calanthe in Vietnam.
Duong Duc Huyen
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