ABSTRACT
The synonymy of four species and two varieties: Crotalaria brasiliensis Windler & S.G. Skinner to Crotalaria grandiflora Benth., Crotalaria barretoensisWindler & S.G.Skinner to Crotalariamartiana Benth. subsp. martiana, Crotalaria hatschbachii Windler & S.G.Skinner, Crotalaria hatschbachii var. sericea Windler & S.G.Skinner, Crotalaria bellii Windler & S.G. Skinner and Crotalaria flavicoma var. majorMicheli to Crotalaria martianasubsp. mohlenbrockii(Windler & S.G.Skinner)Planchuelo is proposed. Also,the transference of C. paraguariensis from synonymyof C. martiana subsp. martiana to C. martiana subsp. mohlenbrockii and the reinstatement of C. subdecurrens Mart. ex Benth. to the specific rank are proposed.
Key-words: Crotalaria; Calycinae; Leguminosae; Brazil; taxonomy