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Pkofessor B. Shimek — 
A Botanical Expedition to Nicaragua. Vol. IT, part 4, pp. 345-376, 1893. 
Notes on the Flora of Iowa. Vol. Ill, part 4, pp. 195-215, 1896. 
The Ferns of Nicaragua. Vol. IV, pp. 116-224, 1897. 20 plates. 
The Iowa Pteridophyta. Vol. V, pp. 145-170, 1901. 
The Iowa Pteridophyta. Vol. V, pp. 213-215, 1901. (Continuation of preceding.) 
Proceedings of the Iowa Academy of Sciences — 
Notes on Aquatic Plants from Northern Iowa. Vol. IV, pp. 77-81, 1897. 
The Iowa Liverworts. Vol. VI, pp. 113-116, 1899. 
Forestry in Iowa. Vol. IX, pp. 53-61, 1902. 
Botany in its Relationship to Good Citizenship. Presidential Address, Vol. XII. 
PI. II, VII. 
Flora of Lyon County. Report of the Iowa Geological Survey, Vol. X, pp. 157- 
184, 1900. 
Addenda to Flora of Lyon County, published in Bull. Lab. Nat. Hist. S. U. I, 
The Iowa Oaks. Report of the Iowa State Horticultural Society, Vol. XXXVII, 
pp. 228-232. Plates I-X. Reprinted in Proceedings of the Iowa Park and For- 
estry Ass’n, without the plates, in the 2d Annual Report, pp. 93-100. 190‘'. 
Iowa Medicinal Plants. The Middletonian, Vol. V, pp. 17-22. 1905. 
Notes on Some Iowa Plants. Proceedings of the Davenport Academy of Sciences, 
1904, pp. 1-5. 
Review of the American Tree Book. The Dial, June, 1906, pp. 358-3.59. 
Macbride Lessons in Botany, Part. 
Professor R. B. Wylie — 
The Aquatic Gardens of Lake Okoboji. Bull. Okob. Prol. Assoc.. No 6, 1912. 
