Ferns in Franklin County, Maine .57 



taining 1 megaspore; larger spore-bodies (sporocarps) 

 globose, containing many stalked sporangia which each 

 contain several masses of microspores. (Greek azo = 

 to dry, ottupim to kill; referring to the rapid death 

 when taken from water.) We have only the following 

 species. 



1. AZOLLA CAROLINIANA Willd. (PI. 21, f. 2.) 



Plants i^-l inch long, reddish or greenish; sporocarps 

 in the leaf axils. Cuticle of megaspore finely granulate. 



British Columbia to Ontario, south to Florida and 

 Mexico. 



University of Washington, Seattle, Wash. 



Ferns and their allies in Southern Franklin County, 



Maine. 



Clarence H. Knowlton 



Franklin County lies in western Maine, reaching from 

 Canton, Rome, and Vienna, some 85 miles northwest 

 to the Province of Quebec. It has an area of 1,764 

 square miles, about one -third larger than Rhode Island, 

 or one-fifth the size of Vermont. It includes within 

 its limits part of the Rangeley Lakes and most of the 

 Sandy River valley. Of its 48 townships only about 

 half are organized, and these occupy the southern por- 

 tion of the county. The unorganized townships are 

 covered with forests, mostly of the type called "Cana- 

 dian, " but there is also much hard wood. 



My own acquaintance has been largely with the settled 

 Parts of the county, especially the region around my old 

 home at Farmington, where I did my first fern collecting. 

 Extensive collections of ferns have also been made in 

 this region by Messrs. H. W. Jewell and A. H. Trundy, 

 of Farmington, Miss L. O. Eaton, of Chesterville, and 



