Black Locust, Robinia
Robinia pseudoacacia
Synonyms: Robinia pseudo-acacia, Robinia pseudoacacia var. pyramidalis, Robinia pseudoacacia var. rectissima

Black locust blooming as part of a parking area planting at the Deschutes River State Recreation Area on the east bank of the Deschutes River just above its mouth............May 10, 2012.
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Black locust blooming as part of a parking area planting at the Deschutes River State Recreation Area on the east bank of the Deschutes River just above its mouth............May 10, 2012.
Paul Slichter