Published in Memoirs of the New York Botanical Garden, in 1957, in volume 9, issue 3, pages 235-392

Created: 2017-10-31, modified: 2017-10-31

Published in Memoirs of the New York Botanical Garden, in 1957, in volume 9, issue 3, pages 393-439

Created: 2017-10-31, modified: 2017-10-31

Published in Memoirs of the New York Botanical Garden, in 1957, in volume 9, issue 3, pages 441-476

Created: 2017-10-31, modified: 2017-10-31

Published in Memoirs of the New York Botanical Garden, in 1957, in volume 9, issue 3, pages 477-484

Created: 2017-10-31, modified: 2017-10-31