FRAGILE BLADDER FERN
CYSTOPTERIS FRAGILIS  POLYPODIACEAE  (FERN)

ALSO CALLED:  BRITTLE FERN, FRAGILE FERN, AND BOTTLE FERN

A FIELD GUIDE TO THE PLANTS OF ARIZONA  #5  P. 8

HANDBOOK ON FERNS  P. 48

HARPER COLLINS COMPLETE NORTH AMERICAN WILDLIFE  PP. 304-305

READER'S DIGEST NORTH AMERICAN WILDLIFE P. 518