Distribution: Occurring in the Olympic Mountains and in the Cascades east of the crest in Washington; Washington to Oregon.
Habitat: Open, often rocky areas, mid- to high elevations in the mountains.
Flowers: July-August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Butterflies, moths
Taprooted, mat-forming perennial, glandular-hairy throughout.
Leaves crowded, often in threes, 5-10 mm. long and scarcely 1 mm. wide, the margins strongly thickened.
Flowers solitary and sessile at the ends of the stems, often 6-parted; calyx with flat, papery intervals between the herbaceous segments, strongly glandular-hairy, the 5 lobes firm; corolla white, the tube about 1 cm. long, barely longer than the calyx, the 5 lobes about 5 mm. long; filaments short and unequally attached in the corolla tube, style 3-parted, 1-2 mm. long; ovary superior
Capsule 3 celled, with one seed in each cell.
PNW Herbaria: Specimen records of Phlox hendersonii in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Phlox hendersonii checklist entry
OregonFlora: Phlox hendersonii information
E-Flora BC: Phlox hendersonii atlas page
CalPhotos: Phlox hendersonii photos