26 



14- *Raphaiiiis Raphanistruin L. var. pitrpitrcus (Reichenb.) 

 Domin. Growing with the species along- railroad-tracks 

 in State Fair Grounds, Salem. 



15. ^Erysimum rcpaiidum L. Along railroad-tracks, Lower Al- 



bina, Portland ; and in similar situations at Salem. 



16. *Lcpidiuui dcnsiflornm Schrad. var. pubccarpum (A. Nels.) 



Thellung. Waste ground in railroad-yards, Lower Al- 

 bina, Portland. Probably introduced from Rocky Moun- 

 tain region. 



17. *Co)iringia orienfalis (L.) Dumort. \^'ith the last, and also 



along railroad-tracks near Salem. 



18. *Roripa Armoracia (L.) Hitchc. A frequent escape to 



vacant lots and waste ground in Salem. 



19. *Ruhus piihcscens Weihe. On a dry shaly bank along the 



Oregon Electric Railroad at Salem. 



20. "^Medicago minima L. In shipyard on old ballast, Linnton, 



Portland. 



21. *Erodiit}}t acthiopiciiiii (Lam.) Brumhard & Thellung. 



Waste ground in rear of cannery, Salem. 



22. "^Oxalis cornicitlata L. Under rose-bushes on street-parking, 



Salem. 



23. ^Hibiscus Trioniim L. In a vegetable-garden, Salem. 



24. *Lycopersicuin csculcntum L. Frequent in waste places, and 



occasional on sand-bars along the Willamette River, 

 Salem. 



25. *Physalis ixocarpa Brot. Sandy waste ground in railroad- 



yards, Lower Albina, Portland. Not found in cultivation. 



26. *Masus rugosits Lour. Muddy shore of Columbia River on 



Hayden Island, opposite Vancouver, Wash. Previously 

 collected by Gorman at border of pond in Kenton, Port- 

 land. A native of tropical east Asia. 



27. Mimiilns florihnndus Lindl. Muddy shore of the Columbia 



River on Hayden Island, opposite Vancouver, Wash. 

 Noteworthy so near sea-level. 



28. Pentstemon denstus Dougl. Gravelly shore of the Willamette 



River, Eugene. Common southward and in eastern 

 Oregon. 



