

CURRENT LITERATURE 



BOOK REVIEWS 



Gray's new manual of botany 



known for some time that Gray's Manual 



revision 



* ± ST — ww **— *.--w if w r *"■*-* V JUL v^lUVll TT t^U XJlVy w7Ui pilOV 



fact no book has been awaited by the botanical public, especially during th 



past three 



as this one. 



The present edition, contrasted with the sixth edition, presents the following 

 Bore conspicuous changes: (i) a change in the geographical limits, namely by 

 exduding the region west of the 06th mpriHian mctAa^ r>f th* -,™th *„rl ;« ^vtpnrl. 



Ontario 



Quebec 



Prantl 



n**»a of the keys leading to the species, in the case of most of the larger genera, 



m the body of the text to a position immediately preceding the specific descrip- 



W * ' h^ thC introduction of numerous text- or marginal figures; and finally 



of the V' "^ ° f a different System of nomenclature, namely the strict observance 

 c lenna Code, or the nomenclatorial rules adopted at the International 

 Egress held at Vienna in 1905. 



more h* ^^ ° f theSC innovations are that the flora treated is a somewhat 



geneous one, the general arrangement and sequence of families is in 



a great" 1 ? 7* advances made durin g recent years in the classification of plants, 

 k *ys and d° • and Certainty in the identification of species by the use of direct 

 tod a escn P tions associated with accurately executed and reliable figures, 



^greater consistency and uniformity in the use of plant names. 

 «Wh andT ap P earance of the printed page is essentially the same as in the 

 **■ specifi 1 P , reV1 ° US editi °ns; the use of italics in emphasizing the more impor- 

 ■ °n the wfe 1 raCteristics * aIso stained. The treatment of genera and species 

 ""wd with Conservative and rational; and generic limitations are in close 

 * Previous ed eneral USagC " ThC number of s P ecies is considerably larger than 

 ** ^ra duri m ° nS ' ^^ t0 the VCry active ' carefu1 ' and exhaustive study of 



*here thev ratI ° nS are i udic iously distributed throughout the volume in groups 

 Salicaceae,' and r^ USefUl ' ^ f ° r exam P le > m the Gramineae, Cyperaceae, 

 ^ of illust" H rUClferae » the Cyperaceae especially lend themselves to this 



ra l on, and here they are certainly at their best. In some cases, 



Robixsox R T 



^ )0ok of the fl • AND Fernald » M - l -> Gray's new manual of botany: a 



^ ai "i adjacentT^" 1 ^ PlantS and femS ° f the central and n° rtheastern United 

 revised - 8vo pp" anada - Seventh edition, illustrated, rearranged, and extensively 



• PP- 926. fig 5 , Ioj6 New York . American Book Co< I9o8 . $ 2 . S o. 



J 53 



