392 Mnlilenbergia, Volume 2 



TrautveTTERIA grandis Nutt. 4. Western false bugbane. 

 On stream banks, Mullnomali falls and westward. May to July. 

 White, small, apetalous. 



Myosurus [Dill.] L. Mousetail. 



Myosurus LKPTURUS (Gia\) Howell. I. Large mousetail. 

 Field-, roadsides and moist places. Swan island, Ross island. Oak 

 Grove, etc. April to July. Greenish, minute. 



ThauctRUM [Tonrn.] L. Meadow rue, 



Thalictrum occidentai.K Gray. 4. Western meadow rue. 

 Wet boggy ground, Happy Hollow road near Lents. April to 

 June, Greenish white. 



Anemone [Tourn.] L. Anemone, windflower. 



Anemone deltoidea Hook. 4. Deltoid anemone. In con» 

 iferous woods, Barnes road, King's Heights, Portland Heights, 

 etc.; not uncommon. April to June. White. 



Anemone oregana Gray. 4. Oregon windflower. In open 

 woods near Milwaukie. April to June. JBlue to lavender rarely 

 white. 



C1.EMATIS L. Virgin's bower. 



Clematis tjcusticifolta Nutt, 4. Western virgin's bower. 

 On rocky banks near Oswego and along Tualatin river. May to 

 August. White, 



Aquilegia [Tourn.] L. Columbine, 



Aquilegia FORMOSA Fisch, 4, Western columbine. Open 

 woods. Council Crest, Rocky Butte, Sandy Boulevard, etc. Yel- 

 low inside. This species has the greatest vertical range of all 

 plants in the present list, being found* from sea level in the vi- 

 cinity of Portland, to 7000 feet altitude in the Cascade moun- 

 tains, southern Oregon, 



Delphinium [Tourn.] L. Larkspur, 



X Delphinium Consolida L. i. Field larkspur. Infre- 

 quent in vacant lots and waste places, 20th and Overton streets 

 and elsewhere about the city. Adventive from Europe. May to 

 July. Blue or pink to white. 



Delphinium oreganum Howell. 4. Oregon larkspur. On 

 rocky ground, Oswego. May, June. Blue, 



