THE 1'I.oiIA OP THE COAL FORMATION. 



157 



Fig. 171. — Lepidqphloiot Aeadiamu. 



A, Restoration. 



B) Portion of bark, § natural size. 



C, Ligneous surface of the same. 



1>. Lower side of a branch, with scars of cones. 



r. Upper side of the same. 



(; . I if, oatural size. 



'I. iross section of stem, reduced. 



i. Portion of the same, nat. alee, showin 



pith, (/<) cylinder of Bcalariform reaai Is, 

 (c) inner bark. 



K, Portion of woody cylinder, showing outer 

 and inner series of vessels magnified. 



i laxiform \ hly magnified. 



M. Various forms of leaf soars, natural size. 



