189 



23- Leptunis incurvatus Trin. On ballast, Linnton. 



24. Aira capUlaris Host. On sand-bars along the Santiam 



River, and in cultivated ground at Salem. 



25. Deschampsia holciformis (Presl) Steud. On dry soil at 



summit of ocean bluffs on Yaquina Head. 



26. Avena harbata Brot. Becoming common along the rail- 



road near Salem. 



27. Eragrostis cyperoides (Thunb.) Beauv. On ballast at 



Linnton. 



28. Eragrostis Orcuttiana Vasey. With the last. 



29. Panicularia occidentalis Piper. Common in ditches in 



the region about Salem. 



30. Cynosurns cristatus L. Occasional on lawns at Salem and 



Eugene. C. echinatus L. is reported by Mr. \'. R. Brad- 

 shaw as spreading rapidly in the vicinity of Eugene. 



31 . Poa trivialis L. Not uncommon in shady places throughout. 



32. Poa alcea Piper. In rocky woods at Elk Rock, Multno- 



mah County. 



33. Piicchiellia paupercida (Holm) Fern. & Weath. var. alaskana 



(Scribn. & Merr.) Fern. & Weath. Not infrequent in 

 salt-marshes and on sea-beaches along the coast. 



34. Festiica megalura Nutt. Abundant in dry soil almost 



everywhere. 



35. Festiica hromoides L. Common in cultivated ground and 



along railroads. 



36. Festiica rubra L. var. megastachys Gaudin. Occasional on 



roadsides. 



37. Scleropoa rigida Griseb. Around old buildings in the 



business district of Salem. 



38. Lolium muUiflorum Lam. Abundant in waste and culti- 



vated ground everywhere. 



39. Lolium perenne L. var. cristatum Doell. A single specimen 



in a wooded ravine near Eola, Polk County. 



40. Agropyron caesium Presl. Dry soil about light-house on 



Yaquina Head. 



41. Agropyron junceum Beauv. On ballast at Linnton. 



42. Agropyron glaucum R. &. S. With the last. 



43. Agropyron pungens (Pers.) R. & S. With the last. 



