The tree flora of seasonally dry tropical forests (SDTF) of eastern tropical and subtropical
South America was investigated according to two main aspects:(a) the variations in floristic …

Our aims were to quantify and map the plant sub regions of the the Caatinga, that covers
844,453 km2 and is the largest block of seasonally dry forest in South America. We …

The caatinga represents the largest and most isolated of the South American dry forests,
occupying more than 850,000 km2 in the semi-arid region of north-eastern Brazil …

Rupestrian grasslands (campos rupestres) are tropical landscapes consisting of a mosaic of
herbaceous and shrubby physiognomies on quartzite or ironstone that occur in highlands …

Os campos rupestres sobre canga são um ambiente peculiar e freqüente na região do
Quadrilátrero Ferrífero, Minas Gerais. Sua vegetação, associada a afloramentos …

Habenaria is a large genus of terrestrial orchids distributed throughout the tropical and
subtropical regions of the world. The integrity and monophyly of this genus have been under …

A riqueza de insetos galhadores é maior nas latitudes intermediárias em hábitats quentes e
com vegetação esclerófila sob estresse hídrico e de nutrientes. Em regiões tropicais, os …

RESUMO O presente estudo teve como objetivo revelar padrões de diversidade nos
campos rupestres, gerando informações úteis à conservação. O estudo desenvolvido em …

Scrophulariaceae sl está representada no Brasil por 30 gêneros: Achetaria (8 spp.), Agalinis
(13 spp.), Ameroglossum (1 sp.), Anamaria (1 sp.), Angelonia (18 spp.), Bacopa (27 spp.) …

In order to establish effective conservation strategy, drivers of local and regional patterns of
biodiversity need to be understood. The composition of local biodiversity is dependent on a …