95 
rather than the conception of homologous chromosomes, as being 
the solution to the incompatibility problem. 
Respectfully submitted, 
ARTHUR H. Graves, Secretary pro tem 
MEETING oF APRIL 7, 1931 
The meeting was called to order by President Sinnott at 8:30 
P.M. at the American Museum of Natural History with fifty mem- 
bers present. 
= The following candidates were unanimously elected to mem- 
bership in the club: Mr. Hubert Vecchierello, O.F.M., St. Bona- 
venture’s College, St. Bonaventure, N.Y. ; Dr. Paul M. Patterson, 
University of South Carolina, Columbia, South Carolina; Dr. 
Flora A. Haas, A.S.T.C., Normal Station, Conway, Arkansas; 
Mr. Robert Stratton, 320 Hester Street, Stillwater, Oklahoma ; Dr. 
Grace L. Clapp, Milwaukee Downer College, Milwaukee, Wiscon- 
sin, - 
Dr. William Crocker of the Boyce Thompson Institute gave 
an interesting talk on “Gas Injury To Plants,” an abstract of which 
ollows 
All of the work, both on plants and animals, indicates that 
ethylene is an anaesthetic par excellence and has a very low de- 
gree of toxicity. In plants, in general it acts as a stimulant, 1n- 
ducing growth in certain regions of the plant or accelerating 1t in 
other regions where growth is already occurring. It also hastens 
