A clambering bamboo endemic to Braian mountain, southern Vietnam represents a new monotypic endemic genus, Cochinchinochloa H.N.Nguyen & V.T.Tran (Gramineae: Bambusoideae-Bambusinae), which is described and illustrated. Its culm nodes and the nodes of leafy branches exhibit a thick swollen patella, and in the reproductive state this taxon bears pseudospikelets having two perfect florets, with an elongated rachilla internode between the perfect florets, a rachilla extension bearing an imperfect floret at maturity, a narrowly 2-keeled palea with a distinct abaxial groove, three lodicules, six stamens, free filaments, a glabrous ovary with a long style and three stigmas, and an oblong caryopsis with a relatively thin pericarp.
Keywords: Bambusoideae, Bambusinae, Cochinchinochloa, Cochinchinochloa braiana, New Genus, Taxonomy
|Cochinchinochloa braiana H.N.Nguyen & V.T.Tran.|
Cochinchinochloa H.N.Nguyen & V.T.Tran, gen. nov. — Fig. 1
Type species. Cochinchinochloa braiana H.N.Nguyen & V.T.Tran.
Etymology. The generic epithet refers to the Cochinchine area (southern Vietnam, which includes Braian mountain, Lamdong Province where the species is located), and -chloa: grass. The speciﬁc epithet refers to the type locality, Braian mountain, Di Linh District, Lamdong Province, Vietnam.
Nguyen, H.N.; Tran, V.T.; Hoang, T.T. 2013. Cochinchinochloa (Gramineae: Bambusoideae-Bambusineae), A New Bamboo Genus Endemic to Braian mountain, southern Vietnam. Blumea - Biodiversity, Evolution and Biogeography of Plants, 58(1); 28-32(5).