New Species of Peliosanthes and Tupistra (Asparagaceae) from eastern Indochina

Five new species of Peliosanthes (P. argenteostriata, P. grandiflora, P. nivea, P. nutans, P. retroflexa) and one species of Tupistra (T. theana) of Asparagaceae (Convallariaceae s.str.) family discovered recently in eastern Indochina (Vietnam and Laos) during extensive field work are described and illustrated. All described species are local endemics with very restricted geographical range. Data for each described species comprise standard citation of type specimens, description, list of paratypes, proposed species epithet etymology, data on ecology and distribution, as well as short taxonomic remarks