• Double O Arch

    Arches

    National Park Utah

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  • Delicate Arch Viewpoint Inaccessible

    Wolfe Ranch and the hiking trail to Delicate Arch are open, but flood waters and mud have blocked the road to Delicate Arch Viewpoint.

  • Safety in Bear Country

    Black bears have been seen near Devils Garden Campground. Don't lure or feed them. Dispose of trash in designated receptacles; don't leave it in bags or other soft containers. Store food in vehicles or hard containers when not being prepared or consumed.

Hairy Goldenaster (Hispid Goldenaster)

Chrysopsis villosa

Chrysopsis villosa

Synonym: Heterotheca villosa var. hispida

Family: Asteraceae (A Utah Flora – Compositae) – Sunflower Family

Perennial herbs; stems 5.9” to 1.6' (1.5 to 5 dm) tall

Leaves: alternate; simple; has hairs; 0.2” to 2” (0.5 to 5 cm) long, 0.08” to 0.4” (2 to 10 mm) wide

Flowers: yellow ray flowers and yellow disk flowers; flower head appears to be a single flower, but is composed of several flowers (a composite). 10-25 yellow rays are 0.24” to 0.4” (6 to 10 mm) long

Pollinators: other genera in this family are pollinated by insects

Fruits: achene – 1 seeded with hard shell

Blooms in Arches National Park: March, April, May, June, July, August, September, October, November

Habitat in Arches National Park: desert shrub, grassland and pinyon-juniper communities

Location seen: park road mile 0 to 2.5, Fiery Furnace

Other: The genus name, “Chrysopsis”, is from "chrysos" which means "golden," and “opsis” which means “bearing a resemblance or appearance” referring to the golden color of the flower heads. The genus name, “Heterotheca”, is from the Greek “hetero” meaning “different” and “theke” meaning “ovary”, referring to the unlike achenes of the ray and disk florets. The species name, “villosa”, means “soft-hairy” and refers to the gray hairs on the leaves and stems. The variety name, “hispida”, means “rough, with bristly hairs”.

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.

Did You Know?

Graffiti-free Zone

Even though graffiti is prohibited by law, rangers and volunteer groups spend hundreds of hours every year removing it in Arches. Please join us in protecting the park by not leaving your mark. If you discover graffiti in the park, please let us know. Otherwise, make memories, take pictures, but leave no visible trace of your visit. More...