You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Big Rapids Twp. Sec. 24 SE1/4, T15N, R10W Muskegon River at NE end of gravel pit. Remove constraint Place: Big Rapids Twp. Sec. 24 SE1/4, T15N, R10W Muskegon River at NE end of gravel pit. Place Michigan Remove constraint Place: Michigan Topic Asteraceae Remove constraint Topic: Asteraceae Topic Asterales Remove constraint Topic: Asterales Topic Helenium Remove constraint Topic: Helenium Topic Magnoliopsida Remove constraint Topic: Magnoliopsida Topic Plantae Remove constraint Topic: Plantae