Christella buwaldae Christella buwaldae (Holttum) Holttum, comb. nov.≡Pronephrium buwaldae Holttum in Blumea 20: 115. 1972Unknown type category: Aru Islands, P. Kobroör, Buwalda 4979Unknown type category: Aru Islands, P. Kobroör, Buwalda 4979