Flora y vegetación de la sierra de Sultepec, Estado de México

Abstract

A STUDY WAS MADE OF THE FLORA AND VEGETATION IN THE ARE COMPRISED BETWEEN 1500 AND 2800 METERS ABOVE SEA LEVEL IN THE SULTEPEC MOUNTAINS, WHICH ARE LOCATED AT ABOUT 150 KM SOUTHWEST OF MEXICO CITY. THE FLORISTIC LIST IS BASED ON 1452 ENTRIES COLLECTED BETWEEN JUNE 1984 AND MAY 1987. IT COMPRISES 107 FAMILIES, 327 GENERA AND 507 SPECIES. THE BEST REPRESENTED FAMILIES ARE ASTERACEAE (48 SPECIES), POLYPODIACEAE (S.L.) (36 SPECIES), FABACEAE (32 SPECIES) AND LAMIACEAE (23 SPECIES). THE FOLLOWING VEGETATION TYPES WERE RECOGNIZED AND BRIEFLY DESCRIBED: CLOUD FOREST, OAK FOREST, PINE-OAK FOREST, AND TROPICAL DECIDUOUS FOREST.