JANUARY 1 TO MARCH 31, 1917. 51 



44269 to 44372— Continued. 



44271. Ipomoea sp. Convolvulacese. 



An ornamental vine allied to our morning-glory. 



44272. Sesban sp. Fabaceae. 



"Perennial leguminous plant in low lands, March 6, 1917." (Curran.) 



44273. PsYCHOTRiA BACTERioPHiLA Valet. Rubiacese. 



From Buitenzorg, Java. Presented by the director, Jardin Botanique. 

 Received March 19, 1917. 



See S. P. I. No. 44119 for previous introduction and description. 



For notes on the interesting phenomenon of bacterial leaf nodules in Rubia- 

 ceous plants, see S. P. I. No. 44295. 



44274 to 44288. 



From China. Seeds collected by Mr. Frank N. Meyer, Agricultural Ex- 

 plorer for the Department of Agriculture. Received February 19, 1917. 



44274 and 44275. Pyrxjs spp. Maxim. Malacese. Pear. 



44274. Pyrus ussukiensis Maxim. 



"(No. 2360a. Tsunhwachow, Chihli Province, China, December 9, 

 1916.) Ta suan U, meaning 'big sour pear.' " (Meyer.) 



Scions received under No. 1272 [S. P. I. No. 44169], which see 

 for description. 



44275. Pyrus ussuriensis Maxim. 



"(No. 2361a. Tsunhwachow, Chihli Province, China, December 9, 

 1916. ) Hung hua Mian U, meaning ' red-flowered pear.' A small va- 

 riety of pear, of round, flattened shape with very long peduncle 

 (twice the diameter of the fruit). Calyx persistent ; color on top dull 

 red, at base greenish yellow. Flesh of wateiy sweet taste, becoming 

 soft later on. Probably a hybrid and possibly immune to fire-blight." 

 {Meyer.) 



44276. Pyrus -sp. 



"(No. 2362a. Peking, China, November 4, 1916.) T'ou li, meaning 

 ' joining pear,' which name also is given to Pyrus betulaefoUa, in which 

 case it has reference to the fact that this last one is used extensively as 

 a joining (i. e., grafting) stock. This number, however, is quite a differ- 

 ent pear and may prove to be a new species. A small pear, the size of a 

 crab apple, of russet color, with a very long ]ieduncle and a deciduous 

 calyx. Flesh soon becoming soft and mealy and decaying quickly." 

 ( Meyer. ) 



44277. Pyrus sp. 



"(No. 2363a. Peking, China, December 15, 1916.) SJiui pai li, mean- 

 ing 'water white pear.' A variety of Chinese pear of yellow color; me- 

 dium size; of round-oval shape; peduncle medium long; calyx per- 

 sistent. Meat Ann and sweet, but a trifle coarse. A rare variety." 

 (Meyer.) 



44278. Pyrus ussuriensis Maxim. 



"(No. 2364a. Peking, China, December 19, 1916.) The well-known 

 white pear, or ' Pai li,' which is among the pears most appreciated by 

 foreign residents in North China. The fruits are of apple shape, of pale 



