JANUARY 1 TO M.\ECH 31, 1920. 71 



49662 to 49686— Continued. 



brilliant rose-eolored or red flowers which make a very fine contrast 

 with the dark-green foliage. (Adapetd from Paxton, The Floicer Garden, 

 vol. 11, p. lis, and Sargent, Plantae Wilsonianae, vol. 1, p. .'/52.) 



49686. Styrax japonicum Sieb. and Zucc. Styracacese. 

 {S. serrulatnin Hook, f., not Roxb.) 



(Plants.) A bush or small tree, common in southern Japan, where 

 it is much cultivated on account of its ornamental appearance. The 

 leaves, very variable in size and form, are usually elliptic or narrower, 

 and the white flowers, borne in drooping cymes, are about three-fourths 

 of an inch in diameter. (Adapted from Curtis's Botanical Magazine, pi. 

 5950.) 



49687 to 49708. 



From Belgian Kongo. Seeds and bulbs collected by Dr. H. L. Shantz, 

 Agricultural Explorer for the Bureau of Plant Industry. Received 

 March 22, 1920. Quoted notes by Doctor Shantz. 



49687. Brachiaria brizantha (Hochst.) Stapf. Poaceae. Grass. 

 (Pamcum brizanthum Hochst.) 



"(No. 424. Bukama. January 15, 1920.) A tall grass, especially in 

 the higher land. Very abundant on the uplands, forming a large part 

 of the great grass cover of this grassland country, with scattered trees 

 and bushes." 



49688. Caesalpinia pulcheeeima (L.) Swartz. Csesalpiniacea?. 



"(No. 437. Bukama. January 16, 1920.) One of the most ornamental 

 shrubs of this section. The flowers are red with 10 long stamens. It is 

 extensively planted on the streets of Kongola." 



For previous introduction, see S. P. I. No. 7266. 



49689. Cpilokis paeaguaiensis Steud. Poaceae. Grass. 

 "(No. 422. Bukama. January 15. 1920.) A semiruderal which with 



Dactyloctcnhim acgyptrum constitutes the chief weed cover at Bukama. 

 It is very prolific and ripens its seeds early. It occurs even in the 

 native sod." 



For previous introduction, see S. P. I. No. 45208. 



49690. Dactyloctenium aegyptium (L.) Richter. Poacese. Grass. 

 (Eleusine aeg'yptiaca Desf.) 



"(No. 423. Bukama. January 15. 1920.) A ruderal varying greatly 

 in size; it forms a dense early growth following rains. It often looks 

 like Buchloe when reduced to one spikelet by overcrowding." 



For previous introduction, see S. P. I. No. 88017. 



49691. Dalechampia sp. Euphorbiaceae. 



"(No. 417. Bukama. January 16, 1920.) A very attractive slender 

 vine with white bracts below the flowers. It looks 3omewhat like a 

 Euphorbia." 



49692. Digitaria uxiglumis (A. Rich.) Stapf. Poaceae. Grass. 

 "(No. 438. Bukama. .January 15, 1920.) An important river-bottom 



grass with slender branched panicles." 



