Plate 61. 
POLYSTICHUM MOHRIODES. 
Glass, FiLiCES : — Ferns, no true flowers. 
Genus, Polystichum : — Fertile and sterile fronds similar. Veins all 
free, texture usually more or less coriaceous, segments toothed. 
Sori round, bursting transversely. Indusium heart- or kidney- 
shaped. 
Polystichum mohiriodes, Presl. Plant about 12-14 in. 
high. Stem short, more or less covered with narrow, brown 
scales. Frond 5-9 in. long, 1-| in. broad, once divided, twice 
below, segments rounded, slightly toothed. Sori numerous. 
Rocky places. Not uncommon. 
East and West Falklands. 
Description of plate : — 1, frond ; 2, section of stem ; 3, portion of 
frond ; 4 and 5, sporangia ; 6, spores. All except 1 enlarged. 
