1. Bracts appressed, at most the tips arching outwards, strongly imbricate at maturity; spikes rather dense, not interrupted at maturity; perianth segments wingless or with a narrow erose wing.
1. Bracts spreading to reflexed from the base, not imbricate at maturity; spikes at maturity interrupted at least in proximal 1/2; perianth segments usually with membranous wing.
Citation:
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. April 3, 2025
https://mifloradev.lsa.umich.edu/flora-demo/#/genus/Salsola