MARYLAND WEATIIEK SERVICE II , 



Waters, Campbell E. The Flora of a Sphagnum Bog. Science, Vol. XXII.. 

 p. 15. 1905. 



Notes on some of the uncommon plants found growing around Saw 

 Mill Pond, near Glentmrnie, Anne Arundel County. 

 Waters, Campbell E. Some rare Perns found near Baltimore. Johns Hop- 

 kins University Circulars, Vol. XIV., p. 25. 1895. 



Mentions the occurrence of 22 species of Perns and Fern-allies. 

 Zox, Raphael. Chestnut in Southern Maryland. Bureau of Forestry, Bul- 

 letin 53, Washington. 1904. 



Contains data as to the composition of the forests of the Western 

 Shore district of the Coastal Zone. 



— . Plorula Columbiensis, Washington, 1819. 

 — . Flora Columbiana, or Catalogue of Plants growing 

 without Cultivation, collected by members of the Potomac-Side Natural- 

 ists' Club in the District of Columbia and its immediate Vicinity, pp. 

 31, AVashington, 1876. 



Lists 1154 Phanerogams, 37 Ferns and Fern-allies. 97 Mosses and ?9 

 Hepatics. 



