Six new species of the spider family Ochyroceratidae Fage 1912 (Arachnida: Araneae) from Southeast Asia
Five new Althepus species and one new Psiloderces species of the family Ochyroceratidae are described from Southeast Asia: Althepus erectus spec. nov. (male) and A. nophaseudi spec. nov. (male, female) from Laos, A. flabellaris spec. nov. (male, female) from Thailand, A. reduncus spec. nov. (male) from Myanmar, A. spiralis spec. nov. (male) from Malaysia, and […]
Begonia lamxayiana Souvann. (Begoniaceae): a new species from Lao PDR
Begonia lamxayiana Souvann. is described and illustrated.
Two new genera of Apocynaceae in Laos
Examination of unidentified Apocynaceae specimens at QBG and SING lead to the discovery of one specimen of Meladerma deciduum and two specimens of Harmandiella cordifolia from Laos. Harmandiella was earlier considered endemic to Thailand and Vietnam while Meladerma was earlier reported from Thailand and Peninsular Malaysia. Harmandiella cordifolia and Meladerma deciduum are typified.
Dischidia (Apocynaceae, Asclepiadoideae) in Laos and Vietnam
Two new species, Dischidia dohtii Tran & Livsh. and D. cornuta Livsh., are described and illustrated. Dischidia rimicola Kerr is illustrated for the first time. All three species are associated with treenesting ants of the genus Crematogaster. Presentation experiments with seeds of D. rimicola indicate that they are attractive to the ants. The possible affinity […]
Review of the genus Plocoglottis (Orchidaceae) in Cambodia, Laos and Vietnam
The genus Plocoglottis is represented in Cambodia, Laos and Vietnam by three species. Plocoglottis bokorensis is known from several localities scattered within these three countries. Plocoglottis javanica and P. quadrifolia are presently found each in two localities in Southern Vietnam, being widely distributed in the Malesian region. The latter species is reported here for Cambodia, […]
New records and synonymisations of Flemingia (Fabaceae: Phaseoleae) for Thailand, Laos and Myanmar
This paper presents five newly recorded species of Flemingia present in two subgenera; Flemingiastrum and Rhynchosioides. Four species are new for Thailand: F. nana, F. semialata, F. vestita and F. wallichii. One species, F. nana, is new for Myanmar, and one species, F. wightiana, is new for Laos. Two taxa, F. brevipes and F. latifolia […]
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
