140 BOTANICAL GAZETTE [AUGUST 
The nomenclature of the catalogue is that of the Kew /ndex, with sme 
concession to the last edition of Gray’s Manual. The enumeration begins 
with Botrychium ternatum Swartz and ends with Xanthium Canadense Wi) 
Altogether it is an excellent catalogue, and reflects credit upon the industry 
and ability of the author, and upon the enterprise of the Academy of Science. 
Anatomy of the dicotyledons. 
A SENTENCE of Radlkofer, which the author thinks prophetic—“l 
next hundred years belong to the anatomical method” — inspired Solereder 
to bring together the immense mass of material regarding the anatomy of the 
stem and leaves of the dicotyledons into a handbook for botanical labow 
tories? To the previously accumulated knowledge of anatomy the @ 
himself has been a notable contributor. 
e labor of compilation alone must have been immense. Hert #* 
brought together in systematic form the data regarding each of the familie 
of dicotyledons. The author first presents a synoposis of the chief anatom 
cal characters of the family as a whole; then gives an extended account of 
the leaf structure, followed by a similar presentation regarding the ste 
Each section closes with a thorough bibliography. ae 
In an introductory chapter Dr. Solereder explains what is meant by 
anatomical method, and discusses the more important anatomical en: 
and their value in taxonomy. An extensive closing chapter (75. pas . 
devoted to a synopsis of the various anatomical features, with reference 
their occurrence in certain families, genera, and species—@ sort of compal® 
tive anatomy. : ined © 
Though one may doubt whether the anatomical method Is re ered 
play the important réle in taxonomy which Radlkofer and his pup : 5 wel 
believe, and may easily find matter for criticism in the introduction, the 
as flaws in the details regarding structure, the enormous _ ye 
author has performed in the production of the work disarms ge rele 
evokes only praise. The book is unquestionably a most useful one 19" 
ence, not only to the systematist, but to the histologist and to be ee 
as well. It will prove indispensable in every botanical departmt’ 
active work is in progress and will doubtless demonstrate its value 
to day. 1} inde® 
As a reference book it has one serious defect, the want of af sve tie 
The index only includes the families, and while ordinarily this will 8! 7 
desired clue, the value of the book would be greatly enhanced by 40°" 
* SOLEREDER, HANS: Systematische Anatomie der Dicotyledonen: pee 
buch fiir Laboratorien der wissenschaftlichen und angewandten we 
xii + 984. figs. 189. Stuttgart: Ferdinand Enke. 1898-1899. Me 
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