@book{bhlpg50101193, title = {Acta Botánica Mexicana }, volume = {no.100 (2012)}, url = {https://www.biodiversitylibrary.org/page/50101193}, publisher = {Instituto de Ecología, A C}, author = {Instituto de Ecología, A C. }, year = {2012}, pages = {Page 228}, } @book{bhlpg55987895, title = {Flora de Guerrero }, volume = {fasc.5 (1997)}, url = {https://www.biodiversitylibrary.org/page/55987895}, publisher = {Coordinación de Servicios Editoriales de la Facultad de Ciencias, UNAM}, author = {}, year = {1997}, pages = {Page 19}, }