Taxonomic notes on the genus Premna L. (Lamiaceae) in Thailand
Keywords:Premna, Lamiaceae, lectotypification, synonymy
The following 10 species in the genus Premna (Lamiaceae) are lectotypified: Premna annulata, P. collinsiae, P. dubia, P. fulva, P. garrettii, P. paniculata, P. quadridentata, P. repens, P. serrata and P. siamensis. Premna collinsiae is reduced to the synonymy of P. pubescens and P. paniculata is also fully described for the first time following the discovery of complete flowers. Photographs of P. paniculata and P. pubescens are provided.