Published in Contributions from the University of Michigan Herbarium, in 1972, in volume 9, pages 523-638

Created: 2017-10-18, modified: 2017-10-18

Published in Contributions From The University of Michigan Herbarium, in 1972, in volume 9, issue 4, pages 359-484

Created: 2016-07-11, modified: 2016-07-11

Published in Contributions From The University of Michigan Herbarium, in 1972, in volume 9, issue 5, pages 485-493

Created: 2016-07-11, modified: 2016-07-11

Published in Contributions From The University of Michigan Herbarium, in 1972, in volume 9, issue 6, pages 495-506

Created: 2016-07-11, modified: 2016-07-11

Published in Contributions from the University of Michigan Herbarium, in 1972, in volume 9, issue 7, pages 507-522

Created: 2016-07-11, modified: 2016-07-11