Abstract Leptadenia jazanica Y. Masrahi from the province of Jazan, southwestern Saudi Arabia
is described as a new species and illustrated. The species differs from the other known nearest
species of the genus, Leptadenia pyrotechnica, by decumbent to scrambling habit of stems and
persistent leaves. In the same province also two new records belonging to the genera Canavalia
(Fabaceae) and Craterostigma (Scrophulariaceae) were collected; they were identified as Canavalia
virosa (Roxb.) Wight & Arn. and Craterostigma plantagineum Hochs