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Lupinus arboreus (Tree lupine)

photo of tree lupine flower
Copyright © 2006 Mary Jo Adams

 

This plant, native to California, has been introduced to the Pacific Northwest and can be found growing along the backshores of beaches and in other sandy areas.  It has a shrubby form and grows to a height of up to 6 feet.  The flowers, present from May to September, are usually yellow but occasionally an alternate form that blooms blue or lilac is seen.  The compound leaves have 5-11 leaflets radiating from a central point like the fingers and thumb of a hand.  Other common names for this species are bush lupine or yellow bush lupine.  It belongs to the pea or legume family.

 

This page was created by Mary Jo Adams on 9/14/06.

 

 

photo of tree lupine

photo of tree lupine leaf

photo of tree lupine