126 BOTANICAL GAZETTE. [ May, 
THE APRIL humber of the Journal isg Microscopy and hae Science contains a sketch of 
Charles Darwin, being an address by W.S. Worsley-Benison, F, L. S. 
ASEY in the Bulletin of the Pets Botanical Club sbbesiin finding tubers on Hydro- 
ae inebane: They were oblong, and from a quarter to half an inch long. 
. H. Oyster, of bei Kansas, has just lost by fire all the copies of his ‘* Cata- 
edition. 
logue 0 of the Plants of America.’’ Next winter he pate to publish a new e 
GARTENFLORA, of Ma wey 15, contains a notice r. Gray’s itecee seh oper) and 
sl an alte of his life, taken from the ‘ree sketch in the January G 
EXPLANATION of the mechanical wauses - the various me a of eEEL! is 
Bilao by K. Schumann in B deutschen botanischen Gesellschaft, iv. 53-68. 
AvG. SCHULZ records se (Ber. d. we ut. bot. Gesell. ee 5 in boos: the outer walls 
of ‘aint epidermal cells ey seainocan herbacea were foun y from the 
side walls. 
FROM THE report of the Montreal Botanic Garden we learn that there are 197 known 
botanic gardens. a has 34, Italy 23, France 20, Great Britain and Ireland 12, West 
Indies 6, oes Stat 
Pror. J. L. B af the Iowa Agricultural College, has issued a bulletin of 64 ee 
airiesirtne revised a tigi fruits, trees and shrubs from N. E. Europe, that have been 
trial on the colleg: 
THE DERS of gies GAZETTE will be interested in the complimentary dedication of a 
new genus ar ‘grasses to the well known American 2 RC ly by Feat, Hackel of Austria, 
tn ; OURNAL of the New hase Mleroseopica Society has lashed the end of its first 
year. The editor, Mr. Braman, w managed its publication tc marked success, 
finds it “oe to resign. ‘Lhe Spar is deserving a ample sup 
WE sg D CAIL attention again to the sections S 9 leaves of peri eze, to be ob 
tained of R v. J. D. King, of Fall River, Mass. They admirably‘mounted and s valiiodl 
and are en calculated for a critical study of these Suis leaf structures. 
Pinus ENGELMANNI has turned up again. Forty years ago Wisli 
mountains of Mexico a single specimen, which is now in nee Berlin ab gars Sond 
specimens of leaves and cones have lately been received at the Gray herba 
THE ALGA, Pithophora Kewensis, first found ina lily tank at the Kew sila ns and 
supposed to be tropical, has been found by Mr. Wolle, Mr. Balen and others in several lo- 
calities in eastern United States, according to the Journal of the N. ¥. Microscopical Soci 
.RKED DIFFERENCES in the structural character of the flowe ers of different vari- 
eties of the apple are a and described by Dr. Ww. J. Beal in the Fe brua ary aianbes 
of the A N mig used in hor- 
ticultural descriptions of varieties. 
Mr. JOHN MACOUN of the Survey of Canada is on : visit to Europe. Before leaving 
this country he completed the writing of Part III of the Catalogue of Canadian Plants, 
which carries it through the Conifer. This part will peek include an addendum bring- 
ing the whole work up to date, and-a complete index 
A LARGE ctvoenaralagied of side ee mosses eee EN to the late J. E. Zetterstedt is 
le, eith . The rica vie tasers a is offered for 
ents e The specimens 
and labels are in envelopes unmounted. —— Dr. es win, pos " Jonképing, Swe- 
den, using either English, French or Germ 
THE BACTERIOLOGICAL EXAMINATION of re king water is attracting much attention, 
and the remarks of Dr. Theobald Smith before the Biological awe of Washington, 
printed in the Amer. Microscopical Journal for April, are timely. Before unskilled investi- 
—_ publish results they should carefully peruse this article, and not anwittingly — 
‘Or 
seven dollars, ci 
innoezous, and that the detection of disease germs in drinking water is at present , ex- 
tremely difficult. 
