detached fruits, must always be unsatisfactory, and 

 that has been possible to many eminent and laborio 

 this field. We need however much more than this. 



botanist must dig for himself, and spare no labor to 



St. Ktienne, which rival those of the South Juggins and North 

 Sydney in Nova Scotia in their exposure of plants hi *Uu, while 

 they seem even to excel them in the preservation ol minute 

 structure. The result is that M. GrandVury affirms with con- 

 fidence many correlations of parts and structures, heretolore 

 attested on the evidence of actual observation in the Nova Scotia 

 sections, but which have been persistently denie«! by some Euro- 

 pean botanists, because not in harmony with their preconceived 



In the strictly botanical part of the work, which extend- to :;4s 

 quart*, pao-es, with an atlas of thirtv-seven plates. \1. CrandVury 

 passes in review all the leading genera of c.ial plants, ami mure 

 especially those which constituted the forest trees oi the period. 

 W 'e can notice only a few of the more important points on winch 



Beginning with the order of iktktnumo!, which b 



as belonging to the vascular ( rvpto U ams and near to tin m -<h rn 

 K. r ;*,f.,.- t ..,. he admits a- true '-vnera C.,l.i;.jt, *. i ? " 

 Ainni ,,,-hi, /■}/" si r f,s:i}\<\ \-/, , ■'<>/> /!!■"■ 



but contrary to the hastj st t< n cuts w hi. 1 h i\ - < '^ " ' " 

 ; ' :| '•-• Isewhere, that the leaves know n as i>* i'<> r hu t ... >. ■ ■■ »<>- 



. etc., were those of Calxmi^-. and that ('« 

 selves are but internal casts o\ < 'nhinm. huivf'i. On ' 

 -d. (xrand'eury brings many new tacts to -how ^i 



and Ph.nnl,,-;., as roots of'J,, „,-l.ir<«. V 

 stems of (Jalinhtis retaining their toot.- 

 and the structure of these stems, have fo 



arecalamit. intern 1_« tsts o> -l m- oi ' '!•>- 



m dendra, tin re ai 



^'des. >,, a . ,,, torn, stu ,|- ,.r .-lump-, ami : 

 ^crease uf the sediment aruund them, by >. 

 various heights, he has numerous 

 mites true leaves, and think.- that their' 



m ' were either t 

 The discussion of 

 annot be entered it 



