General:
Tufted perennial herb or subshrub from a taproot; stems numerous, slender, ascending or loosely erect, hairy or glandular or glandular-hairy, 5-15 cm tall.

Leaves:
Opposite, firm, linear, 5-13 mm long, 0.5 mm wide, rigidly sharp-pointed at the tip, often inconspicuously fringed with short hairs towards the base.

Flowers:
Inflorescence usually of single, short-stalked or stalkless flowers at the ends of the branches; corollas white to pink, pale blue or mauve, the tube 8-14 mm long, spreading to five wide lobes 7-10 mm long; calyces usually glandular, the 5 teeth narrow, thickened.

Fruits:
Capsules, ellipsoid, 3-chambered, few-seeded. vol4_2

Source:  The Illustrated Flora of British Columbia

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Illustration Source:  The Illustrated Flora of British Columbia

Synonyms and Alternate Names:
Phlox caespitosa subsp. eucaespitosa Brand
Phlox douglasii Hook.
Phlox douglasii subsp. eudouglasii Brand