Jan., 1910.] Meetings of the Biological Club. 63 



Potentilla canadensis L. Solidago nemoralis Ait. 



Qtiercus palustris Du Roi. Sorghastrtim avenaceum (]\Ix.) 

 Runiex brittanica L. Xash. 



Salix nigra Marsh. Tradescantia virginiana L. 



Salomonia biflora (Walt.) Britt. Trillium grandiflorum (Mx.) Salisb. 



Sisyrinchium angustifolium Miller. Triplasis purpurea (Walt.) Champ. 



Sisyrinchitim graminoides Bick. Viola ptibescens Ait. 

 Sium cicutaefolium Gmel. 



Errata in Lists Previotisly published: 



Instead of Arenaria stricta Mx., read Arenaria michauxii (Frenzl.) Hook f. 

 Intsead of Geum virginictun L., read Geum canadense Jacq. 

 Instead of Hordeum pusilluni Nutt., read Hordeum jubatum L. 

 Instead of Lathyrus venosus Muhl., read Lathyrus myrtifolius Muhl. 

 Instead of Panicum atlanticum Nash., read Panicum villosisimum Nash. 

 The plant in the Cedar Point herbarium labelled Rubus strigosus Mx. is 



Rubus occidentalis L. 

 Instead of Stipa spartina Trin., read Stipa spartea Trin. 

 Instead of Xanthium canadense Mill., read Xanthium commune Britt. 



MEETINGS OF THE BIOLOGICAL CLUB. 



Orton Hall, October 4, 19(J9. 



The meeting was called to order by the President, Miss 

 Detmers, and the minutes of the previous meeting were read 

 and approved. 



The Chair appointed as a committee to serve on nominations, 

 Prof. J. H. Schaffner, Prof. C. S. Prosser, and Miss Kate Blair. 



Prof. Landacre moved that the Executive Committee be 

 instructed to ask Prof. G. W. Knight to talk, at the December 

 meeting, upon the Darwin Centenary at Cambridge, England. 

 Motion carried. 



The program consisted of reports of summer work bv the 

 members. 



Prof. J. H. Schaffner worked at the Lake Laborator\' in the 

 early part of the simimer, and in conjunction with Prof. M. E. 

 Stickney, and Miss Clara A. Davies added about eighty plants to 

 the Cedar Point list. After returning, he did some work on 

 leaf markings. 



Prof. F. L. Landacre spoke of the work of the Lake Lab- 

 oratory. 



Prof. Hambleton spent part of the summer at the Lake Lab- 

 oratory, and collected Hymenoptera. He also worked out the 

 life history of Corizus lateralis. 



Prof. W. C. Morse finished his work on the Waverlv for- 

 mations of Eastern Kentuckv, and also worked on the Maj^Ue 



limestone /^^^'K^ 



Ilu (library!- 



/4 



