222 



47- * Koeleria cristata (L.) Pers. Rather scarce in dry gravelly 

 soil. 



48. Pleuropogon refractus (Gray) Benth. Along streams in moist 



woods in the foothills, not common. 



49. Melica suhulata (Griseb.) Scribn. In open rocky woods, 



common. Flowers very early. 



50. Melica Geyeri Munro. Occasional on roadsides near 



Salem— -probably its extreme northern extension (X). 



51. * Briza minor L. Well established in the State Fair Grounds 



at Salem. Probably introduced from Southern Oregon, 

 where it is very common (Xj. 



52. Brovins carinatus Hook. & Arn. Very common in dry soil 



everywhere, and probably often confused with the next. 



53. Bromiis marginatus Nees. In dry open places, especially 



near dwellings, very common. 



54. Bromus polyanthus Scribn. In waste-places and on street- 



parkings about Salem, appearing as if introduced (X). 



55. Bromus vulgaris (Hook.) Shear. Common in dry open 



woods. A difficult species, very variously understood by 

 Western authors. 



56. Bromus vulgaris (Hook.) Shear var. eximius Shear. With 



the last, but less frequent. 



57. * Bromtis tectorum L. Becoming common along railroad- 



tracks and in waste places (X). 



58. * Bromus tectorum L. var. nudus Klett & Richter. With 



the last, but much less common. 



59. * Bromtts villosus Forsk. Becoming very common along 



the railroads and in waste places, and threatening to 

 become a serious menace if not checked. 



60. * Bromus rubens L. An occasional specimen is found along 



railroad tracks. 



61. * Bromus sterilis L. Very common in dry sterile soil. 



62. * Bromus hordeaceus L. Perhaps our most common grass — 



abundant in dry soil everywhere, and very variable. 

 63'. * Bromus hordeaceus L. var. leptostachys Beck. In similar 



situations with the last, but not so common. 

 64. * Bromus secalinus L. Not uncommon in grain-fields, 



and occasionally cultivated. 



