INDEX TO ILLUSTRATIONS 



Adder's-tongue, Yellow (Erythroni- 



um Americanum), 401. 

 Agrimony, Common (^Agrimonia 



Eupatoria), 319. 

 Alder, Vfhite{CUiAraalm/olia), 519. 

 Anemone, Rue (Anemone/la thalic- 



troides), 305. 

 Arbutus, Trailing (JEpigaea repens), 



331. 

 Arrow-head {Sagittaria variabilis), 



25- 

 Asarabacca (Asarum Canadense), 383. 

 Aster dumosus, 195. 



Golden ( Chrysopsis falcatd), 431. 



Golden {C. Mariana), 433. 



Purple {A . pnniceus), 59. 



Subulatus, 99. 



Tradescanti, 151. 



White-topped (Seriocarpus cony- 

 zoides), 193. 



Balsam (Jmpatiens pallida), 5. 

 Bearberry (Arctostaphylos uvaursi), 



509. 

 Bedstraw, Rough (Galium), in fruit, 



57. 



Beech-drops, False (Monotropa hypo- 

 pitys), 471. 



Bell-flower (Campanula ranuncaloi- 

 des), 291. 



Birthroot (Trillium erectum), 399. 



Ulazing-star (Liatris spicata), 189. 



Blood-root (Sanguinaria Canaden- 

 sis), yy]. 



Blue -curls (Trichostema dichoto- 

 mum), 217. 



Brookweed(5a»!o/»J Valerandi), 17. 



Bugleweed (Lycopus Virginicus), 71. 



Bur-marigold, Larger (Bidens chrys- 

 anthemoides), 63. 



Burnet, Canadian (Poterium Cana- 

 dense), 95. 



Bur-reed (Sparganium simplex), 127. 



Bush-clover (Lespedeza procumbens), 

 421. 



Butterfly-weed (Asclepias tuberosa), 

 211. 



Calopogon ( Calopogon pulchellus ), 



75-. 

 Campion, Starry (Silene stellata), 



281. 



Cardinal-flower (Lobelia cardinalis), 



15- 

 Cassandra ( Cassandra calyculatd), 



513- 



Checkerberry (Gaultheria procum- 

 bens), 367. 



Chickweed - wintergreen ( Trientalis 

 Atnericana), 375. 



Chicory (Chicorium Intybus), 199. 



Clethra, Alder- leaved, 519. 



Coast Join tweed (Polygonella artic- 

 ulakx), 107. 



Cone-flower, Purple (Rudbeckia hir- 

 ta), 245. 



Cornel, Silky (Cornus sericea), 499. 



Corn spurrey (Spergula arvensis), 



235- 

 Corpse-plant (Monotropa unijloni), 



371. 

 Cran berry, American ( Vacciniuiii 

 iiiacrocarpon), 65. 



Dandelion, Fall (Leontodon autuin 



nnlis), 201 

 Dangleberry, 507 

 Deer-grass (Rliexia Virginica), 47. 

 Dodder, Common (Cuscuta Groiio- 



vii), 457. 



