End hiding here. End hiding here. End hiding here. Mirabilis multiflora is much larger than O. rotundifolius , and has glabrous and glaucous leaves. Flowers in June.
Flowers open before dawn and remain open until mid morning.
Restricted to barren shale outcrops of the Smoky Hill Member of the Niobrara Formation in sparse shrublands or woodlands. Frankenia jamesii is the most commonly associated species. End hiding here. Fremont and Pueblo Cos., in the Arkan-sas River Valley between Pueblo and Canon City.