Rydberg : Studies on Rocky Mountain Flora 189 



any sign of entire leaves nor of subterranean stolons. The leaves 

 are often bipinnatifid or pinnatifid with oblong toothed, and acutish 

 segments. See also the remarks given under 5. Nclsonii. [Plate 

 6, f 3.] 



New Mexico: Santa Fe Canon, 1897, A. A. & E. Gertrude 

 Heller, 3774. 



Colorado: iZj^, Brandcgce, 346. 



Utah : Salt Lake City, 1869, 5. Watson. 



Kxplaiiatloii of Plates 



Unless otherwise stated, the drawings represent basal leaf, stem leaf selected a 

 little above the middle of the stem and the head of each species. The leaves are re- 

 duced to one half and the heads are of natural size. 



Plate 5 



1 . S. cymbalarioides Nutt. 



2. S. acutidens Rydb. 



3. .S". pauciflorus Pursh. 



4. S. Jlavovireiis Rydb. 



5 . S. Jonesii Rydb. 



6. S. subcuneatus Rydb. 



7. S. fedif alius "Rydh. 



8. S. Greggii Rydb. 



1. S. Nehonii Rydb. 



2. S. sttbiiudus DC. 



3. .S". Fendleri A. Gray. 



4. S. ros Hiatus Rydb. 



4^?. An offset of the same. 



5. S. Idahoensis Rydb. 



6. S. saliciuus Rydb. 



7. .S. Neo-Mexica)ius A. Gray. 



8. S. platylobus Rydb. 



9. S. canovircns Rydb. 



9. S. oblanceolatus Rydb. 



10. ..S". pseudaureus Rydb. 



11. S. inillelobatus Rydb. 

 I2f S. tridenticulaius Rydb. 



13. S. crocatus Rydb. 



14. S. sanguisoiboides Rydb. 



15. .5". compactus (A. Gray) Rydb. 



Plate 6 



10. .S'. longipetiolatus Rydb. (from 



type). 

 \oa. Basal leaf from Baker, Earle Of 

 Tracy, 62 j. 



11. S. multilobatns Torr. & Gray. 



12. S. aurellus Rydb. 



1 2a. Lower stem leaf of the same. 



13. S. fulgeiis Rydb. 



14. S. Plattensis Nutt. 



15. .S". 7itphrophyllus Rydb. 



