NPSpecies

This species was reported by G. V. Davis in 1959, C. K. Olmsted and J. M. Perez in 1986, and collected by Bonnie Heidel in 2003-2004.; Data Source: Heidel (2004).

Data Source: Bonnie Heidel, cited in Heidel (2004).

Park Species Detail: Uncommon in graminoid community dominated by needle-and-thread grass, blue gramma, and threadleaf sedge, but becoming more common on upland sites where the plant communities are weedy. Bonnie identified this species as Descurania pinnata var. osmiarum (see ITIS)., Park Species Data Source: Collected by Bonnie Heidel (BH 2552) during a floristic inventory conducted in 2003-2004 (Heidel, 2004).