=Wood Anemone, Anemone quinquefolia.=

36a. Segments of the leaf broadly wedge-shape or ovate; flowers
white (4-8 dm. high) --37.

36b. Segments of the leaf linear-oblong; flower red, greenish, or
white; plants growing on the shores of the Great Lakes
=Anemone, Anemone multifida.=

37a. Segments of the basal leaves wedge-lanceolate; head of fruit
cylindric =Anemone, Anemone cylindrica.=

37b. Segments of the basal leaves ovate-lanceolate; head of fruit ovoid
or oblong =Anemone, Anemone virginiana.=

38a. Stem-leaves present --9b.

38b. Leaves all basal (1-2 dm. high; leaves 3-divided; flowers
white, in early summer) =Gold-thread, Coptis trifolia.=

39a. Flowers numerous, in branching panicles (Meadow Rue) --40.

39b. Flowers numerous, in racemes --43.

39c. Flowers solitary or few, in loose clusters; woodland plants
blooming in early spring (1-3 dm. high; flowers white to purple)
--45.

40a. Blooming in spring; stem-leaves with obvious petioles (3-7 dm.
high; flowers white or greenish)
=Meadow Rue, Thalictrum dioicum.=

40b. Blooming in late spring or summer, stem-leaves sessile or
nearly so (8-15 dm. high; flowers white) --41.

41a. Filaments club-shape, approximately as wide as the anther
=Meadow Rue, Thalictrum polygamum.=

41b. Filaments slender or thread-like --42.

42a. Leaves minutely pubescent beneath, but not glandular
=Meadow Rue, Thalictrum dasycarpum.=

42b. Leaves minutely glandular beneath
=Meadow Rue, Thalictrum revolutum.=

43a. Racemes slender, 10-90 cm. long (8-15 dm. high; flowers white, in
summer) =Bugbane, Cimicifuga racemosa.=

43b. Racemes short and stout, 3-8 cm. long (4-8 dm. high; flowers white,
in late spring) (Baneberry) --44.

44a. Berries white; pedicels strongly thickened at maturity
=Baneberry, Actaea alba.=

44b. Berries red; pedicels slender =Baneberry, Actaea rubra.=

45a. Flowers white; stem-leaves alternate
=Isopyrum, Isopyrum biternatum.=

45b. F