Family: Asteraceae (A Utah Flora – Compositae) – Sunflower Family
Shrubs; 3.3' to 4.9' (10 to 15 dm) tall
Leaves: alternate; simple; entire; no hairs; resin-dotted; 0.4” to 5.2” (1 to 13 cm) long, 0.12” to 0.32” (3 to 8 mm) wide
Flowers: 3 to 5 flowers per cluster; small green or white disk flowers, no ray flowers; flowers tubular and perfect; fertile
Pollinators: other genera in this family are pollinated by insects
Fruits: achene – 1 seeded with hard shell
Blooms in Arches National Park: August, September, October
Habitat in Arches National Park: riparian areas, canyon bottoms, seeps and hanging gardens
Location seen: park road mile 0 to 3, Fiery Furnace
Other: The genus name, “Brickellia”, honors Dr. John Brickell (1749-1809), a physician and botanist from Savannah, Georgia. The species name, “longifolia”, means “long-leaved” and refers to the long, narrow leaves which also inspire the common name.
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?
Landscape Arch is the longest arch in Arches National Park, measuring 306 feet from base to base. In 1991, a massive slab of rock fell from its underside, resulting in an even thinner ribbon of rock.