230 The Botanical Gazette. [July, 
rains. A preliminary paper on the sa of Dane county, Wis. 
presented by Messrs. R. H. True and L. S. Cheney of the Univeeip 
of Wisconsin, and Prof. C. R. Barnes — the public address in 
the Ripon eae aA on “Asa G 
Dr. J. C. ArtH 
Science,a paper restbctore the oe = fhe Promotion of A: ncaa 
al Science at its Washington meeting, on the physiological basis forthe 
comparison of potato prudction. He concludes that to make fair 
“7 ate the seed material must be of the same weight, roughness 
n er of pieces; and that if the tuber is divided, only the same 
regions of the same weight tubers are magne 
ANNON, Asst. Surg. U. S. A., as member of the Central Di- 
vision of the In Wercbalinental Raiteey Comsbissint has collected spec- 
imens of the natural history of the various regions of Guatemala em- 
ys 0 
ri; onne 
or chief he rbaria. These plants will accordingly form part of the ex- 
nsive pale entitled, Ex Plantis Cuapmalanee guas edidit John 
Dinmi! Sm 
AST commencement of the University of Wisconsin two of 
ie ead presented were of botanical interest. r, A. M. TenByck 
read an honor thesis on the “Regermination of seed 
pe 
d Pcs £8 € odney H. 
True Labo a thesis “On certain me ies of the so- “called br 
carpous Dic ’ This will be publis ished as mes _ a revision of 
Dicrana in senart ion by Messrs. Barnes and ide 
he 
E PROGRAM Of the international botani cal congress 0 to Be sp a 
whatever language most familiar with. 
ered advisable to fix any special subjects nayee ‘discussie n, b sat" in 
nounced that A et . botanical nomenclature will be ‘rea 
accordance with O. ze’s recent book! After the congress 
committee will rint a brie account of the meetings and will pu 
also the Ohl en 
PauL SCHOTTLANDER ae found that the same differential tts 
the sexual cells of plants is possible as Auerbach has demon: Gym 
the sexual elements of anamals. Sections of ce prothallium 
ue M, Gaston Bonnier val of 
ts on the rev 
n the Gowad number Bi the Revue gen. de Botan 
a some similar but much less comprehensive oiak imen' 
seedlings shes eataiilete ¢ Sraicesstes. 
