Cyperus difformis L.

CURRY COUNTY, OREGON
Cyperus difformis L. Cyperaceae
Common annual, damp sunny sand bar, with
Salix sitchensis, S. hindsiana, Cyperus
strigosus, C. erythrorhizos, C. squarrosus,
C. bipartitus, Leersia, Eragrostis
pectinacea, N bank of Rogue River, near
mouth of Missouri Creek, river mile 43.5,
over sedimentary rock; elev. 125 m, 42°
42.3' N, 123° 49.4' W
Coll. Peter F. Zika 25395 25 August 2010
02806796