914 The American Naturalist. [October, 
discussion. On motion the consideration of the second recommenda- 
tion was postponed until after the others were disposed of. 
On motion the third recommendation was also postponed 
On motion the fourth recommendation was adopted unanimously. 
On motion the fifth recommendation was amended to read * That in 
determining the name of a genus or species to which two or more 
names have been given by an author in the same volume or on the 
same page of a volume, precedence shall decide. On motion it was 
adopted as amended. 
The sixth recommendation was discussed some time but was not 
brought to a vote before the club adjourned until Monday. 
Monday, Aug. 21.—On motion the chair was authorized to appoint 
a committee of two to nominate officers for the next meeting. Prof. 
A. S: Hitchcock and Dr. Erwin F. Smith were placed on this committee. 
On motion the remaining portions of the report of the committee on 
nomenclature were referred back to the committee with instructions to 
report Tuesday morning. 
The report of the treasurer was then read, showing a deficit of $6.16, 
This deficit was liquidated by —' contributions. 
The following papers were rea 
Mrs. E. G. Britton, * The gonn Bruchia in North America, with 
description of one new species.” Mrs. E. G. Britton, “The necessity 
of seeing types.” Prof. A. S. Hitchcock, “ Ampelopsis quinquefolia 
var. vitacea Knerr.” Dr. J. C. Arthur, * Exhibition of a centrifugal 
i The instrument is a new one devised by the author, cost- 
ing much less than those made in Germany. Mr. T. C. McDougal, 
“ Intertwining of tendrils.” Mrs. E. G. Britton, **Jaeger's Adum- 
bratio, and herbarium of mosses.” The whole moss herbarium of 
Jaeger on which the Adumbratio was founded has come into the pos- 
session of Columbia College. Dr. W. A. Kellerman, * Notes on the 
exploration of the flora of Ohio.” Prof. A. S. Hitchcock, “ Pollina- 
tion of GZnothera missuriensis and Pentstemon cobea.” 
Dr. D. H. Campbell, “ Prothallial stage of Ophioglossacez.” 
Records finding during the present year what are with little question 
the prothallia of Botrychium. Dr. Erwin F. Smith, * The increasing 
prevalence of a root disease of stone fruits.” Dr. C. E. Bessey, * The 
use of personal names in designating species.” Objects to the abuse of 
this practice by botanists. 
Tuesday, Aug. 22.— The following were elected officers for the next 
meeting : 
