Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 1-82

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 83-93

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 95-111

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 113-135

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 137-166

Published in Contributions from the University of Michigan Herbarium, in 2007, in volume 25, pages 167-170

Published in Contributions from the University of Michigan Herbarium, in 2007, in volume 25, pages 171-177

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 179-189

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 199-205

Published in Contributions from the University of Michigan Herbarium, in 2007, in volume 25, pages 207-211

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 225-230

Published in Contributions from the University of Michigan Herbarium, in 2007, in volume 25, pages 231-234

Published in Contributions From The University of Michigan Herbarium, in 2007, in volume 25, pages 235-239