Tipo	Título	Autor	Edición	Disponibilidad	Valoración
Libro	A check list of the vascular plants of Nicaragua : based largely on collections in Nicaragua made by the author and companions, 1968-1976	Seymour, Frank Conkling, comp.	(1980)	Domicilio	----------
Libro	The flora of New England : a manual for the identification of all vascular plants including ferns and fern allies growing without cultivation in New England	Seymour, Frank Conkling, comp.	(1982)	Domicilio	----------