[Phlox West of the Cascade Mountains of Oregon and Washington]

Spreading Phlox

Phlox diffusa

Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis

Spreading Phlox: Phlox diffusa

Spreading phlox as seen sprawling across the ground atop Hurricane Hill in Olympic National Park.........July 25, 2008.

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Flower of Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

A close-up of the spreading corolla lobes of spreading phlox as seen on dry slopes above the Illinois River to the southwest of Selma, OR........April 5, 2009.

Spreading Phlox: Phlox diffusa - Spreading Phlox: Phlox diffusa

Close-up of the spreading corolla lobes and a sideview of the upper stem leaves and calyx of spreading phlox as seen on dry slopes above the Illinois River to the southwest of Selma, OR........April 5, 2009. Note the spiny tips to the leaves. The leaves of the Siskiyou plants seem to feel sharper and the stems feel stiffer than those of the alpine plants found further north in the Olympics and Cascade Mountains.

Spreading Phlox: Phlox diffusa

A broad cushion of spreading phlox as seen on dry slopes above the Illinois River to the southwest of Selma, OR.........April 5, 2009.

Spreading Phlox: Phlox diffusa - Spreading Phlox: Phlox diffusa

Two views of spreading phlox as seen on dry slopes above the Illinois River to the southwest of Selma, OR........April 5, 2009.

Close-up of a flower of Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading phlox as seen at the Rough and Ready Botanical Wayside in southwestern Oregon.......April 29, 2012.

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading phlox as seen along the summit ridge of Saddle Mountain in the Coast Range of northwestern Oregon...........May 2, 2016.

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading phlox observed at the King Mountain Rock Garden ACEC of northeastern Josephine County, OR............June 11, 2017.

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading phlox as seen at left atop Saddle Mountain in the Coast Range of northwestern Oregon........June 14, 2009. The photo at right shows spreading phlox as observed atop Big Red Mountain, Siskiyou Crest, Rogue River-Siskiyou National Forest.......July 14, 2020.

Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis) - Spreading Phlox: Phlox diffusa (Synonyms: Phlox diffusa ssp. diffusa, Phlox diffusa ssp. longistylis, Phlox diffusa var. longistylis)

Spreading phlox as seen at left on the open slopes to the east of Upper Bigelow Lake, Siskiyou National Forest...........July 14, 2012. The photo at right shows spreadng phlox at the Rough and Ready Botanical Wayside south of Cave Junction, OR......April 22, 2021.

Paul Slichter