This grows prolifically along highways here, and has clouds of white (seeds or flowers, which?) ready to disperse in mid to late fall. Narrow oblong leaves on shrubs usually 5-10 feet tall and wide. What is it?
SOLVED: Maryland wild shrub
TomH3787 Raleigh, NC(Zone 7b) Mar 16, 2017
Baccharis halimifolia (the white fluffy bits are the seeds).