462 
(Mohr); at 2,400 feet near Marion, Va. (Mrs. Britton) ; at 2,700 
feet in Garrett county, Md. (J. D. Smith); at 500 feet in 
Northern Vermont (Brainerd). [Louzseanian ; Carolinian ; 
Alleghanian. | 
PHEGOPTERIS PHEGOPTERIS (L) Underw. (Phegopteris polypodioides 
Fee.) Ranges from 600 feet at Newton, N. J. (Miss Thomp- 
son) to 4,000 feet in Northern Vermont (Pringle); occurs at 
2,000 feet in Monroe county, Pa. (Mrs. Britton); at 2,200 feet 
at Onteora, N. Y. (Miss Vail); at 2,500 on Willoughby Mt., 
Vt. (Rusby). [Alleghanian ; Canadian.) 
Dryopreris Boorrn (Tuckerm.) Underw. Ranges from sea level 
from New Jersey to Massachusetts, to 2,000 in Northern Ver- 
mont (Brainerd). ‘[Alleghanian.| 
Dryopteris cristata (L.) A. Gray. Ranges from near sea level, 
from New Jersey northward, to 2,700 feet in Garrett county, 
Md. (J. D. Smith); occurs at 2,000 feet on the Pocono Mt., Pa. 
(Porter); at 1,200 feet at Jaffrey, N. H. (Deane); at 1,300 feet 
at Westmore, Vt. (Deane). [Carolinian ; Alleghanian. | 
_ Dryopreris crisrara, var. Cuinroniana (D. C. Eaton) Underw. 
_ Ranges sea level from New Jersey northward to 1,300 feet at 
Westmore, Vt. (Deane). [Carolinian; Alleghanian.] 
DRYOPTERIS FRAGRANS (L.) Schott. At 2,000-4,000 feet on Mt. 
Mansfield, Vt. (Faxon); descends to 750 feet near Shelburne, 
N. H. (Deane); to 400 feet on cliffs, Vt. (Pringle). [Cana- 
dian ; Alleghanian.] 
Dryorteris Gotpreana (Hook.) A. Gray. Ranges from near sea 
level northward, (100 feet, Vt. (Pringle)), to 5,000 feet on White _ 
Top Mt., Va. (Britton); occurs at 3,500 feet in Swain county, 
N. C. (Beardslee and Kofoid); at 2,700 feet in Garrett county, 
Md. (J. D. Smith); at 1,200 feet in Blair county, Pa. (Porter) ; 
at 2,500 feet on Willoughby Mt., Vt. ‘Faxon). [AUeghanian; — 
Canadian. | 
DRYOPTERIS MARGINALIS (L.) A. Gray. Ranges from sea level 
along the Atlantic coast from New Jersey northward to 5,000 © 
feet on White Top Mt., Va. (Small); occurs at 1,800 feet on 
Lookout Mt., Ala. (Mohr); at 4,200 feet on Blowing Rock Mt, 
