Morfo-anatomia das folhas de Vernonia condensata Baker (Asteraceae), o "figatil"

RESUMO

As folhas de Vernonia condensata Baker, popularmente denominada de figatil foram analisadas morfoanatomicamente com objetivo de fornecer subsídios à farmacognosia. As folhas são ovaladas, de ápice agudo, base atenuada, bordo serrilhado, hipoestomáticas com estômatos do tipo anomocítico e dois tipos de tricomas glandulares. O mesofilo é dorsiventral e os feixes vasculares são colaterais. Ocorrem drusas no pecíolo.

ABSTRACT

The leaves of Vernonia condensata Baker, popularly known as figatil were analyzed in its morphology and anatomy with the aim to provide information to pharmacological studies. The leaves are ovate with acute apex, atenuate base, serriate margin and hypostamatic anomocytic stomata and two types of glandular trichomes. The mesophyll is dorsiventral and the vascular bundles are colateral. Druses occur in the petiole.