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Asplenium Trichomanes, L. 
Clefts of rocks. Common. 
Asplenium ebeneum, Ait. 
Dry, rocky places, usually in pine woods. Common and somewhat 
variable. | 
Asplenium thelypteroides, Miche. 
Ipswich (Oakes), Lynnfield (Rev. J. L. Russell), Swampscott 
(J. h.).. Scarce. 
Asplenium Filix-foemina, Bernh. (Lapy FERN.) 
Very variable. 
(a). Three to four feet high, twelve to sixteen inches wide, lower 
pinne smallest. Moist shady places. Common. 
(b). Var.. Rheeticum, Moore. One to two feet high, four to six 
inches wide, rigid. Banks and roadsides. Common. 
(c). Var. Michauxii, Mett. Two to three feet high, stem red, 
foliage delicate. Essex woods. Scarce. 
(d). Two to three feet high, lower pinne largest. West Newbury, 
Beverly. Scarce. Various other intermediate forms are found, 
sometimes mimicking Aspidium spinulosum, and again resembling 
Aspidium Noveboracense. 
Phegopteris polypodioides, Fée. (Brrcn FERN.) 
Danvers, Beverly, Essex, Manchester, Middleton, Haverhill, West 
Newbury. Scarce, and never found in large quantities. 
Phegopteris hexagonoptera, Fée. 
Georgetown (Mrs. C. N. S. Horner), Chebacco woods (J. H. S. aS 
Jis.dte as are. 
Phegopteris Dryopteris, Fée. 
Haverhill (W. P. Conant), Boxford, Middleton, Beverly, tases 
Georgetown (Mrs. C. N. S. Horner). Scarce, the stations being 
small. 
Aspidium Thelypteris, Sw. 
Moist places. Common. 
Aspidium Noveboracense, Sw. (New York FERN.) 
Damp places in the woods. Common. 
Aspidium spinulosum, Sw. 
A common and very variable evergreen fern. 
(a). Var. vulgare, Haton. (The typical form.) 
Essex, Georgetown, Beverly, Haverhill, etc. Frequent. 
(b). Var. dilatatum, LZaton. 
This seems to be a strongly developed form of the typical plant, 
the lower pinnz being very broad. This variety does not grow in 
the county to the perfection attained farther north, yet the form 
here found is sufficiently near it to be included. 

