(Parry’s Lousewort)


Pedicularis parryi ssp. parryi, Hoosier Pass, Park Co. 5454


Pedicularis parryi ssp. parryi, Hoosier Pass, Park Co. 5447


Pedicularis parryi ssp. parryi, Hoosier Pass, Park Co. 5451

Scientific Name Pedicularis parryi ssp. parryi USDA PLANTS Symbol PEPAP4
Common Name Parry's Lousewort ITIS Taxonomic Serial No. 524417
Family Orobanchaceae (Broomrape), formerly Scrophulariaceae SEINet
Description Life zones and habitat: Subalpine to alpine; mountain and alpine meadows.
Plant: Erect perennial 4 to 24 inches tall; cluster of several reddish stems.
Leaves: Mostly basal leaves 1-1/4 to 6 inches long, pinnatfid (fern-like) with teeth along edges of the lanceolate lobes.
Inflorescence: A dense spike-like raceme 2 to 10 inches long of 5 to 50 flowers with pale yellow to white two-lipped corollas, the upper lip hooded and the lower lip with 3 lobes; green calyx with reddish-purple streaks and 5 pointed lobes; green bracts just below with 1 or 2 pairs of narrow linear lobes.
Bloom Period: July and August.
References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel, Flora of North America and SW Colorado Wildflowers.
Note: The plants here are thought to be ssp. parryi because of their location (above 12000 ft.), lack of stem leaves and entire bract margins (except for the lobes).
BONAP Distribution Map

Map Color Key
Colorado Status:

© Tom Lebsack 2024

Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County