578 



GEOLOGICAL SURVEY OP CANADA. 



PAGE. 



Actsea, Linn 27 



alba, Bigelow 27 



Americana, var. a., Pursh 27 



Americana, var p., Pursh 27 



arguta, Nutt 27 



brachypetala, var. /?., Rich 27 



cimlcij'uga, Hook 27 



palmata, Hook 26 



racemosa, L 27 



ra6ra, Willd 27 



spicata, var. alba, L 27 



spicata, L., var. arguta, Torr. . . 27 

 var. rubra, Ait 27 



Actinella, Pers 250 



acaulis, Nutt 250 



lanata, Pursh 249 



Richardsonii, Nutt 250, 552 



Actinomeris, Nutt 246 



alternifolia, DC 246 



squarrosa, Nutt 246, 550 



Adenocaulon, Hook 239 



bicolor, Hook 239, 549 



Adlumia, Raf 35 



cirrhosa, Raf 35, 485 



Adoxa, L 193 



Moschatellina, L 193 



JEsculus, L 98 



Hippocastanum, L 98 



^Ethusa, L 184 



Cynapiurn, L 184 



Agriinoma, Tourn 142 



Eupatoria, L 142, 518 



var. parviflora, Hook 142 



Eupatoria, MX 142 



parviflora, Ait 142 



pilosa, Ledeb 142 



stri'ita, MX 142 



suaveolen?, Pursh 142 



Agroi-temma Githago, L 69 



Ailanthus, Desf 93 



glandulosus, Desf 93 



Ajuga.i, 380 



reptans, L 380 



Alchemilla, Tourn 142 



Aphanes, Pursh 142 



arvensis, Scop 142 



cwneifolia, Nutt 142 



occidental, Nutt 142 



vulgaris.L 142,518 



Allionia hirsuta, Pursh 395 



linearis, Pursh 395 



nyctaginea, MX 395 



Allotropa, T. & G 307 



virgata, T. & G 307, 564 



Alnus, Geertn 437 



crispa, Pursh 438 



gluuca, MX , 438 



glutiiwsa, Rich 438 



glutiitosa, Pursh 437 



incana, Willd 438 



var. gla.uca, Gr. 438 



PAGE. 



var. virescens, Wat 438 



rhombifolia, Nutt 438 



rubra, Bong 437 



serrulata, Holmes, Cat 438 



undulata, Willd 438 



viridis, DC 438 



Alsine Groenlandica, Gray 73 



Michauxii, Fenzl 72 



Alyssum, Tourn 53 



calycinum, L 53 



hyperboreum, L 52 



AMAEANTACE^E (LXXXI) 396 



Amarantus, L 396 



albus, L 397 



blitoides, Wat 397 



hypochondriacus, L 396 



paniculatus, Linn 396 



retrpflexus, L 397 



Ambrosia, Tourn 240 



acanthicarpa, Hook 241 



artemisisefolia, L 240 



coronopi/olta, T. & G 240 



elatior, L 240 



integrifolia, Muhl 240 



paniculata, Hook 241 



paniculata, MX 240 



psilostachya, DC 240 



trifida, L. 240, 549 



var. integrifolia, T. & G- .240 



Amelanchier, Medic 148 



alnifolia, Nutt 148, 522 



Botryapium, Lindl 148 



Canadensis, T. & G 148 



var. alnifolia, T. & G 148 



var. oblongifolia, T. & G. . 119 



var. oligocarpa, T. & Gr 149 



var. pumila, T. & G 148 



var. rotundifolia, T. & G. . .148 



ovalis, DC 149 



ovalis, Hook 148 



var.semi-integrifolia, Hook- 148 

 sanguinea, DC 149 



Amellus spimdosus, Pursh 209 



villosus, Pursh 209 



Amida gracilis, Nutt 248 



Ursula, Nutt 248 



Ammogeton scorzonersefolium, Schrad.278 



Amorpha, Linn 108 



canescens, Nutt 108, 506 



fruticosa, L 109 



microphylla, Pursh 109, 506 



nana, Nutt 109 



Ampelopsis, MX 97 



quinquefolia, MX 97 



Amphicarpsea, Ell 123 



monoica, Ell 123 



Amsinckia, Lehm 338 



intermedia, Fisch & Meyer.338, 568 

 lycopsoides, Lehm, var. brac- 



teosa, Gr.. .......338,568 



ANACARDIACE.E (xxx) 100 



