The Fern Lover's Companion 165 



beneath the sporangia, consisting mostly of a few hair- 

 hke divisions. 



In crevices of rocks, monntains of West Virginia, 

 Gaspe Peninsula, Rocky Mountains, and westward to 

 Oregon and California. 



(7) Cathcart's Woodsia. JJ'oodsia CatJicartiana 



Fronds eight to twelve inches high, lanceolate, bipin- 

 natifid, finely giandular-puberulent. Pinuie oblong; the 

 lower distant segments oblong, denticulate, separated by 

 wide sinuses. 



Rocky river banks, west ^Michigan to northeast Min- 

 nesota. 



Dennstaedtia. Dicl-sbiiia 



Fruit-dots small, globular, marginal, each on the apex 

 of a vein or fork. Sporangia Iwrne on an elevated, globu- 

 lar receptacle in a membranous, cuji-shaped indusium 

 which is open at the top. 



(Named in honor of August Wilhelm Dennstaed.) 



Hayscexted Fern. Boulder Fern 



Dennstaedtia pitnctilobula* 



Dicksbnia pundilohula. Dicksbiiia pilosiiiscula 



Fronds one to three feet high, minutely glandular and 

 hairy, ovate-lanceolate, pale green, very thin and mostly 

 bipinnate. Primary pinna; in outline like the frond; the 



* We again remind our readers tliat tlie Latin names in small 

 capitals represent the newer nomenclature. 



