JANUARY 1 TO DECEMBER 31, 1968 379 



338304 to 338319— Continued 



338319. Arachis sp. 



Col. 354. Corrientes Province. Route 23, toward Paso de los Libres, 

 16 km. southeast of Mercedes. Heavy black prairie soil. Perennial. Rhi- 

 zomatous; leaflets small. Acuminate. 



338320. Arachis sp. Leguminosae. 



From Paraguay. Plant material collected by Antonia Krapovickas, North- 

 east National University, Corrientes, Argentina, and Victor Hemsy, Na- 

 tional University of Tucuman, Tucuman, Argentina. Numbered Nov. 20, 

 1968. 



Col. KHe 14444. Collected in native habitat, Cerro Cora, Amambay De- 

 partment, Paraguay, 45 km. west of Ponta Pora, Brazil. Plants erect; leaves 

 large. 



338321 to 338329. 



From Uruguay. Plant material collected by R. 0. Hammons and W. R. 

 Langford, Crops Research Division, Agricultural Research Service, Tifton, 

 Ga., and Experiment, Ga. Numbered Nov. 20, 1968. 



338321 to 338324. Arachis villosa Benth. 



338321. Col. 8. Eight km. northwest of Colonia, Playa Artilleros, 67 m. 

 from Rio de la Plata and 90 m. from road. Prostrate. Branches 

 sparse; leaves small, ciliate margins; taproot 1 cm. in diameter, 37 cm. 

 long. Well nodulated; no rhizomes; pegs vertical, to 51 cm. with 

 isthmus 7 cm. between the two locules. 



338322. Col. 10. Seven km. northwest of Colonia, 200 m. from Rio de la 

 Plata, on sand dunes. Perennial. Prostrate. Foliage sparse; leaves 

 small; petioles longer than P.I. 338321; pegs horizontal, 20 cm. long, 

 peripheral. Taprooted; no rhizomes. 



338323. Col. 12. Fourteen km. southeast of Colonia, 125 m. from Rio 

 de la Plata. Perennial. Prostrate; seeds sparse; leaves pubescent, 

 ciliate. 



338324. Col. 14. Twelve km. southeast of Colonia, 40 km. from Rio 

 de la Plata. Perennial. Prostrate; seeds few; no rhizomes; leaves 

 pubescent, ciliate. 



338325. Arachis sp. 



Col. 16. Mirador "Las Lavanderas" at Salto, 50 km. from Rio Uruguay. 

 Prostrate. Rhizomatous; leaves glabrate with ciliate margins and petioles. 

 Plants young, 5 cm. high. Flower yellow. No seed. 



338326. Arachis sp. 



Col. 17. Four km. south of Salto on bank of Rio Uruguay. Prostrate. 

 Rhizomatous; leaves glabrate with ciliate margins and petioles. Plants 

 young, 5 cm. high. 



338327. Arachis sp. 



Col. 23. Along Route 5, 30 km. northeast of Tacuarembo. Prostrate. 

 Small, dark green, rhizomatous. Flowering, no pods or pegs. Leaves 

 glabrous with ciliate margins. Leaflets small, rachis very short. 



338328. Arachis sp. 



Col. 24. Along Route 5, 74 km. north of Tacuarembo, 46 km. south of 

 Rivera. Plants prostrate, small, rhizomatous. Leaves glaucous green, ex- 

 cept ciliate margins. Leaflets small, rachis very short. No pods, pegs or 

 seed. 



