Resumen

SLANIS, Alberto Carlos  y  BULACIO, Eva del V.. Commelina fasciculata subsp. chacoensis (Commelinaceae), a new taxon from Argentina. Darwiniana [online]. 2007, vol.45, n.1, pp. 88-91. ISSN 1850-1702.

Commelina fasciculata subsp. chacoensis, from the Tucumán and Salta provinces (Argentina), is described and illustrated. It differs from the type subspecies by its habitat, tuberose roots, and the color of petals, filaments, staminodia and style.

Palabras llave : Argentina; Commelina; Commelinaceae; Taxonomy.