Four species and one variety are newly recorded from Hainan Province, namely Amaranthusroxburghianus, Phyllagathis asarifolia, Phyllagathis ternata, Grewia angustisepala, and Quisqualis indica var.villosa.
周仕顺, 王洪.海南植物新记录[J].热带亚热带植物学报,2005,13(1):78~79