180 BOTANICAL GAZETTE [AUGUST 
tification; and the distribution by counties of almost all the species is shown 
upon 172 reduced maps.—J. M. C 
THE FIRST REPORT on the flora of Wyoming by the botanist of the 
Experiment station, Mr. Aven Nelson, has just appeared (May) as Bulletin 
no. 28. The list of species, with full notes, contains 1118 spermatophytes, all 
of which are represented in the herbarium of:the station. A very convenient 
feature of the report is that it also contains lists of plants reported for the 
state but hot represented in the herbarium. Fourteen new forms are described, 
eleven of them as varieties, and three as species (Aguilegia Laramiensis, 
Potentilla pinnatisecta, and Hymenopappus liguleflorus).—]. M. C. 
AccorDING TO Mr. Herbert J. Webber, who has studied the pineapple 
industry in the United States, this tropical fruit, indigenous to South America, 
rthy of con 
cultivation in Florida and the possibility of large extension, 
for the fruit may be met by home supply. Mr. Webber presents @ full r oy 
of his studies in the Yearbook of the Department of Agriculture for 1895 — 
1M. ; 
THE TUMBLING MUSTARD (Stsymbrium altissimum) has begun bs — 
the attention of those interested in agriculture. Apparently a native of 
Mediterranean region, it has spread throughout Europe, northern Africa, 
western Asia, as a troublesome weed in cultivated fiel 
During the past five years it has made extensive inroads in the C 
northwest provinces, and now it is reported from nine differe 
the United States, ranging across the continent, and as far sout ae 
Its method of seed dispersion is indicated by its popular name. —— 
ment of Agriculture has sounded a note of warning, and has given all a) 
sary information, in Circular no. 7, issued from the Division of BO 
prepared by Mr. Lyster H. Dewey.—J. M. C. . 
IT MUST BE that such books have a distinct place to fill, 
tun to third editions as has Mathews’ Familiar Flowers.’ 
striking merit in its illustrations, most of which are accurate ae 
admirable, though the author, who is likewise the artist, sometin® 
catch thetexture of his leaves. But the illustrations allow ready ! 
of the commoner attractive plants of the northeastern states: 
5‘ MATHEws, F. SCHUYLER :— Familiar flowers of field and garden, 
and illustrated, with over 200 drawings by the author, and a systematics 
floral calendar. Third edition, 12 mo. pp. viii +308. New York: 
& Co. 1896. 
