608 THE AMERICAN NATURALIST.  [Vor. XXXIV. 
the place of work afield, for which the students whom this book is 
designed to aid are likely to lack time and opportunity. With this 
exception the Lessons seem to the writer well adapted to the ends 
they are intended to meet. 
The author has an interesting style of presentation. The abun- 
dant illustrations, of which many are original, are very good. 
R.I 
Notes. — Part I of Zhe Queensland Flora, a handbook by F. Man- 
son Bailey, Colonial Botanist, recently issued, contains the orders 
Ranunculacee to Anacardiacee and is illustrated by twelve plates 
representing some of the rarer species. 
Volume II of the Meddelanden of the Botanical Institute of the 
Stockholm University contains thirteen articles covering morphologi- 
cal and physiological studies on flowering plants amd morphological 
and taxonomic studies on certain cryptogams, chiefly fresh-water 
algae. 
Mr. Holm's Studies in the Cyperacee, XII, deals with Carex filifolia 
Nuttall, from which are segregated C. e/ynoides (C. filifolia var. miser) 
aud C. oreocharis (C. filifolia var. valida). 
Messrs. J. U. and C. G. Lloyd, of Cincinnati, whose practical 
interest in botany has been shown already in many ways, have 
begun the publication of a “reproduction series” of Bulletins, the 
first of which, fresh from the press, is a facsimile of Barton's Colec- 
tions for an Essay towards a Materia Medica of the United States, 
accompanied by a biography and portrait of the author. 
PALEOBOTANY.: 
Cretaceous Plants.!— Professor Lester F. Ward, with the collabo- 
ration of W. P. Jenney, W. M. Fontaine, and F. H. Knowlton, presents 
an elaborate discussion of the cretaceous flora of the Black Hills 
in relation to the geological age of the various strata in which the 
plants occur, Eighty-six species are enumerated, of which nineteen 
belong to the Pteridophyta, forty-eight are gymnosperms, and the 
! Ward, Lester F. The Cretaceous Formation of the Black Hills as indicated 
by the Fossil Plants, U. S. Geol. Surv., 1899, pp. 525-712, Pls. LVII-CLXXII. 
