Wolffia columbiana H.Karst.

No botanical uses.

4
MARSH PLANT SURVEY OF CALIFORNIA
Wolffja columbiana Karsten (992) mixed in
one collection -with Wolffia cylindracea
Hegelm. (992a).
fan v0*\
'botanical
Irrigation ditch, 2 miles west of Clovis on
road to Cameo,
Fresno County.
Malcolm A. Nobs 992 «
S. Galen Smith 992«».	July 14, 1949
California Division of Fish and Game, Federal Aid in 'Wildlife Restoration, Project 20-R,
in Cooperation with the Herbarium of the Uifivertity of California
22618 2-BO 6M SPO
03700864