Chrysothamnus nauseosus Family: Asteraceae (A UtahFlora – Compositae) – Sunflower Family Shrubs; 7.9” to 9.8' (2 to 30 dm) tall Leaves: alternate; simple; entire; 0.24” to 4” (0.6 to 10 cm) long, 0.02” to 0.4” (0.5 to 10 mm) wide Flowers: discoid; 2 to10 yellow disk flowers; flower head appears to be a single flower, but is composed of several flowers (a composite). Flowers are perfect, fertile; 0.24” to 0.48” (6 to 12 mm) long Pollinators: insects Fruits: achene – 1 seeded with hard shell Blooms in ArchesNational Park: June, July, August, September, October, November Habitat in ArchesNational Park: desert shrub and pinyon-juniper communities; thrives in alkali and heavy clay, or in sandy, gravelly soils Location seen:CourthouseTowers, Windows, Fiery Furnace parking lot, SaltValley, park road mile 16, DevilsGarden, DevilsGarden campground Other: The genus name, “Chrysothamnus”, is from the Greek “chrysos” meaning “golden” and “thamos” meaning “a shrub”. The species name, “nauseosus”, means “heavy-scented” referring to the smell of the leaves and the flowers. This family is the most advanced and complex of the dicots. The family is rich in oils and resins and is found in every part of the world, but is infrequent in the tropical rainforest. Aquatic or semi-aquatic species are also uncommon. |
Last updated: January 21, 2022