Research Paper

Bulbophyllum sect. Hirtula in eastern Indochina

Leonid V. Averyanov, Khang Sinh Nguyen, Van Duy Nong, Van Canh Nguyen, Ba Vuong Truong and Tatiana V. Maisak

Published on: 25 January 2017

DOI: 10.6165/tai.2017.62.1

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2017 vol.62 no.1 pp.1-23


Modern taxonomic revision of Bulbophyllum sect Hirtula in the flora of eastern Indochina, including Cambodia, Laos and Vietnam based on all available collections and literature data reports 12 species (Bulbophyllum clipeibulbum, B. dasystachys, B. glabrichelia, B. nigrescens, B. nigripetalum, B. parviflorum, B. penicillium, B. phitamii, B. scaphiforme, B. secundum, B. setilabium, B. spadiciflorum), 2 of which represent new records for the studied flora (B. parviflorum, B. penicillium) and 3 (Bulbophyllum glabrichelia, B. phitamii, B. setilabium) are described as a new for science. For all accepted taxa the paper provides valid name and main synonyms with appropriate standard taxonomic references, data on type and other authentic materials, description, data on ecology, phenology, expected conservation status, distribution, notes on biology and taxonomy, list of all studied materials, as well as key for identification of species and their line and color illustrations.

Keyword: Bulbophyllum sect. Hirtula, Orchidaceae, Cambodia, Laos, Vietnam, New species, Plant diversity, Plant taxonomy