Hydrastis canadensis L.

Ada Hayden Herbarium
Iowa State University
Flora of Iowa
Hydrastis canadensis L.
Lee County: T68N R7W Section 32 SW4 NE4 NE4 SW4
UTM (15T, NAD27): 610700 East, 4499985 North
A short slope in a deciduous forest occurs south of 118th Avenue (a dirt road)
and north of a sunken former railroad bed. This site is on the Southern Iowa
Drift Plain.
200+ plants are in bud, bloom (the stamens have white filaments) or have fruits
on the slope. Plants occur as individuals or in small groups. The collection site
is at the base of the slope and north/northeast-facing (dominated by Ulmus
rubra [most less than 6 inches in diameter] and Celtis occidentalism. The plants
are found on both sides of the Shimek State Forest boundary fence. Hydrastis
canadensis is associated with Caulophyllum thalictroides. Hvdrophvllum
virainianum. Parthenocissus quinauefolia. Phlox divaricata. Prunus virginiana
and Rosa multiflora.
MarkJ. Leoschke2130
April 27, 2001
02752925