Within this article on Phlox douglasii is a key to the cushion-forming Phlox spp. of Oregon:
http://www.npsoregon.org/kalmiopsis/kalmiopsis17/locklear.pdf
Within this article on Phlox douglasii is a key to the cushion-forming Phlox spp. of Oregon:
http://www.npsoregon.org/kalmiopsis/kalmiopsis17/locklear.pdf
Interesting article. I guess I never really thought about the ancestry of the P. douglasii hybrids before.
The key is nice to have, I find the western Phlox a hard bunch to differentiate.