JANUARY 1 TO DECEMBER 31, 1957 211 



240877 to 240892— Continued 



240883 and 240884. Ipomoea arborescens (Willd.) Don Convolvulaceae. 



Tree morning-glory. 



240883. Col. No. 16592. East of Hermosillo. Wild, ornamental tree; 

 branches arching; bark shining white. 



240884. Col. No. 16636. Scattered on rocky slopes, east of Moctezuma, 

 Sonora. May 19, 1957. Elevation 3,000 feet. Small wild tree; bark white. 



240885. Jacquinia pungens A. Gray Theophrastaceae. 



Col. No. 16670. San Bernardo, Sonora. Apr., 1957. Low, dense, wild, 

 evergreen shrub, sensitive to hard frost; leaves pungent- tipped. 



240886. Lotus greenei (Woot. & Stanld.) Ottley Fabaceae. Trefoil. 



Col. No. 16654. Sierra Murrieta, east of Bacanora, Sonora. May, 1957. 

 Low, spreading, perennial herb; seeding freely. 



240887. Luffa sp. Cucurbitaceae. 



Col. No. 16429. Limestone soil east of Cardenez, along road to Villa Flores, 

 Chiapas. Mar. 20, 1957. Climbing vine; fruits numerous, brindled. 



240888. Marsdenia edtjlis S. Wats. Asclepiadaceae. 



Col. No. 16671. San Bernardo, Sonora. Mar., 1957. Vine climbing on 

 shrubs and trees; green fruits edible. 



240889. Randia laevigata Standley Rubiaeeae. 



Col. No. 16595. Sierra de Mazatan, Sonora. May 12, 1957. Low spread- 

 ing tree or shrub. 



240890. Tecoma stans (L.) Juss. Bignoniaceae. 



Col. No. 16597. Caballitos. Sierra di Mazatan, Sonora. May 12, 1957. 

 Wild, spreading, fine-leaved shrub. 



240891. Tephrosia sp. Fabaceae. 



Col. No. 16566. About 45 miles north of Guaymas, Sonora. Perennial 

 wild herb; flowers reddish purple; browsed by cattle when tender. 



240892. (Undetermined.) 



Col. No. 16640. Mountain east of Guasabas, Sonora. May 21, 1957. 

 Elevation 4,000 feet. Spreading shrub. 



240893. Adenium obesum (Forsk.) Roem. & Schult. Apocynaceae. 



From Cuba. Plants presented by the Atkins Gardens and Research Laboratory, 

 Cienfuegos. Received June 21, 1957. 



240894. Dendrocalamus stricttjs (Roxb.) Nees. Poaceae. Bamboo. 



From Cuba. Seeds presented bv the Atkins Institution, Soledad. Received 

 June 24, 1957. 



240895 to 240897. Gossypium (hybrids). Malvaceae. Cotton. 



Prom Argentina. Seeds presented by the Estacion Experimental, Saenz Pena, 

 Chaco. Received June 24, 1957. 



240895. 'J. Brebbia 83'. 



240896. 'Saenz Pena M 58'. 



240897. 'Saenz Pena 85'. 



240898 to 240913. 



From New Guinea. Cuttings collected by C. O. Grassl and John M. Warner, 

 agricultural explorers, Plant Introduction Section, Crops Research Division, 

 Beltsville, Md. Received June 24, 1957. 



