Caption: Blechnum . A-C , B. serrulatum . A , habit; B , part of sterile pinna, adaxial; C , sterile (upper) and fertile (lower) pinnae (A-C , Thomlinson, Apr. 1961 [U.S.A.], MELU). D-F , B. indicum . D , sterile frond; E , sterile (upper) and fertile (lower) pinnae; F , part of sterile pinna, abaxial (D-F , I.Stone, Apr. 1966, NSW 294993, 295134). G , B. nudum , sterile (left) and fertile (right) fronds (coll. & date unknown, MEL 54125). H , B. camfieldii , sterile (left) and fertile (right) fronds (Stephenson, NSW 243197).Illustrators: A-G Kevin Thiele; H Penny Farrant.
Flora of Australia Volume 48 (1998) figure 127.