JANUARY 1 TO DECEMBER 31, 1955 229 



228412 to 229258— Continued 



228419 to 228491 — Continued 

 228469 to 228474 — Continued 



228471. G-471A. Between Chihuahua and Camargo. Recovered from 

 mixture with Bouteloua curtipendula (P.I. 216249). 



228472. G-665A. South of Monterrey. Elevation 1,800 feet. Recovered 

 from mixture with Trichachne calif ornica (P.I. 216642). 



228473. G-839A. Between Durango and Torreon. Recovered from mixture 

 with Bouteloua gracilis (P.I. 216342). 



228474. G-435. Between Chihuahua and Cuauhtemoc. 



228475. XG-174. Big Bend National Park Headquarters, Tex. Elevation 

 4,700 feet. Very gravelly clay loam; clones. 



228476. XG-177. Railroad right of way, 10 miles west of Alpine, Tex. Eleva- 

 tion 4,500 feet. Very gravelly clay loam; clones. 



228477 to 228481. From Arizona. 



228477. XG-195. Five miles southeast of Chiricahua National Monument. 

 Elevation 5,000 feet. Clay loam soil. 



228478. XG-197. Six miles south of Pearce. Elevation 5,000 feet. Very 

 dry, gravelly, sandy loam soil. 



228479. XG-201. Page Ranch, 35 miles north of Tucson. Plant very large, 

 coarse, leafy, vigorous. 



228480. XG-202. Page Ranch, 35 miles north of Tucson. Plant typical. 



228481. XG-218. Ten miles east of Superior. Elevation 4,700 feet. 



228482. XG-245. Thirty-five miles southeast of Carlsbad, N. Mex. Eleva- 

 tion 3,000 feet. 



228483. XG-256. Seven miles west of Ozona, Tex. Elevation 2,500 feet. 



228484. RF-46. Near Hensel Park, College Station, Tex. 



228485. RF-425. Sabino Canyon Near Tucson, Ariz. 



228486. RF-433. Benson, Ariz. 

 228487 to 228490. From Texas. 



228487. RF-85. Carrizo Springs. 



228488. No. RF-86. Carrizo Springs. 



228489. No. RF-54. Eight miles south of Burnet. 



228490. No. RF-11. Guy Combs Ranch 24 miles south of Marathon. Sandy 

 soil— overflow land of Maravella Creek. 



228491. No. Y-14. Three miles northeast of Noon Creek Camp, Ariz. Eleva- 

 tion 5,300 feet. 



228492 to 228501. Andropogon cirratus Hack. Texas bluestem. 



228492. No. G-1158. Thirty-eight miles south of Animas, N. Mex. Elevation 

 5,150 feet. 



2284S3 to 2284S6. Fiom Arizona. 



228493. No. G-1174. Texas Canyon, east of Tucson. Elevation 4,600 feet. 



228494. No. G-1239. Forty-four miles southeast of Tucson. Elevation 

 5,000 feet. 



228495. No. G-1250. Six miles east of Patagonia. Elevation 4,400 feet. 



228496. No. G-1273. Seventeen miles northeast of Tucson. Elevation 

 4,800 feet. 



