464 
Smith); at 700 feet at Shelburne, N. H. (Deane). . [ Louzsi- 
antan ; Carolinian ; Alleghamian. | 
POLYSTICHUM ACROSTICHOIDES (Michx.) Schott. Ranges from near 
sea level along the Atlantic coast to 2,700 feet in Garrett 
county, Md. (J. D. Smith); occurs at 2,000 feet in Rabun 
county, Ga. (Small); at 2,400 feet near Marion, Va. (Judge 
Brown); at 2,000 feet at Onteora, N. Y. (Miss Vail) ; at 2,000 
feet in Northern Vermont (Pringle, Deane). [Louésianian ; 
Carolinian ; Alleghanian. | 
POLYSTICHUM ACROSTICHOIDES, var. SCHWEINITZII (Beck.). Near sea 
level in New Jersey; ascends to 1,500 feet in Habersham 
county, Ga. (Small); to 2,000 feet on the Pocono Mt., Pa. 
(Mrs. Britton); to 2.500 feet at Onteora, N. Y. (Miss Vail). 
| Adleghanian.]| 
PotysticHuM Braun (Spenner). (Aspidium Braunit, Spenner.) 
Ranges from 2,000 feet on North Mountain, Sullivan county, 
Pa., to 5,000 feet at Randolph, Vt. (Churchill); descends to 
1,000 feet at Ferrisburg and Williamstown, Vt. (Faxon, Pringle). 
[ Adleghanian ; Canadian.) : 
CYSTOPTERIS BULBIFERA (L.) Bernh. Ranges from near sea level 
northward to 3,500 feet at Mountain Lake, Va. (Britton) ; oc- 
_ curs at 1,000 feet in Winston county, Ala. (Mohr); at 1,300 
feet on Willoughby Mt., Vt. (Deane). [Carolinian; Alleghan- 
ian. | oes 
CYSTOPTERIS FRAGILIS (L.) Bernh. Ranges from near sea level 
along the Atlantic and Gulf coasts to 5,000 feet on Mt. Wash- 
ington, N. H. (Faxon); occurs at 1,000 feet in Winston county, 
Ala. (Mohr); at 3,000 feet on Pond Mt., Va. ‘Miss Cathcart) ; 
at 2,700 feet in Garrett county, Md. (J. D. Smith); at 2,700 
feet at Avalanche Pass, N. Y. (Britton); at 3,000 feet in 
Northern Vermont (Pringle, Faxon). [Loudsianian; Carolin- 
tan ; Alleghanian ; Canadian. | | 
CYSTOPTERIS FRAGILIS, var. DENTATA, Hook. Ranges from 300 — 
feet in Lancaster county, Pa. (Porter), to 5,500 feet on Roan 
Mt., N.C. (J. D. Smith). [Aleghanian ; Canadian ?) a 
_ ONocLEA sensisitis L. Ranges from sea level along the Atlantic 
_ and Gulf coasts to 3,200 feet in Preston county, W. Va. (J. D. 
