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

Field Lupine, Small-flowered Lupine

Lupinus micranthus

Synonyms: Lupinus bicolor var. micranthus, Lupinus polycarpus

Note: Both Oregon and Washington list this as Lupinus bicolor, but this taxon has different flower structure, so I've listed it separately here.

Close-up sideview of the flower and calyx of Field Lupine, Small-flowered Lupine: Lupinus micranthus (Synonyms: Lupinus bicolor var. micranthus, Lupinus polycarpus)

Close-up sideview of the calyx and corolla of small-flowered lupine as seen on Bayocean Spit at the west side of Tillamook Bay.........June 13, 2010.

Field Lupine, Small-flowered Lupine: Lupinus micranthus (Synonyms: Lupinus bicolor var. micranthus, Lupinus polycarpus) - Developing pod of Field Lupine, Small-flowered Lupine: Lupinus micranthus (Synonyms: Lupinus bicolor var. micranthus, Lupinus polycarpus)

Additional close-ups of the flowers and developing seed pod of small-flowered lupine as seen on Bayocean Spit at the west side of Tillamook Bay........June 13, 2010.

Field Lupine, Small-flowered Lupine: Lupinus micranthus (Synonyms: Lupinus bicolor var. micranthus, Lupinus polycarpus)

Small-flowered lupine blooming along the road along the south side of Nob Hill Park, St. Helens, OR..........April 3, 2016.
Paul Slichter