''Phlox longifolia'', the longleaf phlox, is a species of flowering plant in the family

Polemoniaceae The Polemoniaceae (Jacob's-ladder or phlox family) are a family of flowering plants consisting of about 27 genera with 270–400 species of annuals and perennials native to the Northern Hemisphere and South America, with the center of diversity ...

. It is native to British Columbia and the western and west-central United States, but is absent west of the Cascades. A perennial subshrub reaching but usually shorter, it is typically found in dry, open situations such as slopes, rocky areas, and plains.

References

longifolia Flora of British Columbia Flora of the Northwestern United States Flora of the Southwestern United States Flora of the South-Central United States Plants described in 1834 {{Polemoniaceae-stub