本文發現天門冬科兩新種，分別是Peliosanthes triandra和Rohdea dracaenoides，採集地點在柬埔寨南部和寮國中部，兩者都很有可能是分布範圍侷限的特有種。本文提供模式標本、分類描述、命名詞源、生態習性、物候學及地理分布等資訊以供辨認。

Two new species - Peliosanthes triandra and Rohdea dracaenoides of Asparagaceae (Convallariaceae s. str.)discovered recently in southern Cambodia and in central Laos are described and illustrated. Both described species are probablylocal endemics with a restricted distribution. Data for the species reported comprise a standard citation of type specimens,description, name etymology, data on ecology, phenology and distribution, as well as short taxonomic remarks.