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Index Indexed terms set in italics are in synonymy; those in capital letters are family names. Page numbers set in boldface refer to treatments of taxonomical categories. Boldface italic numerals indicate the major illustration of a plant species. Numerals set in italics refer to minor illustrative appearances. and those in roman to incidental textual references to a species. Acadian Quillwort. 1:25 ACANTHACEAE. xlvii. 1:345 Acanthus Family. 1:345 Acer. xx. 1:243 negundo. xx. 1:243.244 rubrum. 1:243,244 var. drummondii. 1:243 var. trilobum. 1:243 saccharinum. 1: 243, 244 ACERACEAE. xx. 1:243 Achyranthes philoxeroides. 1:85 Acnida altissima. 1:85 cannabina. 1:85 Aconitum. xxxiii. 1:50. 58 noveboracense. 1:58,67 ACORACEAE, xxxviii. 2:76 Acorus. xxxviii. xliii. 2:76 americanus. 2:76, 77 calamus. 2:76 Adder·s-mouth.2:347 Bog. 2:347 Aeschynomene. 1:191 virginica. 1:191, 192 Agalinis. 1:327. 338 fasciculata. 1:338 linifolia. 1:338 maritima. 1:338,339 var. grandiflora. 1:338 neoscotica. 1:338 paupercula. 1:338 var. borealis. 1:338 purpurea. 1:338,340 var. neoscotica. 1:338 var. parviflora. 1:338 tenuifolia. 1:338 virgata. 1:338 Ageratum. 1:426 Agrostis. 2:254. 285 alba. 2:285 var. palustris. 2:285 var. stolonifera. 2:285 gigantea. 2:285, 286 maritima. 2:285 palustris. 2:285 stolonifera. 2:285 var. major, 2:285 var. palustris. 2:285 Alder. 1:72 Black. 1:74 Black-. 1:243 Brook,1:74 Common. 1:74 European. 1:74 Green. 1:74 Hazel. 1:74 Hoary. 1:74 Mountain. 1:74 Oklahoma. 1:74 Red. 1:74 Seaside. 1:74 Smooth. 1:74 Speckled. 1:74 Swamp. 1:74 Tag, 1:74 White-. 1:153 Alder-leaved Buckthorn. 1:243 Alexanders. 1:262 Alisma.2:3 gramineum. 2:3. 5,6 plantago-aquatica. 2:5 var. americanum. 2:5 var. parviflorum. 2:5 subcordatum. 2:5, 7 triviale. 2:5, 7 ALISMATACEAE. xxvi. xxxv, xxxvi. xxxix. xlvi. Ii. 2:3 Alismatidae. 2:3 Alkali Cord Grass. 2:273 Alkali Grass. 2:255. 267 Alligator Weed. xvii. 1:85 Alnus. xxii. 1:72 crispa. 1:74 glutinosa. 1:72. 74, 75 incana. xxii. 1:74, 75 ssp. rugosa. 1:74 maritima. 1:72. 74, 76 rugosa. 1:74 serrulata. 1:74, 76 viridis. 1:72.74, 75 ssp. crispa. 1:74 vulgaris. 1:74 Alopecurus. 2:254. 283 aequalis. 2:280, 283 var. natans. 2:283 aristulatus. 2:283 373 carolinianus. 2:280, 283 geniculatus. 2:280, 283 var. aristulatus. 2:283 pallescens. 2:283 Alpine Marsh Violet. 1:129 Alternanthera. xlviii. 1:82. 85 philoxeroides. xvii. 1:78, 85 Amaranth. 1:85 Amaranth Family. 1:85 AMARANTHACEAE. xlviii, 1.1:82.85 Amaranthus. 1:82. 85 cannabinus. 1:85, 86 tuberculatus. 1:85 Amelanchier bartramiana. 1:188 canadensis. 1:188 American Brooklime. 1:329 American Frogbit. 2:28 American Larch. 1:28 Ammannia. 1:203.206 auriculata, 1:206 Xcoccinea. liii. 1:206,207 koehnei. 1:206 latifolia. 1:206,207 robusta, 1:206 teres. 1:206 var. exauriculata. 1:206 ANACARDIACEAE. xx. 1:245 Anacharis. xvi canadensis. 2:33 densa.2:28 occidentalis. 2:33 Anchistea virginica. 1:8 Andromeda. 1:158. 161 glaucophylla. 1:160, 161 palifolia ssp. glaucophylla. 1:161 Andropogon. 2:254. 271 glomeratus. 2:254.273,280 virginicus var. abbreviatus. 1:273 Angelica. 1:247, 262 atropurpurea. 1:262, 263 var. occidentalis. 1:262 Angiosperms. 1:35, 2:3 Annual Bluegrass. 2:267 Annual Foxtail. 2:283 Annual Salt Marsh Aster. 2:406 Antenaron virginianum. 1:88 374 Anthopogon crinitum, 1:274 APIACEAE, xxxi, xxxiii, xxxv, xxxviii, xxxix, xli, xlvii, 1:245 Apios. 1:191 americana. 1:191, 192 AQUIFOUACEAE. xxi, 1:237 ARACEAE, xxxv. xlvi. 2:76 Arborvitae. 1:28 Arecidae. 2:76 Arethusa. 2:328. 330 bulbosa. 2:330,332 Armoracia aquatica. 1:148 Iacustris, 1:148 Aronia. xxi, 1:179, 182 arbutifolia, 1:182, 183 var. gIabra. 1:182 melanocarpa. 1:182 prunifolia. 1:182 var. atropurpurea. 1:182 Arrow-arum. 2:78 Arrow-grass. 2:33 Arrow-grass Family, 2:33 Arrowhead. 2:5. 11 Arrowroot Family, 2:310 Arrow-vine, 1:88 Arrow-wood. 1:375 Southern. 1:375 Arsenococcus Iigustrinus. 1:161 Arum Arrow-. 2:78 Water-. 2: 78 Arum Family, 2:76 Arundinaria. 2:252, 255 gigantea.2:255 ssp. gigantea. 2:255. 256 ssp. macrosperma. 2:255 ssp. tecta, 2:255 ASCLEPIADACEAE. xlviii. 1:274 Asclepias. xlviii. 1:274 incarnata. 1:276, 279...

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