184 
Crab Grass, 129. 
Cranberry, 71. 
Cranberry Tree, 59. 
Crassulacee, 52. 
Crategus, 50. 
Creeping Crowfoot, 30. 
Creeping Snowberry, 72. 
Creeping Spearwort, 30. 
Creeping Thyme, 81. 
Crowfoot Family, 29. 
Crucifera, 33. 
Cryptotemia, 57. 
Cucurbitacee, 55. 
Cudweed, 67. 
Cup Plant, 64. 
Cupressus thyoides, 12, 101. 
Cupressus (Chamecyparis), 101. 
Cupulifere, 96. 
Curled Dock, 92. 
Curled Mallow, 169. 
Currant, d1. 
Cursed Crowfoot, 30. 
Cuscuta, 85. 
Cutler, Manasseh, 15, 19, 20, 169. 
Cyanophycee, 167. 
Cylindrotheciee, 142. 
Cylindrothecium, 142. 
Cylindrothecium (Leskea), 172. 
Cynoglossum, 84. 
Cynosurus, 129. 
Cyperacee, 115. 
Cyperus, 115. 
Cypripedium, 109, 169. 
Cystoclonium, 160. 
Cystopteris, 135. 
Dactylis, 125. 
Daisy Fleabane, 63. 
Dalibarda (Rubus), 49. 
Dandelion, 69. 
Dangleberry, 71. 
Danthonia, 128. 
Daphne, 93. 
Darnel, 127. 
Dasya, 158. 
Datura, 86. 
Daucus, 56. 
Delesseria, 159. 
Deptford Pink, 37. 
Desmarestia, 165. 
Desmodiun, 45. 
Devil’s apron, 163. 
Dewberry, 49. 
Dianthus, 37. 
Diatoms, 168. 
Dicentra, 33. 
Dichelyma, 141. 
Dicksonia, 135. 
Dicraner, 138. 
Dicranum, 138, 170, 171. 
Dictyosiphon, 165. 
Didyodon, 170. 
Diervilla, 59. 
Diphyscium, 140, 170. 
Diplopappus (Aster), 62. 
Dipsacee, 60. 
Dipsacus, 60, 169. 
Distichium (Didymodon), 170. 
Ditch Stone-crop, 52. 
Dockmakie, 59. 
Dodder, 85. 
Dogbane Family, 87. 
Dog Grass (Couch), 127. 
Dog Violet, 35. 
Dog’s tail Grass, 125. 
Dog’s tooth Violet, 112. 
Dogwood Family, 57. 
Dough-balls, 158. 
Draba, 34. 
Draba Cuaroliniana, 12, 34. 
Drosera, 36. 
Droseracee, 36. 
Drummondia (Orthotrichum), 170. 
Duckweed Family, 103. 
Dulichium, 116. 
Dumontieex, 161. 
Dulse, 160. 
Dutchman's Breeches, 33. 
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