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the material best adapted for this purpose, and, at the same time, 
inexpensive. Jos. SCHRENK. 
A New Botanical Association.—On the evening of March 5th 
the “Asa Grady Botanical Club” was organized in Utica, N. Y., 
with a membership of twenty-four. The officers elected were: 
President, Dr. Jos. V. Haberer; Vice-President, Miss Phelps ; 
Secretary, Prof. Geo. C. Hodges; Treasurer, Rev. W. B. Cole- 
man; Curator, Mr. W.-P. Shephard. Meetings are to be held 
every Saturday. ra 
Annals of the Royal Ymperial Natural History Museum of 
Vienna.—We have receivéd the first number of this periodical, 
containing an account of the collections which are now provision- 
ally arranged in the new museum building. Ina following number. 
we are promised an account by Dr. G. Beck, of the Flora of 
Southern Bosnia and adjacent parts of Herzegovina. The “An- 
nals” are edited by Dr. Franz Ritter von Hauer. 
Proposed Monograph of the Desmidice.—Mr. W. Barwelt 
Turner has issued a prospectus of a monograph of all known 
Desmids, to be published quarterly in about twelve parts, each 
to contain from fifteen to twenty plates. The work will be com- 
menced about October Ist, 1886, provided a sufficient number of 
subscriptions are received. 
The Evolution of Phanerogams.—The second volume of MM. 
Marion and Saporta’s work, “ L’Evolution du Régne Végétal,” 
is devoted to the Phanerogamia. These they consider to have 
sprung directly from the heterosporous Vascular Cryptogams. © 
They trace three distinct stages in this transformation, viz. : 
Progymnosperms, Gymnosperms and Metagymnosperms, and 
refer the Lepidodendrons, Sigillarias and Calamodendrons of the 
carboniferous flora to the first of these groups. (See Nature, 
Xxxii, p. 289, and Journ. Roy. Mic. Soc., vi, p. 99.) 
Death of Professor Edouard Morren—Announcement is made 
of the death of Charles-Jacques-Edouard Morren, at Liége, on 
the 23d of February, 1886. Buta short time previously we had 
received his very interesting essay, “La Sensibilité et la Motilité 
des Vegetaux.” Bruxelles, Décembre, 1885. He was perhaps 
best known as editor of “La Belgique Horticole.” Pasod 
