532 



INDEX. 



Page. 



Agrostis diffusa ii. 436 



glauca 445 



hispida 441 



involida , __ - . 439 



lateriflora 437 



laxiflora 442 



Mexico na 437 



Michauxii 442 



racemosa 437 



rupeslris 443 



scabra 442 



serotina 439 



selosa 437 



sobolifera 436 



stolonifera 441 



stricta 442 



sylvalica 436 



tenuiflora 436 



Virginica 438 



vulgaris 441 



Aira ii. 450 



ambigua 451 



aristulata 451 



atropurpurea 451 



ccspitosa 451 



flexuosa 450 



mollis 469 



obtusata 469 



pallens 452 



purpurea 455 



triflora 469 



truncata 469 



Alder ii. 202 



Aletris ii. 310 



farinosa 310 



Alexanders i. 270 



Alisma ii. 258 



parvijlora 258 



Plantago 258 



subulata 260 



trivialis 258 



ALISMACEiE ii. 258 



Alkanet ii. 86 



Allium ii. 308 



Canadense 308 



Pago. 



Allium cernuum ii. 309 



tricoccum 309 



tricorne 309 



vineale 308 



Allosorus ii. 486 



gracilis 486 



Alnaster viridis ii. 203 



Alnus — ii. 202 



crisp a 202 



glauca 202 



incana 202 



Mitchelliana _ . 203 



ovata 203 



rubra 202 



serrulata 202 



undulata 203 



viridis 203 



Alofecurus. ii. 417 



aristulatus 417 



fulvus 417 



geniculatus 417 



pratensis 417 



subaristatus . . - 417 



Alpine Bilberry i. 443 



Alsine i. 95 



glabra 96 



media 97 



Michauxii 95 



Alsine je i. 92 



Alsophila Perriniana. ii. 500 



AlthjEA i. 112 



officinalis 112 



Alum-root i. 256 



Alyssine.se i. 62 



Alyssum sativum i. 63 



Amaranth ii. 143 



Amaranth Tribe ii. 143 



AMARANTH ACE^ ; ii. 143 



Amaranthus ii. 143 



albus 144 



Blitum 144 



deflexus 144 



gra?cizans 144 



hybridus 143 



paniculatus 143 



Amaranthus pumilus.. ii. 144 



Ambrina ii. 134 



ambrosioides 135 



anthelmintica . . 135 



Botrys 134 



Ambrosia i. 375 



absynthifolia . . 376 

 artemisiaBfolia. . 376 



integ rifolia 375 



trifida 375 



Amelanchier i.225 



Botryapium 225 



Canadensis 225 



ovalis 225 



sanguinca 226 



American Centaury ii. 112 



American Ipacacuanha, i. 201 



American Larch ii. 232 



American Pitcher-plant, i. 42 



Amman nia i. 228 



humilis 228 



ramosior 228 



Ammi i. 266 



capillaceus 266 



majus 266 



Ammopiiila ii. 445 



arundinacea 445 



Ampelidecs i. 145 



Ampelopsis i. 148 



quinquefolia 148 



hederacea 148 



Amphicarp^a i. 164 



monoica 164 



sarmentosa 164 



AMYGDALEiE i. 193 



ANACARDIACEiE- i. 127 



Anagallis ii. 12 



arvensis 12 



Ananiherum Virginicum, 



ii. 478 



Anchusa ii. 86 



canescens 86 



Virginica 86 



Andrewsia paniculala, ii. 112 

 Andromeda i. 434 



