THE FLORA OF SCOTT AND MUSCATINE COUNTIES. 27g 



Camptosorus, Link. Walking Leaf. 

 104S. C. rhizophyllus, Link. 



Wild Cat Den ; on sandstone ledges. 

 Phegopteris, Fee. Beech Fern. 



1049. P. polypodioides, Lee. 

 Wild Cat Den ; rare. 



1050. P. hexagonoptera, Fee. 

 Rich woods ; frequent. 



Aspidium, Swartz. Shield or Wood Fern. 

 105 1. A. Thelypteris, Swartz. 



B °ggy places and marshes ; frequent. 



1052. A. spinulosum, Swartz. 



Wild Cat Den ; rare in other localities. 



1053. A. cristatum, Swartz. 



Boggy places in Cedar River region and other localities ; rare. 



1054. A. Goldianum, Hook. 

 Wild Cat Den. 



1055. A. acrosticoides, Swartz. Christmas Fern. 

 Ravines and shady banks in woods ; frequent. 



Cystopteris, Bernhardi. Bladder Fern. 



1056. C. bulbifera, Bernh. 



Moist shaded places ; infrequent. 



1057. C. fragilis, Bernh. 



Rocky woods ; frequent. 

 Onoclea, L. 



1058. O. sensibilis, L. Sensitive Fern. 

 Low moist places ; common. 



1059. O. Struthiopteris, Hoffmann. 



Low rich woods; Wild Cat Den, Moscow. 

 Woodsia, R. Brown. 



1060. W. obiusa, Torr. 



Rocky places; infrequent. 

 Osmunda, L. Flowering Fern. 



1 06 1. O. regalis, L. 



Semi-boggy places in Cedar River region. Local, becoming 

 very rare. 



