[Lupines: The Genus Lupinus West of the Cascade Mountains of Oregon and Washington]

Tree Lupine, Yellow Bush Lupine

Lupinus arboreus

Tree Lupine, Yellow Bush Lupine: Lupinus arboreus

Yellow bush lupine as seen along the shoreline at Hatfield Marine Science Center, Newport, OR....................October 7, 2009. This shrubby lupine has woody tissue which allows it to persist through the winter rather than dieing back to the ground. As noted by the name, the flowers of this species are yellowish.

Leaf of Tree Lupine, Yellow Bush Lupine: Lupinus arboreus

Close-up of the palmately compound leaf of yellow bush lupine as seen along the shoreline at Hatfield Marine Science Center, Newport, OR....................October 7, 2009.

Paul Slichter