Monographs Details: Trichomanes bicorne Hook.
Authority: Maguire, Bassett. 1984. The Botany of the Guyana Highland - Part XII. Mem. New York Bot. Gard. 38: 1-84.
Family:Hymenophyllaceae
Description:Distribution and Ecology - General distribution. Eastem Colombia, southern Venezuela, and adjacent Brazil.Guayana Highland distribution. Terrestrial, occasionally epipetric or epiphyticon tree trunks. C O L O M B I A . Comis. Amazonas: Cerro La Pedrera, Rio Caqueta,Schultes & Cabrera 16324 (US). Comis. Amazonas or Vaupes: Cachivera deJirijirimo and vicinity, Rio Apaporis, ca 250 m , Schultes & Cabrera 12958 (US).V E N E Z U E L A . Terr. Amazonas. 7-9 k m from Yavita towards Pimichin, 125 m,Steyermark & Bunting 102907 (US, V E N ) ; Cerro Sipapo (Paraque), 5500 ft,Maguire & Politi 27617-B ( N Y , U S ) . Edo. Bolivar: Cerro Tabarempa, Alto RioParagua, 500 m , Cardona 1074 (US); Chimanta Massif, between camp 2 andcamp 3, N W part of Abacapa-tepui, 850-1100 m , Steyermark 75113 (F, U S );Lower N W slopes of Abacapa-tepui, along the Rio Abacapa, 420 m , Steyermark74755 (F, U S ).

Discussion:

Ptilophyllum bicorne (Hooker) Prantl, Untersuch. Morph. Gefaesskrypt. 1:

Syntypes. Barra do Rio Negro, Est. Amazonas, Brazil, Spruce 1178 (syntype K not seen Kramer photo; isosyntype U S ) ; and Sao Gabriel, Rio Negro, Est. A m a zonas, Brazil, Spruce 2334 (syntype K not seen).

Distribution:Colombia South America| Venezuela South America| Brazil South America| Guyana South America|