Apiaceae Lomatium parryi

Multiple images of tiny yellow flowers growing in clumps.

Lomatium parryi

Family: Apiaceae (A Utah Flora – Umbelliferae) - Carrot or Parsley Family

Perennial herbs from taproots; some strongly aromatic; stems usually stout, furrowed, with hollow internodes; 3.2” to 1.3' (8 to 40 cm) tall

Leaves: basal; compound; can have hairs; leaflet including leaf stalk is 4” to 16” (10 to 40 cm) long

Flowers: 5 small yellow (turn white with age) petals; 5 sepals or lacking; 5 stamens; 1 pistil; 2 styles; bisexual; small yellow flowers in clusters (compound umbel); flower cluster 0.6” to 1.2” (1.5 to 3 cm) wide.

Pollinators: other Lomatium species are pollinated by insects

Fruits: schizocarp; flat and wide with lateral wings – splits into 2 halves, each 1 seeded

Blooms in Arches National Park: February, March, April

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

Location seen: Devils Garden trail on primitive loop, Fiery Furnace

Other: The genus name, “Lomatium”, comes from the Greek "loma" for "bordered or fringed" and refers to the prominent winged fruits. The species name, “parryi”, honors Charles Christopher Parry (1823-1890), the first official botanist for the U.S. Department of Agriculture and a collector with the Pacific Railway Survey.

The family identification depends on anatomical details of fruits and seeds.

Last updated: December 30, 2022

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