Published in Biol Bull, in 1949, in volume 97, pages 44-50
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1556776,60,60)
Published in Biol Bull, in 1949, in volume 97, pages 51-56
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/43647384,60,60)
Published in Gardens' Bulletin Singapore, in 1967, in volume 22, issue 2, pages 173-185
Created: 2018-12-17, modified: 2018-12-17![](https://www.biodiversitylibrary.org/pagethumb/1530033,60,60)
Published in Biol Bull, in 1950, in volume 99, pages 88-111
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/43684900,60,60)
Published in Gardens' Bulletin Singapore, in 1964, in volume 20, issue 4, pages 361-368
Created: 2018-12-17, modified: 2018-12-17![](https://www.biodiversitylibrary.org/pagethumb/43684926,60,60)
Published in Gardens' Bulletin Singapore, in 1964, in volume 20, issue 4, pages 381-386
Created: 2018-12-17, modified: 2018-12-17![](https://www.biodiversitylibrary.org/pagethumb/1547774,60,60)
Published in Biol Bull, in 1962, in volume 122, pages 431-438
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1555732,60,60)
Published in Biol Bull, in 1952, in volume 103, pages 97-103
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1557913,60,60)
Published in Biol Bull, in 1982, in volume 163, pages 172-187
Created: 2010-01-07, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/32226055,60,60)
Published in American Fern Journal, in 1987, in volume 77, pages 107-108
Created: 2017-04-23, modified: 2017-04-23![](https://www.biodiversitylibrary.org/pagethumb/1561109,60,60)
Published in Biol Bull, in 1953, in volume 104, pages 68-74
Created: 2010-01-06, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/52350491,60,60)
Published in Gulf Research Reports, in 1977, in volume 6, issue 1, pages 77-78
Created: 2017-01-30, modified: 2017-01-30![](https://www.biodiversitylibrary.org/pagethumb/57427606,60,60)
Published in Arquivos Do Museu Nacional, in 1958, in volume 46, pages 9-32
Created: 2019-01-07, modified: 2019-01-07![](https://www.biodiversitylibrary.org/pagethumb/1494674,60,60)
Published in Biol Bull, in 1987, in volume 172, pages 155-160
Created: 2010-01-07, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/7465597,60,60)
Published in Botanical Museum Leaflets, Harvard University, in 1967, in volume 21, pages 289-324
Created: 2016-02-07, modified: 2016-07-26![](https://www.biodiversitylibrary.org/pagethumb/16159629,60,60)
Published in Annals of the Missouri Botanical Garden, in 1972, in volume 59, pages 382-416
Created: 2010-01-08, modified: 2015-12-16![](https://www.biodiversitylibrary.org/pagethumb/34914463,60,60)
Published in Proceedings of The Linnean Society of New South Wales, in 1943, in volume 68, pages 1-8
Created: 2011-05-31, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/58705087,60,60)
Published in The Beagle, in 2011, in volume 27, pages 1-22
Created: 2019-09-02, modified: 2019-09-02