Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 45-55

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 237-261

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 297-306

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 307-309

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 310-317

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 318-331

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 332-353

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 368-378

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 388-407

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 408-426

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 427-461

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 462-473

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 474-482

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 483-490

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 491-493

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 494-501

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 502-513

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 514-525

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 526

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 530-533

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 533-537

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 539-673

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 675-691

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 692-701

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 702-727

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 728-759

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 770-780

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 781-793

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 794-805

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 806-818

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 819-867

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 868-871

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 872-885

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 886-888

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 889-891

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 891-900

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 901-904

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 904-906

Published in Annals of the Missouri Botanical Garden, in 1974, in volume 61, pages 906