HEATH’S FERN PORTF@U@ 
»<?r, Chforrtolirti/15 Kolborn Vtad.\ict. 
1.— MARSH BUCKLER FERN— THELYPTERIS (Barren Frond, Upper Side^ 2.— BRITTLE BLADDER VIEXKH—CYSTOPTERIS FRAGILIS (Under 
Side). 3— MOUNTAIN BLADDER FERN— CK5TOi*r.gie/.y (Upper Side). 4.— SEA SPLEENWORT— (Upper Side). o.—SEA 
SPLEENWORT — ASPLENIUM MARINUM (Under Side). 
