1. Leaves obscurely to definitely toothed, broadly oblanceolate to elliptic; disk florets 9–20.
S. asteroides
1. Leaves entire, narrowly oblanceolate to linear; disk florets 5–10.
S. linifolius
All species found in Sericocarpus
Citation:
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. January 25, 2021. https://michiganflora.net/genus.aspx?id=Sericocarpus.