Michael Grayum 7930 Det. by: M. Grayum, I 1987 Phenology: 11 January 1987 10:00N 83:28W 600 m LIMON, MATINA Z.P. Barbilla Cordillera de Talamanca. Terrestrial on slope in deep, primary forest. Stipes blackish, glossy.
Michael Grayum 10672 Det. by: M. Grayum, VII 1994 Phenology: 24 July 1994 10:10N 83:55W 480 m LIMON, POCOCI Llanura de Santa Clara. Epilithic on vertical, N-facing rock bank along creek. Petioles blackish brown.
Barry Hammel 19677 Det. by: A. Rojas, XI 1995 Phenology: 23 November 1994 10:27N 84:04W 60 m HEREDIA, SARAPIQUI Llanura de San Carlos. Hierba creciendo en rocas grandes en el bosque.
Gerardo Herrera 992 Det. by: M. Grayum, I 1988 Phenology: 29 October 1987 10:55N 85:20W 500 m ALAJUELA, UPALA Cordillera de Guanacaste. Terrestre. Soros café-amarillento.