Published in Botanical Museum Leaflets, Harvard University, in 1943, in volume 11, pages 29-54

Created: 2016-02-07, modified: 2016-07-26

Published in Botanical Museum Leaflets, Harvard University, in 1943, in volume 11, pages 137-170

Created: 2016-02-07, modified: 2016-07-26

Published in Botanical Museum Leaflets, Harvard University, in 1943, in volume 11, pages 171-172

Created: 2016-02-07, modified: 2016-07-26