41 8 FLORIT^A GEOLOGICAL SURVEY SIXTH ANNUAL REPORT. 



may be still more numerous) probably do not make up more than one or two 

 per cent of the total bulk of vegetation, and would hardly be noticed by any 

 one tiaveling by rail. As the 19 regional lists together contain about 2600 lines 

 of plant names, it is evident that the average species here listed grows in about 

 ZVz regions. (But if the lists had been made more complete this ratio would 

 be smaller, for the rarer species are naturally less widely distributed.) 



Acanthospermum, 287, 294, 31S, 324 

 Acer, 342 



Carolinianum, 404 



dasycarpum, 404 (see A. saccharin- 



um) 

 Floridanum^ 196, 205, 212, 219, 404 

 Negundo, 213, 259, 263, 404 

 rubrum, 197, 204, 219, 234, 249, 258, 

 272, 283, 292, 305. 311, 316, 322, 



331, 404 



var. tridens, 204, 2T2,- 283, 316, 404 



saccharinum, 205, 212, 215, 404 

 Actinospermum, 237, 318, 323 

 Adelia acuminata, 213, 316, 406 



ligUrStrina, 198, 214 

 Adiantum, 214 

 Aeschynoimene hispida (see next) 



Virginica, 277, 409 



viscidula, 300, 409 

 Aescu'.us, ig8, 206, 213, 220, 261, 263, 



274> 293, 306, 404 

 Afzelia cassioides, 252, 308 



pectinata, 286 

 Agalinis (see Gerardia) 

 "Air-pant," 307, 334 

 "Alder," 206, 213, 220, 235, 250, 333 

 Alotris aurea, 207, 237 



lutea, 207, 251, 324, 333 

 Allium striatum (see Nothoscordum) 

 Alnus, 206, 213, 220, 235, 250, 2>2>2> 

 Alsine pubera, 215 

 Amaranthus spinosus, 277 

 Ambrosia, 307, 309, 34i, 398 



artemisiaefo'.ia (elatior), 2741 294 



hispida? 246 

 Amelanchier, 205, 219, 403 

 Amianthium (see Chrosperma, Tra- 



cyanthus) 

 Amorpha, 198, 206, 251, 306, 317, 333, 



407, 4c8 

 Ampelopsis arborea, 197, 205, 250, 

 274, 281, 3o5, 317, 332 



quinquefolia (see Parthenocissus) 



Ampelothamnus (see Pieris phillyrei- 

 folia) 



Amsonia, 285, 318 

 Anastrophus paspaloides, 286 

 Anchistea, 246, 251, 262, 312, 2,^z^ ZZZ 

 Andromeda (see Cholisma. Leuco- 



thoe, Pieris) 

 Andropogon, 274, 293 



argyraeus, 274 



E'-liottii.? 324 



scoparius, 199,220, 263, 274,293,318 



Virginicus, 207, 227, 237, 286, 300, 

 317, 2>2Z 

 Anem'onella (see Syndesmon) 

 Angelica. 275 



Anisostichus (see Bignonia) 

 Anthemis, 199, 276 

 Apitim, 275 

 Aquilegia. 199, 200 

 Aralia, 198, 214, 220, 261, 274, 317, 323- 



2>y2; 340 

 Arenaria Caroliniana, 237 

 Argemone, 2TJ 



Arisaema Dracontium, 199, 214 

 Aristida purpurascens? 294 



spiciformis, 252, 287, 308, 334 



stricta, 206, 214, 220, 227, 236, 251, 

 262, 285. 293, 299, 307, 312, 3i7» 

 323, ZZ2) (see also Wire-grass) 

 Aristolochia, 215 



Aronia, 206. 214, 235. 262, 307, 312, 333 

 Arsenococcus (see Cho'isma ligus- 



trina) 

 Arundinaria macrosperma, 213, 215, 

 250 



tecta. 235. 261, 263, 274 

 Asarum, 220 

 Asclepias humistrata, 286 



tuberosa, 287 



variegata, 198, 220 

 Ascyrum hypericoides, 293 



microsepalum (see Crookea) 



istans, 206, 236 



