the paper diversity and floristic composition of the vascular plants in the forest fragment in southeastern rio de janeiro, brazil (diversity and floristic composition of the vascular plants in the forest fragment southeastern in rio de janeiro, brazil) by regina h. p. andreata, haroldo c. de lima, angela s. fonseca vaz, josé fernando a. baumgratz, and sheila r. profice  examines the diversity and floristic composition of the vascular plants of the morro alto mourão, within the serra da tiririca state park -  the study area includes an important fragment of montane forest within the atlantic coastal forest biome.

a total of 369 taxa were collected, includind pteridophytes, dicotyledons, and monocotyledons, belonging to 84 different families, distributed among arboreal, shrub-arboreal, and herbaceous life forms.

furthermore, a map of the area, a graphic representation of the local water balance, plant profiles, soil analyses and descriptions of the climates of serra da tiririca mountains are presented - and rare or endangered and endemic species are indicated.