I>;ick, oil his ii-tiini, seeds of a miiiiber of supposedly vaUial)le plants, iiuluiliiiK 

 this grass.' An animal variety, known as Sudan (Irass, has recently conic iiito 

 cultivation, and is heginning to eseajte. Upland, Johnston in 1918. Native of .Xsi.i 

 .mil Africa. 

 Paspalum Larranagae .Vsrh. 



P.iltn S|irinKs Sl.itinn, Colorado Desert, in n'ound irrig.itcd liy the rail\v;iy 

 w.ilcr tank. Parish in 19li. Otherwise known in the st.itc from a single station in 

 Hiiilc I ouniy. .Native of Mexico. 

 Digitaria humlfusa I'ers. 



Pasadena, recently introduced. Grant in 1^1)6; l'"oster, .San Diego Count \, W. D. 

 White in IVlb. Native of Kurope. 

 Digitaria sanguinalis Scop, ('ral)grass. 



A common and long-estahlished weed in cultivated grouiuls, ;is aljiuidanl 

 thirty live years ago as now. Native of Euroi)c. 

 Panicum capillare L. var. occidcntale Kydb. P. barbipulvinatum Nash. 



Entirely confined to cultivated and waste grounds, vvlure abundant and long- 

 established, and appearing in every way like an introduced weed, but considered 

 by Hitchcock' to be native. The species itself jirobably occurs, but data are 

 wanting. 

 Panicum miliaceum I.. Broom-corn Millet. 



An occasional waif. Riverside, Reed in 1910, 1918. Upland, Johnston in 1917. 

 Native of Europe. 

 Echinochloa colona Link. Jungle Rice. 



An abundant weed in the cultivated parts of the .Salton Sink, Colorado Desert, 

 Parish in 1913; introduced by irrigating water from the bottom lands of the Colo- 

 r.iilo Ki\cr, where, it is common. Occasional in the Cismontane. (Jinnge, Mrs. 

 Bradshaw. Riverside, Reed in 1918. Upland, troublesome in garilens, Johnston in 

 1918. The most northern specimen seen is Visalia, Congdon in 1881. Native of 

 Europe. 

 Echinochloa crus-galli Beauv. Barnyard Grass. 



Naturalized in rich, damp soils of cultivated and waste grounds, and along 

 ditches. Long established; at San Bernardino as abundant in 1880 as at present. 

 Throughout the state. Native of Europe. 

 Echinochloa zelayensis Schult. 



Common in the Colorado River bottom lands (Yuma, in 1912), thence water- 

 borne to the Salton Sink, where it abounds on river banks, and along ditches. 

 Native of Mexico. 

 Setaria geniculata Beauv. S. gracilis H BK. 



A recently introduced, and increasingly frequent roadside grass in damp 

 soils. Los Angeles, Hasse in 1892, and Greata in 1900. Riverside, Parish in 1897, 

 San Bernardino in 1907, and Santa Barbara in 1916. Fresno, Griffiths, is the most 

 northern station reported. Native from Florida to Mexico. 

 Setaria lutescens Hubbard. S. glauca Beauv. Yellow Foxtail. 



Recently naturalized, and now frequent along roads and in fields; probably in- 

 troduced in foul seed grain. Rialto, Parish in 1890, and San Bernardino in 1895. 

 Riverside, Reed in 190-f. Claremont and Pomona, Johnston, in 1918. Apparently 

 introduced earlier in central California, as Hilgard" reported it in 1890 as already 

 "a terrible pest in alfalfa fields." Native of Europe. 

 Setaria verticillata L. Bristly Foxtail. 



Roadside at Upland, Johnston in 1918, the only Californian collection. Native 

 of Europe. 

 Setaria viridis Beauv. Green Foxtail. 



A recently introduced, and still infrequent, roadside grass. San Bernardino, in 

 1916. Native of Europe. 



Leersia oryzoides. Swartz. Rice Cutgrass. 



Locally established a-t a road crossing of Mill Creek, San Bernardino, in 1885; 

 now abundant for some two miles along the borders of this stream, and of Warm 

 Creek, into which it empties. The only other known station in the state is in 

 Lake County, Bolander, before 1860. Native of the western states. 



Pennisetum villosum R. Br. 



A local fugitive from ornamental cultivation. .Santa Barbara, Eastwood in 

 1908, and Parish in 1916. Ventura, Parish in 1916. Native of Abyssinia. 



Cenchrus panciflorus Benth. Bur grass. 



An increasing, but not yet frequent, pest in pastures and by roadsides, in damp 

 soils. Near Colton, Parish in 1890, and Rialto in 1913. Redlands, Greata in 1906. 

 Riverside, Reed in 1906, and "troublesome in orchards" in 1918. In the Colorado 



■■Ball, C. R., U. .S. Dept. Agric. Bur. PL Ind. Bull. 11:7. 1902. 

 ^Hitchcock, A. S., in Jepson, Fl. Cal. 91. 1912. 

 "Hilgard, \V. E. Weeds of California 47. 1891. 



