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Arches National Park
Western Stickseed
Lappula occidentalis

Lappula occidentalis

Family: Boraginaceae – Borage Family

Annual herbs; 6” to 1.2' (15 to 35 cm) tall

Leaves: alternate; simple; has hairs; 0.4” to 1.2” (1 to 3 cm) long

Flowers: small; 5 lobed blue corolla 0.12” to 0.16” (3 to 4 mm) long with a rather short tube; sepals 5 parted; 5 stamens; flowers in the axils of the bracts

Pollinators: other genera in this family are pollinated by insects

Fruits: 4 nutlets with a row of barbed prickles

Blooms in Arches National Park: March, April, May

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

Location seen: widespread; Windows, Broken Arch trail

Other: The genus name, “Lappula”, comes from the Latin name, “lappa”, which means “a bur”. The species name, “occidentalis”, means “from the west”.

Desert Bighorn Sheep  

Did You Know?
Once feared of becoming extinct, desert bighorn sheep are making a tentative comeback in southeast Utah due to reintroduction efforts by the National Park Service. There are roughly 75 sheep in Arches, and animals are often sighted near the visitor center.
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Last Updated: July 18, 2007 at 20:02 EST