4 FLORA OF WORCESTER COUNTY. 



Woodsia R. Br. 



ilvensis (L.) R. Br. Rusty Woodsia. 



Spencer. Miss A. E. Tucker, 

 obtusa (Spreng.) Torr. 



Rare. Miss Wheelock. 

 Dicksonia L'Her. 



punctilobula (Michx.) Gray. Hay-scented Fern. 

 Common, especially along the margins of woods and 



along stone walls, in pastures, and by roadsides. 

 Onoclea L. 



sensibilis L. Sensitive Fern. 



Very common in low lands. 

 sensibilis, var. obtusilobata. 



Princeton. Profs. W. W. Bailey and J. F. Collins. 

 Struthiopteris (L.) Hoffm. Ostrich Fern. 



Worcester; Leicester. In rich, moist soil. 



SCHI&EACELE (CURLY GRASS FAMILY). 



Lygodium Sw. Climbing Fern, 

 palmatum (Bernh.) Sw. 

 Uxbridge; Oxford. Rare. 



OSMUNDACE^E (FLOWERING FERN FAMILY). 



Osmunda (Tourn.) L. Flowering Fern, 

 regalis L. Royal Fern. 



Common in swamps and in moist lands by roadsides. 

 Claytoniana L. Clayton's Fern. 



Very common, with the preceding, 

 cinnamomea L. Cinnamon Fern. 



Very common in low grounds. 



These three species are often found growing together, and are 

 probably our most conspicuous ferns. They have a wide range 



