Cornus obliqua Raf.
[= Cornus amomum ssp. obliqua]
Annotated by Alverson, E., 2014.

Oregon: Lane County: right (north) bank of the Willamette River adjacent to Valley River Mall, Eugene; ca. 100m upstream from boat ramp. Elev. 120.00 m.
44.0657° N, 123.1056° W,
Uncertainty: 805 meters.
Apparently naturalized and very unlikely to have been planted; associates common in same habitat.

Edward R. Alverson 2014-029, Jun 2014
OSC, Catalog: OSC246233

Cornus obliqua Raf.
[= Cornus amomum ssp. obliqua]
Annotated by Alverson, E., 2014.

Oregon: Lane County: right (north) bank of the Willamette River adjacent to Valley River Mall, Eugene; ca. 100m upstream from boat ramp. Elev. 120.00 m.
44.0657° N, 123.1056° W,
Uncertainty: 805 meters.
Apparently naturalized and very unlikely to have been planted; associates common in the same habitat; fruit bluish-purple.

Edward R. Alverson 2014-037, Sep 4, 2014
OSC, Catalog: OSC246236

Cornus amomum P. Mill.

Oregon: Lane County: One of the Delta Ponds near east bank of Willamette River, Eugene. Elev. 426 ft.
44° 4.3' N, 123° 6.8' W
Shoreline thickets, with Salix, Rubus bifrons, Rumex, Epilobium ciliatum. 3 meter tall shrub, white flowers, damaged by beavers. Phenology: Flowers.

P. F. Zika 25612, Jul 13, 2011
With E. R. Alverson, B. Newhouse
WTU, Accession: 390309

Cornus amomum Mill.
Annotated by Zika, P., 2011.

Oregon: Lane County: one of the Delta Ponds near E bank of Willamette River, Eugene. Elev. 130.00 m.
44.0717° N, 123.1133° W,
Uncertainty: 805 meters.
3 m tall shrub, white flowers.

P.F. Zika 25612, Jul 2011
With E.R. Alverson, B.N. Newhouse
OSC, Catalog: OSC239558