Distribution: Occurring west of the Cascades crest in southwestern Washington; southwestern Washington to northwestern Oregon.
Habitat: Moist basaltic slopes, cliff faces, in coniferous forests along streams, or in alpine meadows.
Flowers: April-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Endangered in Washington (WANHP)
Pollination: Bumblebees
Glabrous to glandular-pubescent, scapose, perennial herbs with fibrous roots, the scapes erect, simple, 10-45 cm. tall.
Leaves all basal, 2.5-30 cm. long and 0.7-7 cm. wide, petiolate, the petiole winged; leaf blade narrowly to broadly elliptic or ovate, tapering to petiole, entire to dentate or denticulate.
Inflorescence a 1- to 7-flowered umbel, with lanceolate bracts 2.5-10 mm. long; pedicles 0.5-4.5 cm. long; calyx green, 5-11 mm. long, 5-lobed, the tube 1.5-2 mm. long; corolla tube white with purplish, wavy ring, the 5 lobes magenta, 15-20 mm. long, strongly reflexed; stamens 5, opposite the petals; filaments distinct, dark maroon, 0.5-1.8 mm. long; stigma not enlarged compared to style.
Capsules greenish to tannish with purple speckles, ovoid, 6-16 mm. long, glabrous.
PNW Herbaria: Specimen records of Primula austrofrigidum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Primula austrofrigidum checklist entry
OregonFlora: Primula austrofrigidum information
E-Flora BC: Primula austrofrigidum atlas page
CalPhotos: Primula austrofrigidum photos