184 EXTRACTS AND NOTICES. 
is under Schleiden as “ Principles.” Besides being of the fullest 
character as to references, and at the same time as succinct in terms 
direc 
“eon of deceased writers are included in parentheses when known 
author; if of birth or death only, the distinctive initial is 
one This swe feature might have been even more fully 
arried out; several additional dates may be gleaned from the 
ramen of this Journal. In the secondary but not unimportant 
characters of iad size, clear type, and ample margin the 
ite oe nothin e desired. 
n one or two eakeicn weenie pahore is room for a difference of 
opinion. ‘ "The plan of spelling out the common diphthongs and 
odified vowels,’ to which we are Lei caine accustomed in Latin, 
looks odd when ‘applied to German wor Mr. Jac ckson, eet 
is “quite ready to defend” what Ha? ‘considers as erely a 
common-sense practice ;” and he i is probably right in supe that 
any noe goat made to ~ arise Ps want of familiarity with this 
od. His rather disuse—of capitals in the 
titles of boskeii is a little stnniie: ‘Flora bathoniensis’ and ‘ Flora 
bristoliensis ’ look odd to English eyes, ‘although this may be the 
correct Latin form. When we remember that the work was 
originally expected to consist of about two hundred pages, we shall 
not complain that the Christian names of the authors are not given 
instead of their initials. many instances this might have been 
done without occupying additional space; but Mr. Jackson has 
chosen, for the sake of uniformity, to omit pol altogether from 
awe body of the book, although some are given in the admirable 
The “Monographs” to which § 46 is devoted are of a mis- 
cellaneous character, including works descriptive of orders, genera, 
—— and even hybrids. Mr. Jackson seems to have expecte ed 
verse criticism upon this section, and has in his Preface 
andeenounéd to forestal it. It is indeed not easy to suggest an 
n 
appear ae a separate heading—e.g., under Orchidee 
might have been added “ see also Odontoglossum fa while e one is sur- 
prised at first to find no allusion to the Crassulacee, which form an 
important part of DeCandolle’s ‘ Plantes aera. that work being 
placed under the heading “ Cactacee, & Wade’s paper, ‘ De 
Buddlea globosa et Holeo odorato,’ is poe under bp former genus 
only ; there should at least have been a cross-reference under 
Holecus: and the same treatment should have ae" bestowed upon 
Baillon’ 8 ‘ Buxacées et Stylocerées,’ which is referred to only under 
the former name. Under ‘ Orchidacee#”’ we should cA expected a 
cross-reference to Bateman’s ‘ Orchidaces of Mexico and Guate- 
mala,” which is placed in the section devoted to Central American 
Oo 
We would especially urge upon all who wish to use the book in 
