NEW NAMES AND COMBINATIONS IN MARSDENIA (ASCLEPIADACEAE, MARSDENIEAE)FROM ASIA AND MALESIA (EXCLUDING PAPUASIA)

Nomenclatural notes are provided for 13 species of Marsdenia R.Br. inc luding a number of taxa formerly included in Gymnema R.Br., Bidaria (E ndl.) Decne. and Jasminanthes Blume. New names provided in Marsdenia a re M. jasminoides P.I.Forst. (Jasminanthes suaveolens Blume), M. ridle yi P.I.Forst. (Stephanotis parviflora Ridley) and M. vajanicum P.I.For st. (Gymnema javanicum Blume). New combinations made in Marsdenia are M. chinensis (Champ.) P.I.Forst. (Stephanotis chinensis Champ.), M. ch unii (Tsiang) P.I.Forst. (Stephanotis chunii Tsiang), M. dissitiflora (Ridley) P.I.Forst. (Gymnema dissitiflorum Ridley), M. hirta (Ridley) P.I.Forst. (Gymnema hirtum Ridley), M, littoralis (Blume) P.I.Forst. ( Gymnema littorale Blume), M. maingayi (Hook.f.) P.I.Forst. (Stephanoti s maingayi Hook.f.), M. pachyglossa (Schltr.) P.I.Forst. (Gymnema pach yglossa Schltr.), M. pilosa (Kerr) P.I.Forst. (Stephanotis pilosa Ken) , M. sylvestris (Retz.) P.I.Forst. (Periploca sylvestre Retz.) and M. tingens (Roxb.) P.I.Forst. (Asclepias tingens Roxb.). A lectotype is s elected for Stephanotis parviflora. Detailed descriptions are provided for Marsdenia tingens, M. littoralis, M. tinctoria and M. jasminoides .