2005) were Eragrostis trichodes, Heterotheca camporum, Ambrosia psilostachya, Rhus aromatica, and Opuntia humifusa.
2005) reported 17 species in their study plots of the mature dry sand prairie, with Ambrosia psilostachya, Opuntia humifusa, Schizachyrium scoparium and Dichanthelium villosissimum having the highest importance values.
These slopes presently contain a disturbed dry sand prairie having high species diversity, including some taxa commonly associated with mature dry sand prairies: Ambrosia psilostachya
, Dichanthelium villosissimum, Opuntia humifusa, and Schizachyrium scoparium.
The most common NRF species are Ambrosia psilostachya
(western ragweed), Vernonia baldwinii (western ironweed), Achillea millefolium (yarrow), and Oxalis dillenii (woodsorrel).
The most important forbs were Commelina erecta, Lesquerella lindheimeri, Nothoscordum bivalve, Ambrosia psilostachya
, and Desmanthus virgatus.