BAKERJ DISTRIBUTION OF BLOOD ROOT 73 



South Dakota : Brookings Co. , Whitewood. 

 Nebraska: Council Bltiffs, Northeastern Neb. 

 Kansas: Leavenworth Co., Quindaro. 

 Oklahoma : Sha\\Tieet6wn. 

 Texas: (Marshall-Harrison Co.). 



CANADA 



Battersea, Ontario. Belleville, Nova Scotia. Kingston, Ontario 

 Peri;h, Lanark Co. St. Thomas, Elgin Co. Charcoal, Victoria 

 Co., N. S. Woodstock, N. B. Garmouth, Utopia. Park 

 Stanley, Michipicotin Island. Gloucester Co., Hammond. 

 Quebec, Montreal. Lake Superior, Oaklands near Hamilton. 

 Low Grounds, London, Toronto. 



I am indebted to Dr. Youngken of the Philadelphia College of 

 Pharmacy, Dr. Millspaugh, Ctirator of the Field Museum of 

 Natvu-al Histoiy, Dr. B. L. Robinson, Curator of Gray Herbaritun, 

 Prof. N. L. Britton, Director of Botanic Museimi, Bronx Park, 

 Prof. Stewardson Brown of the Academy of Natural Sciences, 

 Dr. F. V. Coville, U. S. National Herbariimi, and Dr. Jesse M. 

 Greenman, Herbarium of the Missouri Botanical Garden for much 

 of the above data. 



On pages 358 and 359 and from pages 382-396 in "Phytophenol- 

 ogy in its Application of "Contributions from the Botanical 

 Laboratory of the University of Pennsylvania," Dr. Marion 

 McKenzie has given some interesting records which she has made 

 on Blood Root with regard to plant growth under var^^ing condi- 

 tions of temperature and illumination. The results are not given 

 here, because it has no direct relation to my problem. 



