Overrox : Uber Parthenogenesis bei Thalictrum purpurascens. Berlin, 1904. 
YenDo : À Study of the Genicula of Corallinæ. Tokyo, 1904. 
WATTERSON : The effect of chemical irritation on the respiration of Fungi 
New-York, 1 
ENGLER : Uber die Vegetationscerhältnisse der Somalilandes. Berlin, 1904. 
Polymorphe Pflansentypen der nürdlich gemässigten Zone. 
Berlin, 1904 
BOODLE : ‘The Structure of the Leaves of the Bracken {Pteris pe re in 
relation to Environment (Linnean Society's Journal, XXXW\ 
On the Occurrence of Secondary Xylem in Psilotum (Anb. of 
hs 1904). 
H.-M. Wano : Trees. Handbook of Forest-Botany. Vol. I. Buds and Twigs. 
Cambridge, 
1904. 
B.-E. LivinGsron : Further notes on the ler cts of polymorphism in 
en Algac. Chicago, ? 
 gre 
The effect of the osmotic pressure of the medium upon 
the préeit and reproduction of organisms. Chicago, 1903. 
BuscaLiont : Sulla cauliflorià (Malpighia, Vol. XVI). 
Foussar : Ethérisation et chloroformisation des plantes. Paris, 4904. 
Rosensere : Uber die reduktionsteilung in Drosera. Stockholm 
SaLmox : On Erysiphe Graminis DC. and its adaptive parasitism within 
nus Bromus. Berlin 
the ge 1904. 
On spécialisation of parasitism the Erysiphaceae (The nee 
Phytologist, 1904). 
Darpismire : Observations on Mamillaria elongata (Ann. of Botany, ge 
LinssauE : Orientierende Versuche über das Zustandekommen der Lic 
lage ot Blätier. Wien, 1904, 
J.-W. : Die mutatio nstheorie. Leip pzig, 1908. 
Dance : as culture du Tabac a la Niels. Bordeaux, nr 
des fleurs (Rec. des trav. bot. Néerl., N°1 ie 
ere Ueber. gigentümlich gistattte Maserbildungen an Zweige? von 
Fague syloatica (Ibid). 
Enr : Ueber den Einfluss des Lichtes auf die Pistehion des Carotins 1 
“ auf die Zersetzung der Ensyÿme (Ibid. 2 
 MATTHAEI : n vegetable assimilation and respi- 
ration. — W. On the efrect (4 temperature on carbon-diotide assimilation. 
London n, 1904. 
_ phaceae. 
Lagenostoma Lomazxi, with à Statement oi the Evidence u 
se to Laine nodèndron. London. 1904. 
A Po 
L : 
we “accian. ee Berlin, 1906. 
 TecEsnn : se 
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10 
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SALMOx : Cultural experiments with « Biologie Forms » of the ré ss 
eae. London, 1 
F.-W. Ourver and DH. Scorr : On the Structure of the Palæozoic . 4 
ps which it 
