Published in The Festivus, in 2016, in volume 48, issue 1, pages 4-16

Created: 2024-10-06, modified: 2024-10-06

Published in Rhodora, in 1937, in volume 39, pages 31-2

Created: 2014-06-16, modified: 2016-07-26

Published in The Wilson Bulletin, in 1960, in volume 72, issue 2, pages 156-181

Created: 2016-12-04, modified: 2016-12-04

Published in Annals of the Missouri Botanical Garden, in 1923, in volume 10, pages 369-384

Created: 2010-01-08, modified: 2015-12-16

Published in Zoosystema, in 1998, in volume 20, issue 3, pages 499-504

Created: 2018-06-24, modified: 2020-05-07

Published in Rhodora, in 1958, in volume 60, issue 715, pages 177-204

Created: 2014-06-16, modified: 2016-07-26

Published in Journal of The East Africa Natural History Society and National Museum, in 1966, in volume 25, issue 3(112), pages 227-230

Created: 2016-10-03, modified: 2016-10-03

Published in Torreya, in 1941, in volume 41, issue 3, pages 88-102

Created: 2022-12-12, modified: 2022-12-12

Published in Torreya, in 1939, in volume 39, issue 1, pages 18-24

Created: 2022-12-14, modified: 2022-12-14

Published in Torreya, in 1940, in volume 40, issue 6, pages 213-218

Created: 2022-12-12, modified: 2022-12-12

Published in The Wilson Bulletin, in 2004, in volume 116, issue 1, pages 69-73

Created: 2016-12-04, modified: 2016-12-04