[The Parsley Family West of the Cascade Mountains of Oregon and Washington]

American Silvertop, American Glehnia

Glehnia littoralis ssp. leiocarpa

Synonym: Glehnia littoralis

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop blooming atop a dune at Bay Ocean Spit, western edge of Tillamook Bay, Oregon coast........June 19, 2010.

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop blooming on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast........May 22, 2009.

Inflorescence of American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis) -- Lower surface of the leaf of American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

Close-ups of the inflorescence and ventral leaf surface of american silvertop blooming on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast.........May 22, 2009.

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis) -- American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop blooming on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast.........May 22, 2009.

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop blooming on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast.........April 27, 2015.

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop blooming on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast.........May 22, 2009.

American Silvertop, American Glehnia: Glehnia littoralis ssp. leiocarpa (Synonym: Glehnia littoralis)

American silvertop seen on sand dunes at Bayocean Spit in Tillamook Bay, Oregon coast.........April 16, 2017.

Paul Slichter