80 TWELFTH ANNUAL REPORT. 



ECHINACEA, Moench. Purple Cone-flower. 



E. angustifolia, DC. Narrow-leaved Purple Cone-flower. 



Abundant south and southwest; extending north to Anoka county, Juni, Stearns 

 county, Campbell, Grant county, Roberts, and Clay county (common), Upham. (The 

 club-shaped stems, six to nine inches high, remain standing through the winter.) 



RUDBECKIA, L. Cone-plower. 



K. laciuiata, L. Cone-flower. 



Common, or frequent, through the south half of the state and in the Red river val- 

 ley ; on Roseau river, Dawson. 



R. siibtoiiieiitosa, Pursh. Cone- flower. 

 Lapham. Stearns county, Oarrison. Southeast. 



R. hirta, L. Cone-flower. 



Common, occasionally abundant, throughout the state, excepting perhaps north- 

 eastward . 



LEPACHYS, Raf. Lepachys. 



Li. pinnata, Torr. & Gray. Lepachys. 



Frequent, in some places abundant, southward ; extending north to Minneapolis 

 (common) Roberts, Stearns county, Campbell, and in the Red river valley to Clay 

 county (common), Upham, and Pembina, Havard. 



L. coluinnaris, Torr. & Gray.* Lepachys. 



Upper Minnesota river, Geyer; near Moorhead, Leiberg, and Glyndou, Clay county, 

 Gedge; Pembina, Scott. West. 



HELIANTHUS, L. Sunflower. 



H. petiolaris, Nutt.f Sunflower. 



Dunes at Sand Hill river, Garfield, Polk county (lanceolate leaves, opposite on lower 

 half of the stem ; rays about 12, one to one and a half inches long ; disk dark-purple)^ 

 Upham. West. 



H annuus, L.J (H. ienticularis, Dougl.) Sunflower. 



Frequent iu the Red river valley; Saint Vincent, Grand Forks, and Norman county, 

 Upham. West. (Indigenous throughout the western half of the United States ; 

 referred to H. annuus, L., the cultivated sunflower, as its original and typical form, by 

 Gray in the Botany of California and American Journal of Science, series 3, xxv, 245. 

 "Gigantesque forms everywhere commonly cultivated," and occasionally adveutive.) 



♦Lepachys column akis, Torr. & Gray. Strigose-scabrous, branched from the 

 base, 1 to 2 feet high ; radical leaves usually undivided, spatulate-lanceolate, caullne 

 ones pinnately parted, the upper sessile, segments linear-lanceolate or oblong, rigid, 

 mucroiiulate, entire, rarely somewhat lobed ; disk columnar, longer than the 5 to 8 ob- 

 long or obovate-oval, recurved, yellow rays ; chaff with woolly tips. Disk l inch or 

 more long. Sorter and Cotdter's Flora of Colorado. 



IHelianthus petiolakis, Nutt. Stem erect, l to 3 feet high, strigose or hispid, 

 branching ; leaves scabrous, alternate, the lower sometimes opposite, ovate-lanceolate 

 or ovate, entire or somewhat repand-toothed, 3-nerved,on very long, slender, scabrous 

 petioles; peduncles terminal, naked, bearing solitary (usually large) heads; scales of 

 the involucre lanceolate, acute or acuminate; disk-flowers pubescent at base ; achenia 

 villous ; pappus of two chaffy awns. Heads very variable in size. Porter and Cotdter's 

 Flora of Colorado. 



tSee description of Helianthus annuus, L., on next page. 



