FERNS. 317 



Alleghenian and Carolinian areas. Canada, Maritime Provinces, Ontario, New 

 England (Mount Desert) west to Wisconsin. Michigan, ( )hio Valley, and south from 

 New York along the mountains to Georgia. 



Alabama: Tennessee Valley. Mountain regions and Lower hills. Lauderdale 

 County, Florence. Jilount County, Warnock Mountain, 1,100 leet. Tuscaloosa 

 County. Fayette County, Fayette (E. A. Smith). Not frequent. 



Type locality: "Hab. in Canada. Kalm." 



Herb. Geol. Surv. Herb. Mohr. 



Dryopteris floridana (Hook.) Kuntze, Rev. Ctcu. PI. 2 : 812. 1891. 



Florida Wood Fern. 



Nephrodium JJoridanum Hook. Fil. Exot. t. 99. 1859. 



Aspidinm lioridanum Eaton in Chap. Fl. 59ii. 1860. 



Underwood, Native Ferns, 115. Eaton, Ferns X. A. 2 : 1.59. 



Carolinian and Lonisianian areas. Florida to Louisiana, 



Alaba.ma: Metamorphic hills. Low woods. Lee County, near Auburn {L. M. 

 rnderivood). May, 1896. Rare. 



Type locality': "East Florida." {S. B. Buclieij.) 



Herb. Geol. Surv. Herb. Mohr. 



Dryopteris marginalis (L.) Gray, Man. 632. 1818. Evergreex Wood Ferx. 



Fohjpodhtm marf/inale L. Sp. PI. 2 : 1091. 1753. 



Aspidium marqinale Sw. Syu. Fil. 50. 1810. 



Gray, Man. ed. 6, 688. Chap. Fl. 595. Eaton, Ferns N. A. 2 : 69, t. 55. Underwood, 

 Native Ferns, 116. 



Canadian zone to Carolinian area. Nova Scotia, Quebec, Ontario to Saskatchewan, 

 Manitoba, Rocky Mountains; New England (Mount Desert), west to Michigan and 

 the Ohio Valley, and from New York south along the mountains to Georgia and Ala- 

 bama, west to Arkansas and Missouri. 



Alabama : Mountain region to Lower hills. Rocky shaded ravines. Dekalb 

 County, Mentone. 1,600 feet, Cullman County, 800 feet. Tuscaloosa County (^. ^. 

 Smith), aljout 450 feet. Clay County, Baldrock, 2,200 feet. Not frequent. 



Type locality : "Hab. in Canada. Kalni." 



Dryopteris spinulosa dilatata Underwood, Native Ferns, ed. 4, 116. 1893. 



Polypodiiim dilatatum Hoft'm. Deutsche Fl. 2 : 7. 1795. 



Dryopteris dilatata Gray, Man. 631. 1818. 



Gray, Man. ed. 6, 687. Chap. Fl. 595. Eaton, Ferns N. A. 2 : 165. 



Europe. 



Alleghenian and Carolinian areas. Tennessee and North Carolina, along the 

 mountains to New England and Canada; British Columbia to the Pacific; Ohio and 

 Kentucky to Missouri and Arkansas. 



Alabama: Mountain region, in shady woods. Winston County, rocky, shady 

 declivities near the Sipsey River. Rare. 



Type locality European. 



Herb. Geol. Surv. Herb. Mohr. 



Dryopteris patens (Sw.) Kuntze, Rev. Gen. PI. 1 : 112. 1891. 



Spreading Wood Fern. 



Aspidinm patens Sw. Fl. Ind. Occ. 1673. 1797. 



A.molle Kunze, Am. Journ. Sci. ser. 2. 6 : 83. 1848. 



Chap. Fl. 594. Wats. Bot. Calif 2:346. Griseb. Fl. Brit. WMnd. 692. Coulter, 

 Contr. Nat. Herb. 2 : 567. Eaton, Ferns N. A. 2 : 181, t. 70. Underwood, Native Ferns, 

 114. 



South Africa, Polynesia, Tropical and Subtropical America. 



Louisinnian area. Lower South Carolina to Florida, west to Louisiana, Texas, 

 and southern California. 



Alabama : Coast plain and Lower division Coast Pine belt. Damp shaded ravines. 

 Mobile County, Mount Vernon. Baldwin County, July, October. Frequent. 



Type locality: "lueolit sylvas montium Antillarum." 



Herb. Geol. Surv. Herb. Mohr. 



POLYSTICHUM Roth, Tent. Fl. Germ. 3 : 69. 1800. 



Polystichiim acrostichoides (Michx.) Schott, Gen. Fil. 2 : no. 4. 1834. 



Christmas Fern. 

 Nephrodium. acrostichoides Miehx. Fl. Bor. Am. 2 : 267. 1803. 

 Aspidium acrostichoides Sw. Syn. Fil. 44* 1S06. 

 Dryopteris acrostichoides Kuntze, Rev. Gen. PI. 2 : 812. 1892. 



