Bongcheewin B., Paton A. Taxonomic notes on the genus Hymenopyramis (Lamiaceae) in Thailand with one new species, four lectotypifications and two new synonyms. Thai Forest Bulletin (Botany) Vol.52 No.2 (2024) , 92-101. 101. doi:10.20531/tfb.2024.52.2.13 Retrieved from: https://repository.li.mahidol.ac.th/handle/20.500.14594/102445
Title
Taxonomic notes on the genus Hymenopyramis (Lamiaceae) in Thailand with one new species, four lectotypifications and two new synonyms
Hymenopyramis sabuletorum, a new species from the sandstone plateau in Pha Taem National Park, Ubon Ratchathani Province, Thailand is described and illustrated. Four species are lectotypified, i.e. H. acuminata, H. cana, H. siamensis and H. vesiculosa. Hymenopyramis parviflora var. nitida and H. pubescens are placed in synonymy of H. parviflora and H. siamensis, respectively. A key to the seven species recognised in Thailand is provided.