The presence of Gloxinia gymnostoma Griseb. and Gloxinia nematanthodes (Kuntze) Wiehler for NW Argentina is reviewed. The first, has been previously cited with mixed materials and in consequence, with incorrect delimitation. Geographical distribution, morphological differences and pollen grain characters between both Argentinian entities of Gloxinia, are briefly pointed out. G. gymnostoma is here lectotypified.
Article is in Spanish with and English abstract.