Geology and Natural History. 403 
Mutisiacec, almost all American, are very prominent in Brazil, 
18 genera and 99 species. The In uloidew, a weak tribe 
are the Senecionidew (only 3 genera and 58 species), Helenioidew 
(only 9 genera and 30 species, while North America has 43 
genera and 214 species), _ especially those largely Old World 
groups, Cichoriacee, with only 4 genera and 14 species ; Anthem- 
idee, with only 4 genera a 6 species, and two of these Old 
World weeds; and above all Cynaroidew, “of which there is only, 
a single indi igenous species, a Centaurea. The ie eo site 
of this td are illustrated by 210 plates 
11. Zrilisa is the name of Cassini’s genus; not Trilisia a as it is 
printed in the Synoptical Flora o North ’ America, page 11 
the conjectural etymology of this name, Wittstein was un- 
12. Finreo ParnaTors, Flora Ttaliana,. continuata di. Teo- 
doro Caruel. oo vi, parte pritaa, pp. 3: vo. orence: 
September, 1884.—It is a great satisfaction that the Flora 
—— — after the fifth volume was arrested by the death 
of Parlatore, is now continued by the most capable of Italian 
“se Professor Caruel. The task is to be lightened by the 
codperation of two or three of his compatriots. The present 
ne takes = the ah at ac pes ptaiey samo and this part 
nymy, which is in Latin, all needful particulars follow in Italian. 
Among them a detailed description of almost every species, not 
rarely filling a page, so that the species average har 
pag he work, with all its ane too great) poss nae now 
bids fair to be worthily completed 
13. The Agricultural Grasses of the United States; by pai 
Vasey, Botanist of the epartment of Agriculture. ’Washit gti 
pet icultural Department, 1884.—In this c compact octavo volume 
, who has long and diligently studied the Grasses, pro- 
vitles a aehahs for popular use, which seems well adapted to its 
purpose. He gives deseriptions, both fairly readable and fairly 
scientific, of all the giao mms important grasses of the 
country, ‘and some others ;—through which, aided by the 120 tol- 
erably good plates, the daliaiot and stock-raiser may get to 
know tie. principal kinds with which they have se i An essay 
on the Chemical Composition of American Grasses, by Clifford 
14, Descriptive Catalogue of the North American es 
North of Mexico ; by Lucien M. Unverwoop, Ph.D. Se: arate 
issue from = “Bulletin of the > Illinois State Laboratory. ol. IT, 
