Heterogonium pinnatum Heterogonium pinnatum (Copel.) Holttum in Sarawak Museum J. 5: 163. 1949≡Stenosemia pinnata Copel. in Philipp. J. Sci. 1: Suppl. 146. 1906Unknown type category: Copeland 1601=Pleocnemia membranifolia, Handb. Ferns Brit. India: 48. 1892