Resumo

GUTIERREZ DURAN, María del Pilar; LIMACHI VIADEZ, Giovana; GONZALES DAVALOS, Eduardo  e  BERMEJO BENITO, Paulina. Quality control of Xanthiu spinosum, a medicinal plant that is expended in the city of La Paz, Bolivia. BIOFARBO [online]. 2011, vol.19, n.1, pp. 15-21. ISSN 1813-5363.

Xanthium spinosum L. a plant species commonly known in the city of La Paz with the name "Amor Seco" is a native species of South America, it is used in traditional medicine for its choleretic properties mainly hepatic, mild laxative, healing of wounds, anti-inflammatory and diuretic. This work aimed to establish the parameters of quality and identification of this species, to accomplish this micrograph analysis was performed of leaves and stems which is a diagnostic feature and identity. The major elements found are fragments of multicellular trichomes, vessels associated with tissue parenchyma with stomata, lignified fibers and cortical parenchyma. The pharmacognostic analysis showed a moisture content of 7.78%, 18.31%of total ash, 5.97% of acid ash, 0.584% of unknown elements, and swelling Índex 19.46 ml. Qualitative chemical analysis showed a higher presence of flavonoids and tannins, alkaloids and saponins in addition to a lesser extent. The preliminary microbiological assessment showed that the colony forming units (efu) are within the limits set by the APHA.

Palavras-chave : Xanthium spinosum L.; pharmacognostic study.