Rhodora 
JOURNAL OF THE 
NEW ENGLAND BOTANICAL CLUB 
Conducted and published for the Club, by 
BENJAMIN LINCOLN ROBINSON, Editor-in-Chief. 
MERRITT LYNDON FERNALD 
HOLLIS WEBSTER \ Associate Editors. 
LINCOLN WARE RIDDLE 
WILLIAM PENN RICH 
EDWARD LOTHROP RAND Publication Committee. 
Vol. 22. September, 1920 
CONTENTS: 
Francis Eugene McDonald. V. H. Chase 
Additional Notes on Amelanchier. K. M. Wiegand 
A teratological Aralia hispida. Harold St. John 
A northeastern Variety of Panicum. H. K. Svenson 
Gaultheria procumbens, forma suborbiculata, n. f. M. A Fernald 
Marsilea quadrifolia in Maine. L.H. Coburn 
Lactuca hirsuta, forma calvifolia, n. f. M. L. Fernald. 
No. 261. 
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Boston, Mass. 
1052 Exchange Building 
Providence, R. J. 
Preston and Rounds Co. 
