JULY 1 TO SEPTEMBER 30, 1923 



17 



"In 1922 the world's production of rubber 

 a mounted to 379,200 tons, of which 354,980 tons, or 

 93 per cent of the world's output, came from this 

 source. 



"In connection with the investigations now being 

 undertaken by the department for the development 

 of the rubber industry in the Western Hemisphere, 

 this important plant will receive the attention it 

 deserves with a view to establishing plantations in 

 Porto Rico and other tropical dependencies of the 

 United States." {Alfred Keys.) 



57944 to 58012. 



From Kashmir, India. Seeds collected by H V. 

 Harlan, Bureau of Plant Industry. Received 

 August 28 and September 6, 1923. Quoted notes 

 by Doctor Harlan. 



"(Nos. 205 to 358." Lyallpur. July 16, 1923.) Se- 

 cured from the botanical section of the Lyallpur 

 Agricultural College. The barleys and wheats are 

 pure lines descendant from single plants." 



57944. Crotalaria juncea L. Fabacese. 



Sunn hemp. 



"(No. 237.) Used as a fiber plant and for green 

 manure." 



57945. Eruca sativa Hill. Brassicaceae. 



Roquette. 



"(No. 232.) , A cruciferous weed which grows 



wild in the drier parts of the Punjab. Sixty 



thousand tons of seeds are collected annually for 



the extraction of oil." 



57946 to 57965. Hordeum spp. Poaceae. 



57946 to 57948. Hordeum vulgare coeleste 

 L. Six-rowed barley. 



57946. "(No. 146. June 15, 1923.) Head se- 

 lections made in a field near Sumbal. 

 Probably fall seeded." 



57947. "(No. 167. June 24, 1923.) From the 

 highest terraces on the west side of the Sind 

 Valley. Altitude between 6,500 and 6,700 

 feet. Only the upper terraces were planted 

 to this variety." 



57948. "(No. 216.) Gujar Khan." 



From near 



57949 to 57963. 

 Seringe. 



Hordeum vulgare pallidum 

 Six-rowed barley. 



57949. "(No. 145. June 15, 1923.) Head se- 

 lections made near Sumbal." 



57950. "(No. 147. June 14, 1923.) Spikes se- 

 lected in a field in Samwar near Srinagar." 



57951. "(No. 168. Mountain side, Sind Val- 

 ley. June 24, 1923.) Barley grown at a 

 slightly lower altitude than No. 167 [S. P. I. 

 No. 57947]." 



£7952. "(No. 183. June 24,' 1923.) Barley 

 from a bench on the south side of the Sind 

 Valley." 



57953. "(No. 205.) Rewari. Originally from 

 Rewari." 



57954. "(No. 206.) Lyallpur. This is the 

 standard or check variety used in the tests 

 at Lyallpur." 



57955. "(No. 207.) Mianwali. From a town 

 of that name." 



57956. "(No. 208.) Multan. From a town 

 of that name." 



57957. "(No. 209.) Giyarkhan. Originally 

 from a nonirrigated district near Rawal- 

 pindi." 



57958. "(No. 210.) Hoshiarpur. From a non- 

 irrigated area." 



57959. "(No. 211.) Lyallpur. A new selec- 

 tion of dense 6-rowed barley." 



57960. "(No. 212.) Ludhiana" 



57944 to 58012— Continued. 



57961. "(No. 213.) Baluchistan. 

 Quetta." 



57982. "(No. 214.) Nushera. A good brew- 

 ing barley." 



57963. "(No. 215.) Gujrat. From a district 

 of that name in the Punjab." 



57964. Hordeum distichon nudum L. 



Naked barley. 



"(No. 217.) Black barley from Lyallpur. 

 Two-rowed naked purple." 



57965. Hordeum vulgare coeleste L. 



Six-rowed barley. 



"(No. 218.) Kulu. A short-awned naked 

 barley from the Kangro Valley." 



57968. Lathyrus sativus L. Fabacese. 



Bittervetch. 

 "(No. 236.) Found wild and under cultiva- 



tion." 



57967. Lotus corniculatus L. 



Fabacese. 



"(No. 162. Raipur. June 18, 1923.) A yellow- 

 flowered low-growing legume growing spontane- 

 ously in an orchard." 



57968 to 57976. Medicago spp. Fabacese. 



57968. Medicago hispida apiculata (Willd.) 

 Urban. Bur clover. 



"(No. 233.) This legume grows wild in many 

 places in the Punjab. Once established it 

 comes up as a secondary growth in wheat." 



57969 and 57970. Medicago lupulina L. 



Black medick. 



57969. "(No. 149. June 15, 1923.) A low- 

 growing legume from the orchard in the 

 eld garden of Lalla Rukh at Manarbal, 

 Kashmir. Not cultivated." 



57970. "(Nos. 188 to 190. Votler. June 26, 

 1923.) This is a form with branches 4 to 

 5 feet long." 



57971 to 57976. Medicago sativa L. Alfalfa. 



57971 and 57972. "(Nos. 169 and 170. Nacim- 

 bagh. June 23, 1923.) Alfalfa was found 

 growing in nonirrigated wheat fields where 

 it had never been seeded as far as the peas- 

 ants knew. I have seen no cultivated al- 

 falfa in Kashmir. Both samples are im- 

 mature, but some seed may grow. They 

 were the ripest obtainable. Altitude 5,400 

 feet, rainfall 20 inches, winter mild." 



57971. No. 



57972. No. 170. 



57973. "(No. 195. Aishmakan. July 1, 

 1923.) Seeds of several plants found grow- 

 ing in a wheat field. No cultivated alfalfa 

 in this region." 



57974. "(No. 196. Aishmakan. July 1, 

 1923.) Seeds of a different type, later than 

 No. 195 [S. P. I. No. 57973]." 



57975. "(No. 197. Aishmakan. July 1, 

 1923.) Seeds of a single plant later tban 

 Nos. 195 and 196 [S. P. I. Nos. 57973 and 

 57974]. Probably too immature to grow." 



57976. "(No. 235.) A local strain." 



57977. Melilotus alba Desr. Fabacese. 



White sweetclover. 



"(No. 187. Votler. June 26, 1923.) This seed 

 is immature and may not germinate, but it was 

 the largest on the plants. This is the white- 

 flowered tall sort." 



57978. Melilotus indica (L.) All. Fabaceae. 



Sweetclover. 



"(No. 238.) Occurs as a weed in many places 

 in the Punjab." 



