Michael Grayum 8187 Det. by: R. Moran, 1988 Phenology: 12 March 1987 09:33N 83:45W 3400 m SAN JOSE, PEREZ ZELEDON R.F. Los Santos Cordillera de Talamanca. Occasional in shaded sites at base of rock outcrops, the rhizome usually in a crevice. Fronds indeterminate, weakly climbing in vegetation. Sori blackish.