Thursday, June 24, 2021

[Botany • 2020] Bulbophyllum nghiasonii • A New Miniature Species of Bulbophyllum sect. Brachyantha (Orchidaceae) from northern Vietnam


Bulbophyllum nghiasonii  Vuong, Aver. & V.S.Dang

in Dang, Averyanov, Dang, Bui, ... et Truong, 2021.

Abstract
The new species discovered in Thanh Hoa Province of northern Vietnam described here as a new species for science. It is similar to Bulbophyllum muscicola but differs in smaller habit, inflorescence shorter than leaves, shorter lateral sepals with unequally lobed blunt apex, and slender stelidia. The newly described species also can be compared with B. japonicum but it differs in the size and shape of leaves, tepals, and lip. Detailed morphological description, illustration, data on distribution, and phenology of the new species are presented.

Keywords: endemism, eastern Indochina, plant diversity, plant taxonomy, Thanh Hoa Province, Monocots



Bulbophyllum sect. Brachyantha Rchb.f. 

Bulbophyllum nghiasonii Vuong, Aver. & V.S.Dang, sp. nov. 

Etymology:—The species is named after Prof. Hoang Nghia Son, the director of the Institute of Tropical Biology (Vietnam Academy of Science and Technology), who established and supported VNM Herbarium as the significant center for studies of the plant taxonomy.
 

Minh Quan Dang, Leonid V. Averyanov, Van Son Dang,  Van Huong Bui, Roland Amsler, Tatiana Maisak and Ba Vuong Truong. 2021.  A New Miniature Species, Bulbophyllum nghiasonii, sect. Brachyantha (Orchidaceae) from northern Vietnam. Phytotaxa. 505(2); 235–239. DOI: 10.11646/phytotaxa.505.2.10