• Double O Arch


    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. More »

Showy Rushpink (Skeletonweed; Arizona Rushpink)

Lygodesmia grandiflora

Lygodesmia grandiflora var. arizonica

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

Perennial herbs; milky juice; stems 2.4” to 1.6' (0.6 to 5 dm) tall

Leaves: alternate or mainly basal and still alternate; simple; can have hairs; 0.2” to 4” (0.5 to 10 cm) long or more, 0.04” to 0.2” (1 to 5 mm) wide

Flowers: flowers are all raylike; 5 to 10 rays are pink, purple, or rarely white; 0.8” to 1.6” (2 to 4 cm) long

Pollinators: insects

Fruits: achene – 1 seeded with hard shell

Blooms in Arches National Park: May, June, July

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

Location seen: park road near Petrified Dunes, park road mile 7, west boundary of park

Other: The genus name, “Lygodesmia”, is from the Greek “lygodes” which means “willow-like” and "desmos" which means “band, chain, or bundle”. The species name, “grandiflora” , means “large flower” and the variety name, "arizonica" , means “of or from Arizona ” relating to its range.

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...