yopte oris Clintoniana x anion Dowell) 
Deion: cristata (L.) G : 
are cristata Xx mar, as ‘nals ‘Dav.. te 
- Dryop cristata x spunulosa intermedi ae 
as 0. 
(Dryo tenis cristata * intermedia Dowell) 
s m Boottit Tuc seme an) 
Dryopteris fiz wa s (L.) Schot See ae 
Dryopteris Goldiana om a eee é og a 
opteris ae onoptera ( ick ¥ AES i ae 
cc Chee eae pera (aie che) Fe) Ss 
eee eee 
Dawe Laren 
(Phegoptert 
Dryopieris pala Sa a3 
ryopteris noveboracensis (L.) Gr 
= Dryopteris . ly 
- Equisetum arvense eL.. 
_ _ Equisetum arvense 
 Equisetum arvens 
