Flora of usina São José, Igarassu, Pernambuco: Myrtaceae

Abstract

Myrtaceae comprises 928 species in Brazil. The Atlantic Rain Forest is a center of diversity of the family with 636 species and 77,5% of them are endemic. This study presents 23 species of Myrtaceae which were found at Usina São José in fragments of Lowland Atlantic Rain Forest of northern Pernambuco. Eugenia is the richest genus with ten species (E. candolleana, E. dichroma, E. excelsa, E. florida, E. hirta, E. aff. prasina E. punicifolia, E. umbeliflora, E, umbrosa, and E. uniflora), followed by Myrcia with eigth species (M. bergiana, M. guianensis, M. racemosa, M. spectabilis, M. splendens, M. sylvatica, M. tomentosa, and M. verrucosa); Psidium with two species (P. guajava and P. guineense) and Calyptranthes, Campomanesia and Myrciaria with one specie each (Calyptranthes dardanoi, Campomanesia dichotoma, and M. ferruginea). Identification keys, descriptions, comments and illustrations of the species are presented.