THE TREE FLORA COMPOSITION IN THE PNA (PROTECTED NATURAL AREA) TENANCINGO-MALINALCO-ZUMPAHUACÁN, STATE OF MEXICO, MEXICO.

Elinor Josefina López Patiño¹, José Antonio López-Sandoval², Arturo Salvador Beltrán Retis¹ y Luis Isaac Aguilera Gómez^3
1 Centro de Información Forestal, Dirección de Restauración y Fomento Forestal Protectora de Bosques del Estado de México, PROBOSQUE. Rancho Guadalupe s/n, Conjunto SEDAGRO, Apdo. Postal 52140, Metepec, Estado de México.² Facultad de Ciencias Agrícolas,³ Facultad de Ciencias, Universidad Autónoma del Estado de México. Campus Universitario “El Cerrillo”, Km. 15 Carr. Toluca-Ixtlahuaca entronque al Cerrillo, Apdo. Postal 435, Toluca, México. Correo electrónico: elynor_lo@yahoo.com.mx

The floristic study of trees was carried out in the Protected Natural Area (PNA) Tenancingo-Malinalco-Zumpahuacan. The identified specimens comprise 304 species, 165 genera and 72 families. The most representative families are Leguminosae with 58 species (Fabaceae 15, Mimosaceae 35 and Caesalpiniaceae 8), Fagaceae with 23, Burseraceae with 19 and Moraceae with 14; of wich 242 are native, 20 non native and 42 endemic. We identified six distinct types of vegetation: tropical deciduous forest, tropical subdeciduous forest, montane mesophytic forest, oak forest, pine-oak forest and gallery forest. In addition, we detailed 73 new species reports for the State of Mexico. The most species richness occurred in the tropical deciduous forest (170) and gallery forest (104).

Key words: floristic, State of Mexico, angiosperms, gymnosperms, endemic.

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