SoME LITERATURE ON NortH AMERICAN FERNS 29 
Clute, W. N. The pes: of Asplenium alternans. 
Fern Bull. 19: 38-42. 
Clute, W. N. pets, latifolia. Fern Bull. 19; 
46-48. 1911. [Illust.] | 
Clute, W. N. Pteridographia. Fern Bull. 19: 53- 
56. 1911. 
Clute, W. N. Rare forms of fernworts—XVII. Fern 
Bull. 11-14. 1911. [Illust.];—X VIII. Fern 
19: 
Bull. 19: 50-52. 1911. [Illust.] : 
_ Darling, N. Additions to Hartland ork: in 1910. 
Vermont Bot. Club Bull. 6: 19. Ap 1911. 
Detmers, F. The vascular plants of the cranberry 
bog in Buckeye Lake. Ohio Nat. 11: 305. 3 Ap 1911. 
- Dowell, P. Notes on ferns attacked by a xs roller. 
Am. Fern Jour. 1: 58, 59. 13 F 1911. oe 
Dowell, P. On the study of ferns. Am. Fern Jour. cs a 
«83-58. 13 F 1911, | cee 
Edwards, S. C. Notes on he gray polypody. Am. 
, Fern Jour. 1: 83. 3 My 1911. ae 
Se Ferguson, M. C. Imbedded sce! cells in the Poly ae 
- podiaceae. Bot. Gaz. eee tied 448 pl. 26, Oy 
Je 1911. see 
| Fernald, M.L. A botanical capelition: to Newfour a 
land and southern Leben, | ‘Rhodora = 109-162. 
ple 86-91. 21 I ~~ eee 
: Peecies: 3.4 e finding of {Aelia « 
Fern Bull. 19: 36-38. l9Ll. 
- list of the fern and seed ns eon : 
_vation. Beagi 1-124. 1911. 
