Caulophyllum
thalictroides Michx. BLUE COHOSH. "Goat Island. Abundant," Day
(1888). Ontario, Queen Victoria Park, Panton (1890). Ontario, Niagara Park
System, Cameron (1895). Ontario: Niagara Glen, W. W. Judd, May 13, 1937, W. W.
Judd, Herb.; Niagara Gorge north, rocky soil, Miller (17), April 25, 1949;
Niagara Glen, damp soil, Miller (56), April 23, 1952; Whirlpool, Niagara, J.
Fowler, April 26, 1902; sight record (Soper) #244, Niagara Glen, Heimburger
(1955). "... covers the floor of a large part of the Glen," Hamilton
(1943). ).
"[Niagara] Glen," sight record, Yaki (1970).
New York: City
of Niagara Falls. Cayuga Island, LaSalle section of city. [no
collector] Apr. 24, 1898 (BUF).
Ontario:
Niagara Glen, Osborne, May 1969 (NFO); Whirlpool Ravine woods in the gorge of the
Niagara River: moist woods of Acer saccharum. Basal woods margins. P. M. Eckel 8604094 June 10, 1986(BUF).