PhysiograpJiy of Westerti Portion Groajingolong. 103 



Lycopodinecv (Swartz.) 



Phylloglossurn Drummondii (Kunze) CanD. 



Lycopodium clavatum (Linn.) Snowy River. 



„ densum (Labill.) Cann River. 



Filices (Linn.) 



Gleichenia circinata (Swartz.) Bonang. 



fiabelJata (R. Br.) Yalma River. 



Todea Africana. Broadribb, Bonang. 



Dicksonia antarctica (Labill.) 



MeCulloch Range.s, Broadribb, Cann, Bemm. 

 Adiantum Aetliiopicum (Linn.) Orbost. 



Adiantum formciyiim (R. Br.) Broadribb and Snowy. 



Pteris falcata (R. Br.) Bemm, Cann, and Broadrilib 



„ tremula (R. Br.) Snowy River. 



,, aquilina (Linn.) ,, 



Lomaria discolor (Willd.) 



Orbost, Bonang, Bemm, and Broadribb. 

 „ capensis (Willd.) Bonang, Mt. Goonmurk. 



Blechnum cartilagineum (Swartz.) 



Broadribb and Cabbage Tree Creek. 



Doodia aspera (Mett.) Broadribb and Snowy Rivers. 



Asplenium triebomanes (Linn.) Rodgers River. 



„ fiabellifolium (Cav.) Bendoe. 



,, bulbiferum (Forst.) Bonang. 



„ umbrosum (J. Sm.) Snowy and Broadribb. 



Aspidium aculeatmn (Swartz.) Snowy River. 



„ decompositum (Spreng.) ,, 



Polypodium punctatum (Thun.) Broadribb and Snowy. 



„ serpens (Forst.) 



Cabbage Tree Creek, Broadribb, Orbost. 



The Geological Structure. 



The I'ocks of the western portion of Croajingolong do 

 not present many pecuhar features. In the upper portion 

 of the area, silurian slates and sandstones prevail ; in the 

 middle, a belt of granite stretches across from east to west ; 

 and towards the coast, are pliocene bouldery deposits over- 

 lying occasional outliers of partially denuded mioeene 

 gravels, clays, and limestone bands. 



Infolded with the Silurian are occasional outliers of 

 conglomerate shales and limestone bands, and some patches 

 of tertiary basalt. Towards the Cann Valley are masses of 



