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Essential oils are natural, complex, and volatile compounds produced by the secondary metabolism of plants, which often serve as… Expand Essential oils have many functions in plant development; among them, they take part in plant–plant interactions, such as… Expand Phytotoxicity has often been proposed as evidence of allelopathy. However, few studies have investigated allelopathy in natural… Expand The Asteraceae are the most numerous taxon within the eudicots angiosperms, comprising about 1,100 genera and 25,000 species. The… Expand The chemical study of Heterothalamus alienus gave rutin, spathulenol (1), (1R,7S)‐germacra‐4(15),5,10(14)‐trien‐1β‐ol (2… Expand Chronic toxicity of arsenic resulting from drinking water is a health problem encountered in humans, especially in South America… Expand O trabalho tem por objetivo a descricao microscopica do lenho de Heterothalamus psiadioides Less. (Asteraceae – Astereae). Sao… Expand The present work describes the wood anatomy of Heterothalamus alienus and Heterothalamus rupestris (Astereae - Asteraceae), as… Expand In this second part of the palynotaxonomic studies about the family Asteraceae, Martinov, from the Sao Maximiano Farm, Guaiba… Expand Taxonomic revision of Baccharis sect. Heterothalamus (Asteracerae: Astereae) in Uruguay. A taxonomic revision of Baccharis… Expand