ae 
Uae fate egy 
A cae 
Notes and News. 473 
(1) Researches on the number of chromosomes before fertilization in 
any animal or plant; (2) New researches on the quaternary flora (o 
Belgium) and especially on the peat bogs; (3) Is there a nucleus in 
the schizophytes, and if so, what is its structure and the mode of 
division? Theses must be written in French or Flemish and sent 
under a fictitious name before August rst, 1895, to Chev. Edm. Mar- 
chal, secretary of the Academy. 
winter, he found that respiration diminished with the diminution of 
| the water; but when he operated with young tubers collected in April 
or in May and formed during the season, he found respiration aug- 
mented by a rather feeble loss of water. 
Dr. J. Gruess of Berlin publishes an extensive paper in Pringsheim’s 
Jahrbitcher f. wiss. Botanik (26: 379-437- 1894). on the behavior of 
ttachee, Griiss holds it as certain that diastase belongs to the bodies 
_ &pable of diffusion. 
- It possible to vary the flavor of legumes. by grafti , 
have a different flavor; to retard the flowering of crucl 
md oid hybridization by insects, etc., when it 1S 
tion pure); and to create new varieties by grafting 2 
aratgement but even the stem structure from IsoD! = 
avery J* Senus chiefly used, Phyllocactus, Vochting: oareaterbe 
iq ty modern one, and the changes induced in it by re, fore, he 
be artificial reversion. In these leaf-like Cactace®, : ieht cnet 
“neludes that leaf arrangement is due to the influence of 1} 
ip 
_ Revue Gén. de Bot. 6; 353. 15 S 1894. _ Gén. de 
Bot echerches morphologiques et physiologiques Sur la greffe. Rev 
& 1 
3 Rev. Gén. de 
Sur quel ay : ffe herbacée. 
ques applicat tiques de la gre 
' et 6: 356; 15'S tg ions practiq 
