Summa de Geografia que trata de todas las partidas e provincias del mundo en especial de las indias e trata largamente del arte del marcar...

This was the first book on the Americas printed in Spanish. "Enciso was the first conquistadore to take up his pen with educational intent." In this general treatise on geography Enciso included a discussion of the fauna of America and especially of native plants, concentrating on those which were edible. See Gerbi, Nature in the New World (1985) 85-88. Digital facsimile from the Internet Archive at this link.