Hongos de Costa Rica: Familias Phallaceae y Oathraceae

by Sáenz, J. A., Nassar C., Maryssia
Published 1982

Phytochemical Screening of Costa Rican Plants: Alkaloid Analysis. III

by Sáenz R., José A., Nassar C., Maryssia
Published 1967

Phytochemical screening of Costa Rican plants: Alkaloid analysis. IV

by Sáenz R., José A., Nassar C., Maryssia
Published 1970

Glicósidos de Thevetia plumeriaefolia Benth. I

by Sáenz R., José Alberto, Nassar C., Maryssia
Published 1961

Phytochemical Screening of Costa Rican Plants: Alkaloid Analysis II

by Sáenz R., José A., Nassar C., Maryssia
Published 1965

Phytochemical screening of Costa Rican plants: Alkaloid analysis. V

by Nassar C., Maryssia, Sáenz R., José A., Galvez, Nazira
Published 1980

Hongos comestibles, venenosos y alucinatorios de Costa Rica

by Sáenz, J. A., Macaya-Lizano, Ana V., Nassar C., Maryssia
Published 1983