JANUARY 1 TO MARCH 31, 1909. 51 



24925. Polygonum bistorta L. 



Front Berlin, Germany. Presented by Prof. Dr. A. Engler, Director of the Royal 

 Botanic Garden. Received March 12, 1909. 

 "The root of this species of Polygonum is reported to contain from 13.5 to 21 per cent 

 of tannin. Introduced to test its availability as an agricultural crop for tannin pro- 

 duction." (W. W. Stockberger.) 



Distribution. — Found throughout the temperate region of Europe and Asia, extend- 

 ing into alpine and arctic regions. 



24926. Trifolium pratense L. Red clover. 



From Knoxville, Tenn. Received through Mr. S. M. Bain, special agent, March 

 3, 1909. 

 ' • This seed is from plants which successfully resisted the attacks of Colletotrichum 

 tri/olii Bain. This disease has materially affected the successful production of clover 

 in Tennessee and elsewhere." (J. M. Westgate.) 



24927. Mangifera indica L. Mango. 



From Cavite, Luzon, P. I. Presented by Mr. Donald Maclntyre, Moanalua 

 Gardens, Honolulu, Hawaii Territory. Received March 3, 1909. 



Caraboa. The same remarks apply to this as to No. 24170. 



Distribution— A large tree, native to the tropical region of India and cultivated 

 generally in the Tropics. In America cultivated in the West Indies, in tropical 

 Mexico, and in southern Florida and southern California. 



24928 to 24933. 



From Riedoschingen, Germany. Purchased from Mr. Conrad Boehler, Alma, 

 Nebr., through Mr. J. M. Westgate. Received February 26, 1909. 



The following seeds (notes by Mr. Boehler): 



24928. Me dic ago sativa L. Alfalfa. 



Provence. This is one of the best and most productive fodder plants of 

 Germany, lasting eight to ten years. 



24929. Trifolium pratexse L. Red clover. 

 The standard legume hay crop of Germany. 



24930. Trifolium repens L. White clover. 

 This clover, harvested while in bloom, produces the well-known calf hay. 



24931. Oxobrychis viciaefolia Scop. Sainfoin. 

 Esparsette, or sainfoin, produces good, sweet hay. Lasts from six to eight 



years. 



24932. Vicla sativa L. Common vetch. 

 Especially suitable for green manuring on poor soils. May be seeded alone 



or with oats for green fodder. 



24933. Medicago lupulina L. 



An excellent weed destroyer; produces a high yield, but a rather rough fodder. 

 It can be cut but once. 



24935 and 24936. Stizolobium spp. 



From Ceylon. Presented by Mr. C. Drieberg, secretary, Ceylon Agricultural 

 Society, Colombo, Ceylon. Received March 13, 1909. 



Seeds of each of the following: 



24935. Small, black. 



24936. Gray. 

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