Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 1-106

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 107-115

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 117-121

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 139-147

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 149-191

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 193-201

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 203-205

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 207

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 209-231

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 233-238

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 255-268

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 269-287

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 289-299

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 301-316

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 317-321

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 323-336

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 337-340

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 341-351

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 353-376

Published in Annals of the Missouri Botanical Garden, in 1948, in volume 35, pages 377-406