Mentzelia memorabilis, the nine-eleven blazingstar, is a shrub-like perennial endemic to the Uinkaret Plateau in Mohave County, Arizona, and adjacent Washington County, Utah. This is a species of conservation concern throughout its range.
Nine-eleven blazingstar can be found between 1400 and 1700 meters in elevation growing on gypsiferous outcrops of the Harrisburg formation.
References
Flora of North America Species Description
External links Herbarium Specimen of Mentzelia memorabilis;