Perennial. Moist woods and thickets. Ontario to Minnesota, south to Florida and Texas. Rare in northern Ohio. May.
Fibrous and bearing small tubers.
Erect, slender, branching above.
Basal leaves ternately compound, long-petioled; the ultimate segments obovate, obtuse, lobed, or divided; stem-leaves similar but sessile or short-petioled.
Several, white, terminal and axillary, one-half to three-fourths of an inch across.
Of five petaloid sepals, oblong, acute, or obtuse.
Of many carpels, forming a head of follicles in fruit; each follicle many-seeded and long-beaked.
False Rue-Anemone. Isopyrum biternatum After Gray's " Genera Plantae Americae"
Isopyrum so greatly resembles Meadow Rue Anemone that it is sometimes called False Rue-Anemone, but the little plant is quite worthy a name of its own. Its botanic name is of Greek derivation, but without significance so far as we know.