WILD FLOWERS OF CALIFORNIA 137 



1858. Bluestem Grass Andropogon barbinodis 



Two to four feet high, tufted culms. Panicles 2 to 3 inches long, consist- 

 ing of several silky white racemes. Santa Barbara to San Diego. Dry hills. 



1859. Johnson Grass Holcus halepensis 



An erect, glabrous, robust plant with extensively creeping rhizomes. 2 to 4 

 feet high with more or less spreading panicles 6 to 10 inches long. A valuable 

 hay grass in the southern states. A weed in southern California. 



II. ZOYSIEAE 



1860. Wooly Galleta Pleuraphis rigida 



Felty-pubescent, numerous culms; l/ 2 to 3 feet high, usually woolly 

 around the top of the sheath. Mohave and Colorado deserts, east to Arizona 

 and south to Mexico. 



1861. Galleta Pleuraphis Jamesii 



Resembles some of the dwarf bamboos in habit, growing 2 feet high in 

 great clumps; stems coarse, woody and much branched; stems and leaf sheaths 

 are clothed in dense white-matted pubescence which gives a striking appear- 

 ance to the grass. Driest regions of southern California and Arizona. 



III. PANICEAE 



1862. Crab Grass Digitaria sanguinalis 



An annual, usually much branched at the base. Culms 1 to 3 feet long, 

 spreading at the base or creeping and rooting at the nodes. Inflorescence 

 subdigitate, three to twelve racemes. A common weed in hoed crops. Excellent 

 pasturage. Common in southern and central California. 



1863. Knot Grass Paspalum distichum 



Resembles Bermuda grass. Culms erect from a decumbent rooting base 

 with numerous creeping rhizomes 1 to 2 feet high. Two racemes in inflores- 

 ence, one 1-3 to 1-2 inch below the other and sometimes a third below the 

 second. Along the seacoast and in .ditches in central and southern portion 

 of the state. 



1864. Panicum Arizonicum 



Jamacha, San Diego County. (The only California specimen.) 



1865. Panicum dichotomiflorum 

 Fresno. (The only specimen seen in California.) 



1866. Old Witch Grass Panicum capillare 

 Amador County. 



1867. Barb-cushioned Old Panicum barbipulvinatum 



Witch grass 

 Closely resembles Panicum capillare; annual, blades 4 to 10 inches, foliage 

 papillose-hispid, long panicles large and diffuse, finally breaking away and rallying 

 before the wind. Open ground and cultivated soil at moderate altitudes, British 

 Columbia to Texas. 



1868. Rough Stalked Panicum hirticaule 



Panic Grass 

 Sierra Nevada and San Diego. 



1869. Hog Millet (Broom- Panicum miliaceum 



corn Millet) 

 Sacramento Valley and southern California, scattered or escaped from 

 cultivation. 



