A new endemic species of Ridleyandra (Gesneriaceae), Ridleyandra iminii Siti-Munirah from Peninsular Malaysia is described and illustrated. Among Ridleyandra species, it is the only one with a dark red flower.
Two new Codonoboea species, C. kenaboiensis Syahida-Emiza, Y.Y.Sam & Siti-Munirah and C. ruthiae Syahida-Emiza, Y.Y. Sam & Siti-Munirah were discovered from the Kenaboi State Park, Peninsular Malaysia. Descriptions, illustrations, colour plates and provisional conservation status are provided.