219 



botanist, has \t'r\' generously contributed the results (jf his own 

 collection and stud>-. Specimens of practically all these grasses 

 may be found in the herbarium of Willamette University at 

 Salem, and many of them have also been deposited in the Gray 

 and the National Herbaria. 



1. *Digitaria humifusa Pers. Not uncommon on sand-bars 



along the Willamette River, and beginning to appear on 

 lawns about Salem (X). 



2. *Echinochloa crus-galli (L.) Beauv. Not infrequent along 



ditches and in low ground, and occasional in cultivated 

 fields. 



3. *Setaria viridis (L.) Beauv. An occasional specimen is 



found in cultivated ground and along railroad tracks, 

 but it is still to be regarded as a stray in this district. 



4. Paspaliim distichiim L. Common on muddy and sandy 



shores of the W'illamette about Salem, and apparently 

 indigenous, although far out of its ordinary range. 



5. Panicum harbipulvinatiim Nash. Common on river-shores, 



and occasional in sandy fields. Formerly referred to 

 P. capillare L., with which it seems to intergrade. 



6. Panicitm Scribnerianiim Nash. Not infrequent in dry 



soil, especially where sand or gravel predominates. 



7. Panicum pacificum Hitchc. & Chase. On gravelly prairies 



about Salem, and more frequent toward the mountains. 



8. * Paniciim miliaceiim L. An occasional waif on rubbish- 



heaps about Salem (X). 



9. Leersia oryzoides (L.) Sw. Along slow streams and on 



muddy rivershores, sometimes forming extensive colonies. 



10. * Phalaris arundinacea L. Occasional in waste places 



about Salem. The var. picta L. is not uncommon in 

 cultivation. 



11. '^'Phalaris canariensis L. A waif on rubbish-heaps about 



the State Prison, Salem. 



12. * Anthoxantlium odoratum L. Not infrequent in pastures 



and on lawns, appearing very early in spring. 



13. * Anthoxanthum Pueln Lecoq & Lamotte. Occasionally 



found in dry alkaline soil along the road-side. It has 

 probably been taken for the preceding (X). 



