Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 21-44

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

Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 45-56

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

Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 57-95

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

Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 97-105

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

Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 112-114

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

Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 115-172

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