Potentilla tridentata Aiton

PLANTS OF ONTARIO, CANADA
THUNDER BAY DISTRICT
Potentilla tridentata Ait on
Dry rocky slopes in grass and Cladonia mats.
McKenzie Road, sloping rocks l/4 mile irom
mouth, 15 miles northeast of Port Arthur.
Highway 17, McGfegor Twp.
No. 1195 Coll. C. E. Garton July 21» 1950
BOTANICAL
NEW YORK BOTANICAL GARDEN
02843899
Det:B.Boivin 1950
Division of Botany, Science Service
Department of Agriculture, Ottawa, Canada.
02843899