Phegopteris POLYPODIACEAE Asplenium 



75 years ago. In view of recent collections in southeastern Penn- 

 sylvania, it seems reasonable to assume that this northern fern was 

 actually found in Delaware. 



Adiantum L. 

 A. pedatum L. Maidenhair Fern. 



Frequent in rich woodlands of the Piedmont; infrequent on the 

 Coastal Plain. 



Pteridium Scop. Bracken. 



vP. aquilinum (L.) Kuhn var. latiusculum (Desv.) Underwood. 

 {Pteris aquilina of Gray's Man., ed. 7.) Common 

 Bracken. 

 Common in thickets and on dry banks, Piedmont, and Coastal 

 Plain southward to the Virginia line. 



Var. pseudocaudatum (Clute) Heller. 



Infrequent, in very acid soil, Carohne County and south- 

 ward; one collection from near the Fall Line: near Ogletown 

 (NC), R. R. Tatnall, 7 Aug. 1922 (T). 



Cheilanthes Sw. 

 C. lanosa (Mx.) Eaton. Hairy Lip-fern. 



Rare, on rocky hills: Cromley's Mount (Ce), Pennell, 1 July 

 1914, (A, U); several old collections (1864-1891), on banks of 

 Brandywine Creek, in and near Wilmington, where now extinct 



(A, D). 



Anchistea Presl. 



-^ A. virginica (L.) Presl. {Woodwardia virginica (L.) Sm.) Vir- 

 ginia Chain Fern. 

 Frequent in swamps and moist thickets throughout the Penin- . ^^ 

 sula, south of the Fall Line. ^ V U< >6 (f^ - JO «y f"^"" 



Lorinseria Presl. 

 L. areolata (L.) Presl. {Woodwardia areolata Moore.) Net- 

 veined Chain Fern. 

 Common throughout, except in the uplands, in swamps and wet 



acid woods. 



Asplenium L. Spleenwort. 



A. pinnatifidum Nutt. 



One collection: wooded ravine near Susquehanna River, IJ^ mi. 

 n. w. of Pilot (Ce), L. F. A. Tanger, 4101, 11 Dec. 1940 (A). 



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