INDEX TO CHAPTER XII 



I. 



2. 



3- 



4- 



5- 



6. 



7. 

 8. 



9- 



10. 



II. 



12. 



13- 

 14- 

 I5. 

 i6. 



17- 



i8. 



19- 



20. 



21. 

 22. 

 23- 



24. 



25. 

 26. 



27- 



28. 



Carolinian Whitlow-grass (Draba 

 Caroliniand)^ white. 



'FroitweeAi.Helianthemum Carta- 

 dense), yellow. 



Helianthemum corymbosum, yel- 

 low. 



Bird-foot Violet ( Viola pedata), 

 blue. 



Arrow-leaved Violet ( Viola sagit- 

 iaia), deep blue or purplish. 



Pearlwort (Sagina apetala), 

 white. 



Sagina decumbens, white. 



St. Peter's- wort (Ascyrum sians), 

 yellow. 



St. Andrew's Cross (Ascyrum 

 Crux Andreae). 



Canada St. John's-wort (^Hyperi- 

 cum Canadense), deep yellow. 



Hypericum virgatum, yellow. 



Orange - grass. Pineweed (Hy- 

 pericum nudicaule), deep yel- 

 low. 



Carolinian Cranesbill (Geranium 

 Carolinianum), pale pink. 



Seneca Snakeroot (Polygala Se- 

 nega) , white. 



Whorled Milkwort (Polygala 

 verticillata), greenish white. 



Nuttall's Milkwort (Polygala 

 Nuttallii), greenish or rose- 

 color. 



Polygala fastigiata, pink-purple. 



False or Wild Indigo (Baptisia 

 tinctoria"), yellow. 



Rattle-box (Crotalaria sagitialis), 

 yellow. 



Hoary Pea. Goat's-rue. Catgut 

 ( Tephj'osia Virginiana), pale 

 lemon and rose. 



Tephrosia spicata, red. 



Tephrosia hispidula, purplish. 



Bush-clover (Lespedeza procum- 

 bens), purple. 



Lespedeza violacea, bright purple. 



Lespedeza reticulata. 



Lespedeza Stuvei, purple. 



Lespedeza capitata. 



Lespedeza angustifolia. 



29. Stylosanthes elatior, yellow. 



30. Strophostyles peduncularis , green- 



ish white, purple. 



31. Strophostyles angulosa, greenish 



white and bluish purple. 



32. Partridge - pea (Cassia Chamae- 



cristd), bright yellow. 



33. Wild Sensitive Plant (Cassia 



nictitans), yellow. 



34. Hyssop - leaved Thoroughwort 



(Eupatorium ILyssopi/olium), 

 dirty white. 



35. Kuhnia (Kuhnia eupatorioides\ 



cream-white. 



36. Sweet Golden - rod (Solidago 



odord), yellow. 



37. Solidago puberula. 



38. Solidago tenui/olia, 



39. 'Solidago stricta. 



40. Solidago pilosa. 



41 . Golden A.steY(Ch7ysopsisfalcatd), 



golden yellow. 



42. Chrysopsis Mariana. 



43. Showy Aster (Aster spectabilis), 



purple. 



44. Aster concolor, violet. 



45. Aster ericoides, white. 



46. Aster inultijlorus , white. 



47. Narrow-leaved Sunflower (Heli- 



anthus angustif alius), yellow. 

 48 Helianthits divaricatus, yellow. 



49. Tetragonotheca helianthoides, 



pale yellow. 



50. Blue Toad-flax (Linaria Cana- 



densis), light blue. 



5 1 . Narrow-leaved Vervain ( Verbena 



angustifolia), purple. 



52. False Pennyroyal (Lsanthus Cae- 



ruleus), pale blue. 



53. Entire - leaved Skullcap (Scutel- 



laria integfifolid), blue. 



54. Scutellaria parvula, blue. 



55. Slender Lady's Tresses (Gyro- 



stachys or Spiranthes gracilis), 

 white. 



56. Little Lady'sTresses(<7)'WJ/ac/yi 



simplex), white. 



57. Twisted Yellow-eyed Gra.«s 



(Xyris tortd), yellow. 



