Weak arctic sedge
Bitter fleabane
Jacob's ladder
Rough-fruited fairy bells
Slender rush
Ross's sedge
Canada rice-grass
Bog adder's-mouth
Algae-like pondweed
Large coarse perennial grows 3-7' tall in moist, disturbed ground along streams and ditches. White flowers bloom in August and grow in ?umbels? or flat-topped clusters. Leaves are wooly underneath.
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