%0 Journal Article %T Estrutura e aspectos da regenera£¿£¿o natural de Floresta Ombr¨®fila Mista no Parque Estadual de Campos do Jord£¿o, SP, Brasil %A Souza %A Rose Pereira Muniz de %A Souza %A Vin¨ªcius de Castro %A Polisel %A Rodrigo Trassi %A Ivanauskas %A Nat¨¢lia Macedo %J Hoehnea %D 2012 %I Scientific Electronic Library Online %R 10.1590/S2236-89062012000300004 %X the objective of this study was to evaluate the floristics and structural differences between adult and regenerating components of a stretch of mixed ombrophyllous forest at parque estadual de campos do jord£¿o, within the scope of raising hypotheses on its successional trajectory. in order to sample the adult component (cbh > 15 cm), 50 permanent plots of 10 ¡Á 20 m were allotted while five sub-plots of 1 ¡Á 1 m of the regenerating component (h > 30 cm and cbh < 15 cm) were allotted in each plot. in the adult component, 1,770 individuals were sampled, distributed in 58 species, 38 genus and 26 families (h' = 3.08 and j = 0.73). in the regenerating component, 576 individuals, 55 species, 39 genus and 23 families (h' = 3.41 and j = 0.84) were sampled. we have concluded that procedures for conservation of the coniferous are needed. %K araucaria angustifolia %K phytogeography %K phytosociology %K regeneration %K understorey. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S2236-89062012000300004&lng=en&nrm=iso&tlng=en