Fink: LICHENS IN THE Upper Mississippi VALLEY 305 
IO. ———— Contributions to a Knowledge of the Lichens of Minne- 
sota, I. Lichens of the Lake of the Woods. Minn. Bot. Stud. 1 
693-70 6. 
Re ep statement and list of 62 species and varieties. 
11. ———— Contributions to a Knowledge of the Lichens of Minne- 
sota, II. Lichens of Minneapolis and Vicinity. Minn. Bot. Stud. 
I: 704—725. fe 
Extended considerations of distribution and habitat followed by list of 113 species 
and varieties. 
12. ———— Notes concerning Iowa Lichens. Proc. Iowa Acad. Sci. 
5: 174-187. 
Extended notes on distribution, etc., with list of 30 species and varieties new to 
the state 
13. ———— Contributions to a Knowledge of the Lichens of poe 
III. The rock Lichens of Taylor's Falls. Minn. Bot. Stud. 
"e 1898. 
ended notes on composition and origin of the flora, followed by a list of 79 
species jam varietie 
I4. ———— Contributions to a Knowledge of the Lichens of Minnesota, 
IV. Lichens of the Lake Superior Region. Some 60 pages in 
MS. consisting of notes on distribution, etc., followed by a list 
of 258 species ree varieties. To be published with the next in 
Minn. Bot. Stud. : 
15. ———— Contributions to a Knowledge of the Lichens of Minnesota, 
V. Lichens of Southwestern Minnesota. Some 4o pages in MS., 
consisting of an ecologic study, followed by a list of 203 species 
and varieties. 
16. Frost, W. D. Determinations of some Minnesota Lichens. Minn. 
Bot. Stud. 1: 81-85. 1894. 
List of 34 species and varieties with habitat. 
17. Kellerman, W. A., & Werner, W. C. Catalogue of Ohio Plants. 
Geol. Surv. Ohio, 7: 56—106. 1895. 
List of 158 species and varieties with habitat. 
18. MacMillan, C. Observations on the Distribution of Plants along 
the Shore at Lake of the Woods. Minn. Bot. Stud. 1: 949-1022. 
97- 
Frequent references to lichen formations, - 
19. Shimek, B. The Flora of the Sioux Quartzite in Iowa. Proc. 
Iowa Acad. Sci. A ja Th 18994. 
List of 13 species. 
