Heavy metals contamination in soil and water resources is a great threat to develo**
countries because of the lack of waste treatment facilities. A majority of wastewater treatment …

The tropics were long considered to have few ectomycorrhizal fungi, presumably due to a
paucity of ectomycorrhizal host plants relative to higher-latitude ecosystems. However, an …

The cataloging of the vascular plants of the Americas has a centuries-long history, but it is
only in recent decades that an overview of the entire flora has become possible. We present …

Recent debates on the number of plant species in the vast lowland rain forests of the
Amazon have been based largely on model estimates, neglecting published checklists …

It is time to synthesize the knowledge that has been generated through more than 260 years
of botanical exploration, taxonomic and, more recently, phylogenetic research throughout …

A monograph of the 425 New World species of Ipomoea is presented. All 425 species are
described and information is provided on their ecology and distribution, with citations from …

Abstract Background and Scope Over more than 120 years of scientific study since
Schimper's seminal work, the recognized categories of structurally dependent plants have …

The Amaryllidaceae family is distributed mainly in tropical and subtropical areas but also in
temperate zones. In Venezuela, there are 6 genera and 13 species distributed around the …

Solanaceae is one of the most diverse families in the Americas, particularly in Argentina
where it represents the fourth family in terms of species number. Although checklists for most …

The chemical composition and cytotoxic activity of the essential oils extracted from leaves of
Croton matourensis and flowers and leaves of Croton micans were investigated. GC-FID …