224 



30. Potentilla canadensis L. A form with double flowers, 



possibly a hybrid, is not infrequent on lawns and roadsides 

 at Salem. 



31. Vicia tetrasperma Moench. In gravel on railroad tracks, 

 Sidney Marion Co. 



32. Vicia angustifolia (L.) Roth, var. segetalis (Thuill.) Koch. 

 In dry ground along railroad near Loewi stop, Marion Co. 

 Also found on ballast at Linnton. 



33. Ailanthus glandidosa Desf. Occasional on lawns and street- 



parking at Salem. The seedlings often bear flowers in their 

 first year ! 



34. Reseda alba. L. Occasional in waste ground about Salem. 



35. Viola Sheltonii Torr. In rich woods on west slope of Spen- 

 cer's Butt, seven miles south of Eugene. A Californian 

 species, but reported from the White Salmon Valley, Wash- 

 ington, by Suksdorf. 



36. Oenothera grandiflora Ait. Common in vacant lots and 

 alleys at Independence, Polk Co. 



37. Chaerefolium Anthriscits (L.) Schinz. & Thellung. In tall 

 grass in State Fair Ground, Salem. 



38. Scandix Pecten- Veneris L. On railroad track near Chemawa, 

 Marion Co. (Specimen in herb. Willamette University, 

 Salem.) 



39. Apium graveolens L. Occasional on rubbish-heaps about 



Salem. 



40. Ligustrum vtdgare L. An occasional escape to roadsides in 



Polk Co. 



41. Convolvidus polymorphus Greene. In waste ground near 

 railroad station, Salem. Common in southwestern Oregon. 



42. Myosotis arvensis (L.) Hill. A weed in gardens, Salem. 



43. Amsinckia Menziesii (Lehm.) Nels. & Macbr. Not un- 



common in grain-fields and waste places. Most of what 

 passes as A. intermedia F. & M. and A. lycopsoides Lehm; 

 is to be referred here. 



44. Amsinckia arenaria Suksd. Occasional on railroad tracks. 

 Apparently a good species. 



