REVIEWS. 2^ 



octavo pages and is illustrated by sixteen half-tone plates. This 

 \vork should be of interest to students of local floras, and will, no 

 doubt, stinuilate the study of these difficult plants, the willows, in 

 the region comprehended in the monograph. 



Bulletin Xo. 89, Bureau of Plant Industry, U. S. Department 

 of Agriculture, is entitled " Wild Medicinal Plants of the United 

 States " by Alice Hengel. This is a full list, so far as the plants 

 are known, giving their scientific and common names, the kinds 

 of places in which they are to be found, and the parts which are 

 used. 



The Department of Agriculture will do a good work in edu- 

 cating people up to the cultivation of many of our drug plants 

 for the market. There is in them a source of income yet little 

 appreciated. 



H. A. Gleason publishes in the Ohio Naturalist (vol. 6, No. 

 2: Dec. ]'j05) a revised annotated list of the St. John's worts 

 (Hypericaceae) of Ohio. 



John H. Schaft'ner. in the same, gives a key to the Ohio Dog- 

 wods in the Winter Condition, a paper which will be of special 

 use to teachers. 



" Free-floating Plants of Ohio " is the title of an interesting 

 little article of biological notes, also in the same journal, b\' Mabel 

 Schaffner. 



REVIEWS. 



Wild Flozccrs of California. I-"rom water-color drawings by 

 Elisabeth Hallowell S.vunders. $1.50. Philadelphia: 

 ^Mlliam M. Bains. 



L nder this title is published a collection of twelve very artistic 

 water-color sketches of some familiar Californian wild flowers. 

 Each sketch occupies a separate sheet of heavy paper, interleaved 

 with a tissue on which is printed the popular and scientific name, 

 together with a brief description of the plant in c|uestion. written 

 by Air. Charles F. Saunders. The sheets are placed unbound 

 within a heavy folder. Mrs. Saunders' work is especiallv to be 

 commended for the purity of color and the artistic arrangement, 



