Circumscription and synopsis of Eugenia section Speciosae Buenger & Mazine (Myrtaceae) Author de Oliveira Buenger, Mariana Laboratorio de Sistematica Vegetal, Departamento de Botanica, Instituto de Ciencias Biologicas, Universidade Federal de Minas Gerais, CEP 31270 - 901, Belo Horizonte, MG, Brazil maribunger@gmail.com Author Mazine, Fiorella Fernanda Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 AE, U. K. Author Lucas, Eve J. Author Stehmann, Joao Renato Laboratorio de Sistematica Vegetal, Departamento de Botanica, Instituto de Ciencias Biologicas, Universidade Federal de Minas Gerais, CEP 31270 - 901, Belo Horizonte, MG, Brazil text PhytoKeys 2016 2016-02-25 61 73 80 http://dx.doi.org/10.3897/phytokeys.61.7904 journal article http://dx.doi.org/10.3897/phytokeys.61.7904 1314-2003-61-73 FFDACE7CFFB073572F73FFD7D706FFB7 576359 Eugenia sect. Speciosae Buenger & Mazine sect. nov. Notes. Trees or shrubs; hairs simple. Indeterminate inflorescence which produces a floral region that, for instance, produces monads, dyads or triads and vegetative innovative shoots, as an auxotelic inflorescence (Briggs and Johnson 1989); bracteoles linear or narrowly elliptic persistent at anthesis but caducous in mature fruits; flowers showy always 4-merous; sepals showy, free, foliaceous, sepals and petals concealing the apex of the bud; ovary 2-locular; ovules 2-many, placenta axile. Fruit crowned by the calyx lobes. Seeds 1-2; seed coat membranous or cartilaginous; embryo with fused cotyledons. Type. Eugenia speciosa Cambess. Fl. Bras. Merid. 2 (19): 351. 1832. Eugenia sect. Speciosae contains six species with three occurring in the Atlantic Forest of Brazil, and one distributed in northern South America, in the Amazon. The Atlantic Forest-Amazon disjunction distribution represents a classic biogeographic pattern of the Southern Hemisphere ( McVaugh 1968 ).