132 



Animiaceae 38. 

 Anemone virginiana 43. 

 Aristida sp. 7. 

 Arrhenatherum elatius 18. 

 Avena sativa 11, 15. 



Calamagrostis canadensis 12. 



Carduaceae 33. 



Carex pennsylvanica 6. 



picta 6. 



umbellata 1. 

 Cenchrus carolinianus 8. 

 Chaetochloa glauca 16. 



italica 13. 

 Cypeiaceae 1, 4, 6. 



Elyinv.s virginicus 42. 

 EragTostis major 21. 

 Euchlaena mexicana 27. 



Floerkea prosperpinacoides 34. 



Hepatica acutiloba 44. 

 Hordeum vulgare 14, 17. 



Juncaceae 2, 3. 

 Juncoides campestre 3. 

 Juncus diffusissimus 2. 

 tenuis 2. 



Liliaceae 45. 

 Limnanthaceae 34. 

 Lobelia inflata 35. 

 Lobeliaceae 35. 



Muhlenbergia mexicana 32. 



Panicum dichotomiflorum 8, 19, 39. 



proliferum 39. 

 Persicaria amphibii 25. 



pennsylvanica 5, 25. 

 Phleum pratense 24. 

 Physalis pubescens 31. 



subglabrata 31. 

 Poa pratensis 24. 

 Poaceae 7, 8, 9, 11, 12, 13, 14, 15, 



16, 17, 18, 19, 20, 21, 22, 23, 24, 



26, 27, 28, 32, 39, 41, 42, 43, 47. 

 Polygonaceae 5, 10, 25. 



Quamasia hyacinthina 46. 



Ranunculaceae 36, 43. 

 Ranunculus septentrionalis 36. 

 Rynchospora glomerata 4. 



Sagittai-ia latifolia 29, 30. 

 Sanicula sp. 38. 

 Scrophulariaceae 40. 

 Secale cereale 28, 47. 

 Senecio aureus 33. 

 Solanaceae 31. 

 Sorghum vxilgare 9. 

 Sporobolus neglectus 26. 

 Syntherisma sanguinale 20. 



Tiniaria scandens 10. 

 Ti-iticum vulgare 23, 41, 42. 



Veronica perigrina 40. 



Zea Mays 27. 



