Otholobium is a genus of legume in the Fabaceae family.

Otholobium racemosum commonly known as Swawelbos is a South African endemic species from the Western Cape Province where it can be found growing on the Outeniqua and Kammanassie Mountains. It is synonymously known as Psoralea hilaris and Psoralea racemosa. Otholobium racemosum grows into a slender re-sprouting small shrub of up to 80cm with tri-foliate leaves. During late spring it bears slender racemes of purple flowers.