Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 5-13
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 14-34
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 35-44
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 45-59
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 60-103
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 104-134
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 135-143
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 144-158
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 270-301
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 302-350
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 351-372
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 458-477
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 478-515
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 517-522
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 523-549
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 569-582
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 583-602
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 603-623
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 624-656
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 657-668
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 694-712
Published in Annals of the Missouri Botanical Garden, in 2001, in volume 88, pages 713-734