Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 1-52

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 53-81

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 83-128

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 129-144

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 145-226

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 227-388

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 389-392

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 393-398

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 405-406

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 411-486

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 487-498

Published in Annals of the Missouri Botanical Garden, in 1929, in volume 16, pages 499-514