Willughbeia ovatifolia Borneo, Sarawak, Kuching., Haviland 2302 (L) Lectotype: Borneo, Sarawak, Kuching., Haviland 2302 (K) Borneo, Sarawak, Kuching., Haviland 2302 Borneo, Sarawak, Kuching., Haviland 2302 (SAR) Isotype: Borneo, Sarawak, Kuching., Haviland 2302 (BM) Borneo, Sarawak, Kuching., Haviland 2302 (SING)