Family: Polygonaceae – Buckwheat Family
Annual or perennial herbs; 3.15” to 4.3' (0.8 to 13 dm) tall
Leaves: basal; simple; entire to wavy or curled; has hairs; 0.16” to 1.2” (4 to 30 mm) long and that wide or wider
Flowers: 0 petals; 3+3 yellow or reddish petaloid sepals; 9 stamens; 1 pistil; small flowers in clusters; flowers 0.04” to 0.1” (1 to 2.5 mm) long
Pollinators: other Eriogonum species are pollinated by bees
Blooms in Arches National Park: April, May, June, July, August, September, October, November
Habitat in Arches National Park: desert shrub, grassland and pinyon-juniper communities; can be found on alluvial sand and gravel deposits, sandstone and siltstone formations and in the Mancos Shale, Morrison Formation, Chinle Formation and Moenkopi Formation
Location seen: all along park road, park road mile 0 to 2.5, Courthouse Towers, park road south of Balanced Rock near mile 8, Delicate Arch Viewpoint trail
Other: The genus name, “Eriogonum”, means “woolly knee” and refers to the hairs located at the swollen joints of many species of this genus. The species name, “inflatum”, means “inflated” and refers to the shape of the stem.
This family's scientific name, “Polygonaceae”, is derived from the Greek words "poly" which means "many" and "goni" which means "joint", a reference to many species that have swollen nodes or joints.
Last updated: March 20, 2022