Description: Herbaceous perennial with woody taproot. Stems ascending, green, slender, 12 - 25 cm (4.7 - 9.8 in.) tall, and covered with orange-yellow resin droplets. Leaves oblong, alternate, sessile, with orange-yellow resin droplets; lower leaves 4 - 6 mm (0.2 in.) long, upper ones small and
bract-like. Inflorescence a radiate head. Ray florets 7 - 8, blue or blue-violet; disk florets 15 - 20, yellow. Fruit an achene. Time of flowering: July to August.
Habitat: Open mixed conifer forest. Potential habitat includes a large area of Aztec sandstone in the Red Rock escarpment. Known to occur in crevices of sandstone outcrops with ponderosa pine. Elevations: 1,800 - 1,950 m (6,000 - 6,500 ft).
Range: Endemic to the Red Rock Canyon area in the Spring Mountains, Clark County, Nevada. Known from a single population in the Red Rock Canyon National Recreation Area.
Comments: The species name caelestis means belonging to or coming from heaven.