Plate 64. 
GLEICHENIA CRYPTO CAKPA. 
Glass, FiLiOES : — Ferns, no true flowers. 
Genus, GtLEiohenia : — ^Rliizome creeping. Fronds usually branched in 
a forked manner. Sori small, indusium absent. 
Gleichenia ci-yptocairpa, Hool. Plant about 12 in. Mgh, 
smooth. Stem with a few yellowish-brown scales at the base. 
Frond tough, 4-5 in. long, 1 in. broad, segments narrow, 
margins turned back concealing the sori. 
Heaths. Rare. 
West Falklands. 
Description of plate : — 1, whole plant ; 2, section of stem ; 3 and 4, 
back of frond ; 5, sporangium. All except 1 enlarged. 
