Sorengia longifolia subsp. rigidula (Bosc ex Nees) Zuloaga & Morrone

Sorengia longifolia subsp. rigidula (Bosc ex Nees) Zuloaga & Morrone is a synonym sensu Weakley et al., 2011 of:

Coleataenia rigidula (Bosc ex Nees) LeBlond subsp. rigidula, an accepted subspecies name sensu TROPICOS.