416 
rules and examples of as great a variety of citations as practicable. 
The committee also desire to issue these on tag-board sheets in a 
form which can be readily distributed and preserved for convenient 
reference. To enable the committee to do this, and to disseminate 
information upon these points, we recommend that the Council of 
the A. A. A. S. be requested to make a grant of $25 to cover the 
necessary expenses which may be incurred. — 
Index to Recent Literature relating to American Botany. 
Atkinson, G. F. Notes on some Exoascez of the United States. Bull. 
Torr. Bot. Club, 21: 372-380. 20 Au. 1894. a 
Bay, J. Christian. Crystals of Ice on Plants. Bot. Gaz. 19: 32%- 
326. 15 Au. 1894. ; 
Britton, E. G. Contributions to American Bryology—VIIIL. Bull. 3 
Torr. Bot. Club, 21: 343-372, p/. 213-217. 20 Au. 1894. : : 
A revision of the genus Bruchia with descriptions of types, and one new species. 
Figures B. Texana, B. Donnellii, B. Hallii, B. fusca and B. Caroling. | : 
Davy, J.B. Transcripts of some Descriptions of California Genera 
and Species. Erythea, 2: 136-140. 1 Au. 1894. 
Dawson, J.W. On new Species of Cretaceous Plants from Vancouver 
Island. Trans. Roy. Soc. Canada, 11: Sec. iv: 53-73: pl. 5-44 
1894. 
Deane, W. An abnormal Hefatica. Bot. Gaz. 19: 338: 
1894. | : : 
Dietel, P. Descriptions of new Species of Uredinez and Ustilagin > 
with Remarks on some other Species. Bot. Gaz. 19: 303-308 A si 
15 Au. 1894. ; 
= se ue Puccinia areolata, P. Tr veleasiana, P. Zopfit, P. ree 
and Tolyposporium Davidsonii. 
Dietel, P. New California Uredinee—II. Erythea, 2: _127-129- 
Au. 1894. ; 
Describes Uredo leviuscula D, & H., U. Preridis D. & H., 
chieana D, & H., P. recondita D. & H., and P, palefaciens D. & H. or 
Fernald, M. L. Northwestern Notes. Bot. Gaz. 19: 35 3° a 
- Au. 1894. ; (oe 
Reale tele pauciflorus, Rosa Nutkana hispida, and. Catochortas pant” 
acéus as new, 
15 Au. 
Ch 
Puccinia Me oat 
