Abstract A description is provided for Phyllachora bauhiniae var. bauhiniae . Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. HOSTS: Bauhinia championii, B. vahlii, B. valistris, B. variegata . DISEASE: Tar spot of leaves. GEOGRAPHICAL DISTRIBUTION: India, Taiwan. TRANSMISSION: Presumably via airborne dispersal of ascospores; no research has been carried out.