1*8 MICHIGAN ACADEMY OF SCIENCE. 



Corydalis aurea, Willd. 



Malva Alcea, L. 



Eryngium yucccefoliuni. Michx. 



Solidago rigida, L. 



Atriplex patuliim littorale, Gray. 



Aristolochia Serpentaria, h. 



Habenaria lacera, R. Br. 



Aletris farinosa, L. 



Smilax ecirrhata, Wats. 



Xyris flexuosa, Muhl. 



Juncus scirpoides, Lam. 



Potamogeton fluitans. Roth. 



P. pusillus, L. 



Scirpus debilis, Pursh. 



S. Smithii, Gray. 



Carex conoidea, Schk. 



C. gynocrates, Worm. 



Elymus striatus villosus, Gray. 



Eqnisetura lipvigatura. A. Br. 



FLORA OF STURGIS. AUCH., and VICINITY, ECOLOGICALLY ARRANGED. 



I. — Xerophytes. 

 A. Sterile banks and lake border.s. 



1. Ranunculus fascicularis, Muhl. Lake Minnewaukon: also waysides. 



2. Arenaria serpyllifolia, L. Also a common weed. 



3. Lespedeza violacea, Pers. Also woods, etc. 



4. L. reticulata, Pers. Lake Minnewaukon. 



5. L. Stuvei intermedia. Wats. Also dry woods.*- 



a. Cassia nictitans. L. East shore of Lake Minnewaukon. 



7. Crataegus coccinea, L. Banks of Lake Minnewaukon; common in ihih lake, etc. 



8. Solidago ulmifolia, Muhl. North shore of Minnewaukon. 



9. Hieracium Canadense, Michx. Also dry woods. 



10. Campanula rotundifolia, L. 



11. Phlox subulata, L. South shore of Lake Minnewaukon. 



12. Synthyris Houghtoniana, Beuth. South shore of Lake Minnewaukon. 



13. Stachys hyssopifolia, Michx. North shore of Lake Minnewaukon. 



14. Plantago Rugelii, Decaisne. A slender pubescent form on the shores of I^ke 



Minnewaukon: the ordinary form common around dwellings, etc. 



15. Bouteloua racemosa. Lag. South shore of Lake Minnewaukon. 



B. Barrens -and light sand. 



16. Anemone cylindrica. Gray. 



17. A. Virginiana, L. 



18. Helianthemum Canadense. Michx. 



19. I^echea major. Michx. 



20. Viola pedala, L. 



21. Ceanothus Americanns, L. 



22. Rhus copallina, L. 



23. Polygala polygama. Walt. Very rare. 



24. Lupinus perennis, L. Common along railroads. 



25. Lespedeza polystachya. Michx. 



26. L. capitata, Michx. 



27. Lathj'rus ochroleucus. Hook. Along railroads. 



28. Pimpinella integerrima, B. & H. 



29. Diervilla trifida, Moench. 



30. Solidago speciosa. Xuii. 



31. S. nemoralis. Ait. 



32. S. rigida, L. Rare along sandy roadsides. 



33. Aster sagittifolius, Willd. 



34. Antennaria plantaginifolia, Hook. 

 3.5. Gnaphalium polycephalum, Michx. 



