Published in Pacific Science, in 1950, in volume 4, issue 1, pages 43-49

Created: 2017-09-10, modified: 2017-09-10

Published in Spixiana, in 1994, in volume 17, pages 275-282

Created: 2010-10-21, modified: 2011-06-21

Published in Veliger, in 1961, in volume 3, pages 80-81

Created: 2013-08-11, modified: 2013-08-11

Published in Sida, Contributions To Botany, in 1994, in volume 16, issue 2, pages 301-331

Created: 2015-12-02, modified: 2015-12-02