[060-28] Flowering Plants New to Illinois
Mohlenbrock, Robert H. and Ozment, James E. Flowering Plants New to Illinois 060-28-print
[060-27] Additions to the Grass Flora of Illinois
Mohlenbrock, Robert H. and Ozment, James E. Additions to the Grass Flora of Illinois 060-27-print
[060-24] James Eckart Ozment (1939-1965)
Mohlenbrock, Robert H. James Eckart Ozment (1939-1965) 060-24-print
[061-56] Contributions to a Flora of Illinois No. 3 Lemnaceae
Weik, Kenneth L. and Robert H. Mohlenbrock Contributions to a Flora of Illinois No. 3 Lemnaceae 061-56-print
[061-47] Notes on the Flora of Extreme Southern Illinois
Schwegman, John and Robert H. Mohlenbrock Notes on the Flora of Extreme Southern Illinois 061-47-print
[061-46] New and Unusual Carex Records for Illinois
Mohlenbrock, Robert H. New and Unusual Carex Records for Illinois 061-46-print
[061-06] A Floristic Study of Bell Smith Springs, Pope County, Illinois
Mohlenbrock, Robert H. A Floristic Study of Bell Smith Springs, Pope County, Illinois 061-06-print
[062-15] New and Unusual Grass and Sedge Records for Illinois
Mohlenbrock, Robert H. and John Schwegman New and Unusual Grass and Sedge Records for Illinois 062-15-print
[063-06] Additions to the Illustrated Flora of Illinois. I.
Mohlenbrock, Robert H. Additions to the Illustrated Flora of Illinois. I. 063-06-print
[064-46] The Cyperaceae of Illinois. XII. Carex, Part 1
Evans, Dan K. and Robert H. Mohlenbrock The Cyperaceae of Illinois. XII. Carex, Part 1 064-46-print