. 402 Muhlenbergia, Voiunie 2 



etc.; fairly common.. May, June. Pink with whitish center. 



Rosa pisocarpa Gray. Woodland rose. Small flowered 

 bnt swcellv fragrant specie."^, common i;; lowgronnd, open woods, 

 vacant lots and waste places, Raleigli street, Cornell road. Al- 

 bina. East Portland, etc. May, Jnne. Deep pink, small. 



Rosa camfornica C. & vS. California ro.sc. Infreqnent 

 in margin of woods, Canyon road, Cornell road, Fnlton, East 

 Portland, etc. May, Jnne. Pink. 



Rosa gymnocarpa Nntt. Forest rose. Common in open 

 woods and roadsides, Canyon road, Corne 1 road, etc. May, Jnne. 

 Bright pink. 



Rosa rubiginosa L. Sweelbrier. Very common in old 

 pastures, vacant lots and wasie places, Fnlton, Oswego, East 

 Portland, etc. Tlie feed capsules are relished by horses and cat- 

 tle, a fact which no doubt accounts for its rapid spread in certain 

 localities. Naturalized from Europe. May, June. Pink. 



Sanguisorba [Rnpp.] L. Burnet. 

 Sanguisokba annua Nutt. I. Annual burnet. Not un- 

 common in fields and waste ])lace«, Milwankie, Risley station, 

 etc. To some extent a native wetd. May to July. Gieenish-white. 

 Alchemilla L. Lady's mantle. 

 Alchemilla occidentalis Nutt. I. Western lady's man- 

 tle. [A. arzrns/s.) Common in fields and waste places about 

 the city. April to August. Greenish. 



Geum L. Avens. 



Geum macrophyixum Willd. 4. Large leaved avens. Com- 

 mon in open woods and waste places, Cornell road. South Port- 

 land, Lower Albina, Mt. Tabor, etc. April to July. Yellow. 

 Fragaria [Tourn.] L. Strawberry. 



Fragaria cuneifolia Nutt. 4. Wild strawbeiry. Com- 

 mon on giassy hillsides and open places, Portland Heights, Buck- 

 man's Addition, etc. March to Jnne. White. 



Fragaria californica C. & S. 4. Wood strawberry. Com- 

 mon on grassy slopes, glades and open places, Portland Heights, 

 Willamette Heights, Mt. Tabor, etc. March to June. White. 



