Floristic characteristics and affinities in Lao PDR, with a reference to the biogeography of the Indochina peninsula
The flora of Laos is composed of 5,005 species in 1,373 genera and 188 families of seed plants. Floristic and geographical attributes of the flora were analyzed. Tropical floristic elements at the family and generic levels contributed a majority (62.23% of the families and 82.30% of the genera) of the flora, of which the dominant […]
Trees of Laos and Vietnam: a field guide to 100 economically or ecologically important species
This field guide to 100 economically or ecologically important tree species from Laos and Vietnam enables the user to identify the included taxa with user-friendly keys. It includes scientific names, botanical descriptions of families, genera, and species. Specific information on distribution, habitat, ecology, and uses has been compiled. All specimens examined have been listed.
New records of conifers in cambodia and laos
Thirty-three conifer species are currently recorded from Vietnam, Laos and Cambodia. All species are recorded from Vietnam but only six have been recorded from Cambodia and nine from Laos. Recent botanical surveys have recorded one additional species from Cambodia and seven from Laos. New distributions within those countries have also been recorded. This paper discusses […]
New distribution records of Begonia L., B. murina Craib and B. poilanei Kiew (Begoniaceae:Cucurbitales) for Laos
Begonia murina Craib from central and B. poilaneiKiew from southern of Laos, are newly recorded in Laos. Based on Lao materials, detailed description, photographs, and notes on habitat, ecology, & taxonomic discussion of these two species compared with the Chinese, Thai, & Vietnamese types are provided
Notes on Aphyllorchis gollanii and Aphyllorchis alpina (Orchidaceae) and lectotypification of both names
Morphological characters of Aphyllorchis gollanii Duthie have been studied and compared to those of Aphyllorchis alpina King & Pantling based on protologues, type specimens of both species and other specimens and fresh collections from Indian Himalayan Region. Both species proved to present identical or overlapping characters. Therefore, they are treated as conspecific. Lectotypes are designated […]
Akaniaceae, a new family record for Laos
A collection from Phou Chom Voy Provincial Protected Area, Bolikhamxai, represents the first records for the family Akaniaceae as well as the genus Bretschneidera and the species Bretschneidera sinensis in Laos. Here we report the new and extended distributional range. A detailed description and photographs are provided for easy identification.
Molecular phylogeny reveals a new genus of freshwater mussels from the Mekong River Basin (Bivalvia: Unionidae)
A new genus of freshwater mussels (Bivalvia: Unionidae) is described from the Mekong River Basin as Namkongnaia gen. nov. The validity of the new genus is supported by its unique conchological characteristics, namely the lack of hinge dentition and elongated shells, together with its evolutionary distinctiveness as estimated by multi-locus phylogenetic analyses (mitochondrial COI and […]
Cymbilabia sourioudongii (Orchidaceae), a new species from Lao PDR
Cymbilabia sourioudongii, a new species of epiphytic orchid is described and illustrated from Phou Khao Khouay National Protected Area of Laos PDR. Keywords: Illegal orchid trade, New species, Phou Khao Khouay National Protected Area, Vandopsis.
Field Guide to Fishes of the Mekong Basin of Laos
Laos is a part of Indo-Burma Biodiversity hotspot that is known as one of the Earth’s 34 threatened biodiversity hotspots. The Mekong River Basin in Laos is topographically characterized in having a lot of rapids and mountainous tributaries, encompasses 202,000 kilomatter squars occupying abourt 25% of total area and 35% of total annual flow of […]
Lao Biodiversity: A Priority for Resilient Green Growth
The biodiversity endowment is crucial to the Lao economy, as the goods and ecosystem services it provides are essential to reduce poverty, secure livelihoods, and drive a greener economic growth model. Over 840,000 people in over 1,200 villages are situated within or on the boundary of 23 national reserves. The majority of these villagers, from […]


