Tordylium, género de Apiaceae adventicio en la República Argentina

Resumen

Tordylium, genus of Apiaceae adventive in the Argentine Republic. The purpose of this note is report for first time the genus Tordylium L. (Apiaceae) in Argentina, based on Tordylium maximum L. A brief description and illustration of the genus and species are provided as well as a key to distinguish Tordylium from related genera of Apiaceae present in Argentina.