Coefficient of Conservatism:
Coefficient of Wetness:
R. W. Smith
Disturbed areas, roadsides.
Included here are plants that have been identified as A. pectiniforme and A. desertorum in Michigan. These are drought-tolerant perennials that have been extensively hybridized for agricultural use in the West. First collected in 1939 in Washtenaw Co., but surely only a transient element of our flora.
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 15, 2017. http://michiganflora.net/species.aspx?id=1991.