198 PLANT INVENTORY NO. 169 
275550 to 275563—Continued 
275557. Col. No. 16623. ‘Amole’. Twenty-five km. south of Bacanora, 
Sonora. Elevation 765 meters. Collected 1957. 
275558. Col. No. 16552. Volcanic cliffs, Rio Mayo near San Bernardo, 
Sonora. Plant a single rosette; leaves pliant, unarmed. Collected 
1957. 
275559. AGAVE YAQUIANA Trel. 
Col. No. 17747. Bahai San Carlos. Collected 1959. 
275560. AGAVE sp. 
Col. No. 11598. Barbara Aqua Blanco, Sonora. Collected 1952. 
275561. AGAVE sp. 
Col. No. 16603. ‘Ojahui’. Sierra de Matape, Sonora. Collected 1957. 
275562. MANFREDAsp. Amaryllidaceae. 
Col. No. 5127. Hills east of Ixtapaluca. Acaulescent herb; leaves radial, 
linear; inflorescence a scape to 1.5 meters high. 
275563. MANFREDA sp. 
Col. No. 51158. ‘Magueycilla’. Roadside between Jalapa and Ciudad 
Veracruz. Stem to one meter; leaves yellow-green, 1.8 meters long; in- 
florescence to five meters high. 
275564 to 275624. 
From the Republic of South Africa. Seeds collected by H. S. Gentry and 
A. S. Barclay, agricultural explorers, Crops Research Division, Plant 
Industry Station, Beltsville, Md. Received June 27, 1961. 
275564. ARISTIDA AMABILIS Schweickerdt Poaceae. 
Col. No. 19210. Kalihari sand, Witsands, Hay District, Cape Province. 
Coarse, caney, xerophyte growing only on, and capturing, dunes. 
275565. ARISTIDA NAMAQUENSIS (Nees) Trin. & Rupr. 
Col. No. 19211. Kalihari sand, southeast end of Langeberg Mountain, 
Hay District, C.P. Coarse caney perennial growing on dunes and sandy | 
bottomland. 
275566. ARISTIDA UNIPLUMIS Roem. & Schult. 
Col. No. 19261. Kalihari sand, 20 miles southeast of Olifantshoek, Post- 
masburg District, C.P. 
275567. ASPARAGUS LARICINUS Burchell Convallariaceae. 
Col. No. 19197. Red Kalihari sand, 20 miles northwest of Olifantshoek, 
Kuruman District, C.P. Elevation 3,800 feet. Erect shrub to 6 feet high. 
275568. ASPARAGUS sp. 
Col. No. 19213. Kalihari sand, 26 miles south of Olifantshoek, Hay Dis- 
trict, Cape Province. Low perennial. 
275569. BOSCIA ALBITRUNKA (Burch) Gilg. & Bened. Capparidaceae. 
Col. No. 19200. Kalihari sand, 12 miles southwest of Olifantshoek, 
Kuruman District, C.P. Shrub or spreading tree, much browsed by cattle. 
275570. CUCUMIS AFRICANUS L.f. Cucurbitaceae. 
Col. No. 968. Among boulders, on dolomitic soil, 26 miles north of 
Modderfontien, Prieska District, C.P. Sprawling herb; flowers yellow. 
