44 The Botanical Gazette. [January,, 
assisted the translator in supplying paragraphs upon recent investiga 
tions, thus bringing the work fully up to the time of publication of - 
the American edition. : 
The typography and binding are satisfactory. Altogether the book 
is admirable, and no microscopical laboratory can afford to be 
without it. , 
Be 
+ 
“shh 
Minor Notices. : 
THE MyrRTLES of Brazil have just been enumerated by Hyjalmar 
Kizrskou', being a part of the work on the flora of Central Brazil ed 
ited by Eug. Warming. This characteristic Brazilian family is repre 
sented as containing 418 species, 120 of which are described as ne Wad 
Of the 13 genera, Myrcia and Lugenia contain over 300 of the species 
Myrcia is represented by 154 species, 37 of which are new, and Zugenia 
by 151 species, 52 of which are new. Only the new species are chat- 
acterized. Of the 24 plates, 12 are from drawings, chiefly showing le 
form and venation, and 12 are very good reproductions of photographs 
of herbarium sheets. - 
Dr. Joun W. HarsHBERGER has published an exhaustive account! 
maize.* He has brought together matters of great interest, and t 
contribution will make a valuable reference paper. The scope 
treatment can best be indicated by some of the titles. The chapt 
bear the titles: Botanical, Origin, Geographical Distribution, Chem 
ical, Agriculture—Physiological, Utility, Economic considerations: 
Future. Under “Botanical”, the gross anatomy, histology, and 
ography, are treated. Under “Origin”, which is a very interes 
chapter, meteorological, botanical, archeological, ethnological, ph 
logical, and historical proofs are considered, all of which are taken 
prove a central Mexican origin. “Maize originated, inall probabill 
im a circumscribed locality, above 4,500 feet elevation, north oF 
Isthmus of Tehuantepec and south of the 22nd degree of north ! 
tude, near the ancient seat of the Mayatribes. There is hardly 24° 
but that the Mayas first cultivated maize and distributed it in ev 
direction.” 
*KLERSKOU, HjALMar. —Enumeratio Myrtacearum Brasiliensium, ete. 
Pp. 200, 24 plates. Haunize, ex officina Hoffensbergiana, 1893. 
 HARSHBERGER, Joun 
D. Bo 
.—Maize: a botanical and economic study. ‘ 
trib. 1893. 
Ww 
t. Lab. Univ, Penn, 1: 2. 75-202. pl. 4. 
