Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
Habitat: Exposed rocky slopes and stream banks from middle elevations to the alpine.
Flowers: June-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
Strongly tufted, matted perennial, the flowering stems 10-30 cm. tall, slender and terete.
Leaf bases with sheaths 1-4 cm. long, the uppermost with a slender, terete blade 3-6 cm. long; lower sheaths bladeless, or with bristle-like blades less than 1 cm. long.
Flowers 1-3, clustered but borne singly, each subtended by two brownish, ovate, membranous bractlets; involucral bract 2-4 cm. long, terete, erect, sharp-pointed, imitating the stem; outer 3 perianth segments 6-7 mm. long, lanceolate-acuminate, the inner 3 slightly shorter, acute to rounded; stamens 6.
Capsule slightly exceeding the perianth, acute.
Publication: Transactions of the Academy of Science of St. Louis 2: 446-447. 1866.
Juncus hallii Engelm., misapplied [FNA22, HC, HC2]
PNW Herbaria: Specimen records of Juncus parryi in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Juncus parryi checklist entry.
OregonFlora: Juncus parryi information.
E-Flora BC: Juncus parryi atlas page.
CalPhotos: Juncus parryi photos.
USDA Plants: Juncus parryi information.
