Plesioneuron marattioides Plesioneuron marattioides (Alston) Holttum in Blumea 22: 238. 1975≡Dryopteris marattioides Alston in J. Bot. 78: 227. 1940Unknown type category: N.E. New Guinea, Morobe Distr., Sambanga, Clemens 4809