PLATE XVIII. 



Basaltic Formation, Ballypalady. 

 Pinus PliUonis, Baily. 



1. Toliage of Pinus Plutonis, Baily, with cluster of three cones of Cupressus 



Pritchardi, Goepp., in transverse section, and single cone showing under side 

 of scales. 



2. Foliage attached to branch, reduced by one fourth. 



3. Closed cone with footstalk. 



4. Male catkin. 



5. Right-hand impression, branch with leaf scars ; left-hand do., part of closed 



cone ; centre do., partly opened cone with seeds. 



(Author's Collection.) 



