IXDEX TO ILLUSTRATIOXS 



543 



Oak, Poison, 477. 



Orange-grass {I/ypeiiciim nudicaule), 



417. 

 Orchis, Showy (Orchis spectalnhs) , 



.391- 

 White -fringed {Ilabenaria b!e- 

 phariglottis), 79. 



Parsnip, Water {Sium cicutaefoli- 



uiii), 53. 

 Pea, Marsh {Lat/iyrus palitstris), 



145- 

 Pennywort, Water (Hydrocotyle 

 Americana), 55. 

 (//. unibellata), 121. 

 Pepper-bush, Sweet, 519. 

 Pickerel-weed {Pontederia cordatd), 



125. 

 Pimpernel {Anagalhs arvensis), 207. 

 Pine-sap, 373. 

 Pine-weed, 417. 



Pink, Deptford {^Dianthus Armeria), 

 263. 

 Moss or Ground {Phlox subu- 



lata), 293. 

 Sea- {Sabbatia g7-acilis), 103. 

 W'ild {Silene Pcnnsylvanica), 



3"- 



Pipewort, Seven-angled {Eriocaulon 



septangulaiv), 129 

 Pogonia,Whorled (/'ogonia verticil- 



lata). 389. 

 Polygala, Fringed {Polygala pauci- 



fglia), 315. 



Queen-of-the-meadoM's, 485. 



Raspberry, Purple-flowering {Rtibus 



ode rat us), 487. 

 Rattlesnake Plantain, 'Do'wny { Pera- 



miiini or Goodyon pubescens), 387. 

 Rattlesnake-root, 205. 



St. John's-wort, Canada {Hypericuiu 



Canadense), 415. 



Common (//. pei-foratum), 237. 



Marsli {Elodes campanulata), 35. 



Sarsaparilla, Wild (Aralia nudicau- 



lis), 323. 

 Saxifrage, 'Early (Saxifraga Virgini- 



ensis), 283. 

 Sea-pink {Sabbatia gracilis), 103. 

 Self-heal {Bruvella vulgaris), 219. 



Sensitive -plant. Wild {Cassia nicti- 



tatts'), 423. 

 Shin-leaf (I'yrola elliptica), 369. 

 Showy-orchis, 391. 

 Silver- rod {Solidago bicolor), 327. 



{Soli dago riigosa), 329. 

 Silverweed {Potetitilla A)iserina), 



43- 



Skull-cap, Maddog {Sctitcllaria la- 

 teriflora), 21. 



Snake-head {Cheloiie glabra), 159. 



Snow - on - the - mountain {Etiphorbia 

 tuarginata), 271. 



Sorrel, Lady's or Wood, 183. 



Spearmint {Mentha viridis), ig. 



Spring-beauty {Claytonia Virginicd), 



313 

 Star-flower, 375. 

 Star-grass (^Hypoxis erecta'), 223. 

 Stonecrop, Ditch {Penthorum sedo- 



ides), 7. 

 Succory, 199. 

 Sumach, Poison, 479. 

 Sundew, Spatulate- leaved {Drosera 



intermedia), 45. 

 Sunflower, Narrow -leaved {Helian- 

 thtis an gustif alius), 435. 

 Tall {H. giganteus), 61. 

 Wild (//. divaricatus), 437. 



Tangle, Blue [Gaylussacia frondosa), 



507- 



Tear-thumb, Arrow-leaved {Polygo- 

 num sagittatum), 165. 



Thoroughwort, Hyssop-leaved {Eu- 

 patoriiim hyssopi folium), 425. 



Toad-flax, Blue {Linaria Canaden- 

 sis), 421. 



Touch-me-not, 5. 



Trumpet-weed, 149. 



Turtle-head, 159. 



Vervain, Blue ( Verbena hastata), 



215- 



Vetchling, Marsh, 145. 



Violet, Sweet White {Viola blanda), 



139- 

 Secondary Blossoms of, 141. 

 Virgin's-bower, Common {Clematis 

 Vi7giniana), 445. 



Wake-robin, Ill-scented, 399. 

 Water-parsnip, 53. 



