Hieracium parryi
Parry's hawkweed, Parry's Hawkweed
(c) Michael O'Loughlin, some rights reserved (CC BY) · licence
Family: Asteraceae · Type: Perennial · Native
Hieracium parryi (Parry's hawkweed) is a native California perennial in the Asteraceae family, recognized by dense glandular stickiness and large flower heads diagnostic.
Parry's hawkweed is a California native perennial found in the Klamath Ranges in open woodland and shrubby areas, particularly on serpentine soils, at elevations below 2,000 meters. Flowering from June to July, this plant produces yellow flowers in dense clusters with 30 to 60 individual blooms arranged in flat-topped heads. Growing with erect stems 15 to 50 centimeters tall, it has long, glandular-hairy stems that are simple and upright. Its leaves are lance-elliptic to lanceolate, 3 to 8 centimeters long, predominantly basal and cauline, generally entire and covered with long hairs. The fruit is 2.5 to 3 millimeters long with a white pappus approximately 5 millimeters in length.
Identification and appearance
Key characters: 6 sympatric species; dense glandular stickiness and large flower heads diagnostic
Habitat and range
Habitat: Open woodland, shrubby areas, serpentine soils
Elevation: < 2000 m
Outside California: Oregon
Bloom period
Hieracium parryi blooms Jun-Jul.
How to tell it apart
vs Pilosella: Pilosella has stolons (runners) spreading along the ground; Hieracium lacks these horizontal stems.; vs Daucus: Daucus has umbel flower clusters and carrot-scented foliage; Hieracium has dandelion-like heads and lacks carrot scent.; vs Adelinia: Adelinia has beaked seeds; Hieracium seeds attach directly to pappus without any beak.; vs Heterotheca: Heterotheca has ray and disk flowers (daisy-like); Hieracium has only strap-shaped flowers.; vs Rafinesquia: Rafinesquia has smooth or sparsely hairy stems; Hieracium is densely long-hairy especially below.
Frequently asked questions
Is Hieracium parryi native to California?
Yes. Hieracium parryi is native to California (recorded as native).
When does Hieracium parryi bloom?
Hieracium parryi blooms Jun-Jul.
What plant family does Hieracium parryi belong to?
Hieracium parryi is in the Asteraceae family, genus Hieracium.
What habitat does Hieracium parryi grow in?
Hieracium parryi grows in Open woodland, shrubby areas, serpentine soils.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · Index of California Plant Names · CalPhotos
Last updated 2026-09-30
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.