Wolffia columbiana H.Karst.

• Region

  North America

• Country

  United States of America

• State/Province

  Oregon

• County/Municipio

  Clatsop Co.

• Locality

  S end of Smith Lake, near junction of Ridge Road and Columbia Beach Road

• Elevation

  Alt. 10 m. (33 ft.)

• Coordinates

  46.13, -123.935

• Location Notes

  [US & Canada]

• Distribution

  Map all specimens of this taxon

No botanical uses.

NEW YORK BOTANICAL GARDEN
03700858
CLATSOP COUNTY, OREGON ^'
Wolffia columbiana H. Karsten Lemnaceae
Common, fronds globose, floating aquatic
with Spirodela, Landoltia, Wolffia
brasiliensis, and small amounts of Lemna
minor, S end of Smith Lake, near junction
of Ridge Road and Columbia Beach Road,
elev. 10 m, 46° 8' N, 123° 56.1' W
Coll. Peter F. Zika 23284 26 July 2007
03700858