Silphium terebinthinaceum Jacq. (prairie dock), habit
3.100471
35 mm color slide
Digitized
Photographic image
August 3 1978
Silphium terebinthinaceum Jacq. (prairie dock), habit
Silphium L.
Silphium terebinthinaceum Jacq. (prairie dock)
Asteraceae (aster family)
Plant Habit
Schulenberg Prairie
Silphium terebinthinaceum Jacq. (prairie dock)
Asteraceae (aster family)
Plant Habit
Schulenberg Prairie
Armstrong, Patricia K. (is related to)
The Morton Arboretum, Lisle, IL