INDEX TO VOL. I. 



331 





PAGE 



J 



PAGE 



Archangelica triquinata, Hoffm. 



267 



Artemisia Dracunculus, Z. i 



326 



Arctium, Z. . 



301 



fri^ida, Willd. . 



321 



Bardana, Sm. . 



301 



glomerata, Less. 



324 



Lappa, Z, . . 



301 



Hispanica, Jacq. 



325 



Arenaria, Z. . 



97 



Hookeriana, Bess. 



322 



arctica, Steven, (Tab. XXXIV. 



A. B.) 100 



Indica, Willd, . 



322 



buxifolia, Pair. 



101 



integrifolia. Rich. 



323 



Canadensis, Pers. , 



98 



Lindleyana, Bess. 



322 



fasciculata? Pursh, , 



101 



longifolia, Nutt. 



323 



Franklinii, Dough (Tar. XXX' 



V.) 101 



Ludoviciana, Tiess. 



322 



hirta, Wormsli. , 



99 



matricarioides. Less. 



327 



juniperina, Sm, 



98 



Michauxiaiia, Bess, . 



324 



laricifolia, Z. 



98 



Nuttaliiana, Bess. 



326 



lateriflora, Z. (Tab. XXXVI.) 



102 



Prescottiana, Bess. 



324 



macrocarpa, Pursh, 



101 



Purshiana, Bess. 



323 



macrophylla, (Tab, XXXVII. i 



^. B.) 102 



sptthaiiicca, Pursh, 



S26 



nardifolia, Ledeb. (Tab. XXXI 



[.) 98 



Tilesii, Ledeb. 



324 



peploides, Z. . 



102 



virgata. Rich. . 



.321 



physodesy DC, . 



103 



virgata. Rich. . 



325 



propinqua, Rich. 



. , 97 



vulgaris, Z. . . , 



322 



Pumilio, Br. 



100 



Astragalus, Z)C'. 



148 



Purshiana, Z)C. 



102 



aboriyinorum. Rich, . , 



144 



quadrivalvis, Br. 



100 



adsurgens. Pall. 



149 



Rossii, Br, 



100 



agrestis, Dou^;!. 



148 



rubella, . , . . 



100 



alpinus, L. , . . 



145 



rubra, Z. . .* , 



98 



arenarius, Pall. 



148 



stricta, Midi. (Tab. XXXIH.) . 



99 



argentalus. Pall. 



147 



thymlfolia, Pursh, 



102 



campestris, L. . , 



147 



Terua, Z. . , , 



99 



Canadensis, Z. 



152 



Aronia arhutifolia. Ell. 



204 



Carolinianus, L. ? 



152 



arbutifolia, /3. Torr. 



204 



camosus, Nutt. 



150 



Botryapiumj Pers. 



202 



caryocarpus, Ker. 



150 



melanocarpa. Ell. 



204 



crassicarpus, Fraz. 



150 



ovalis, Pers. 



202 



deflexus. Pall. , 



148 



pyrifoliuy Pers. 



204 



diaphanus, Dougl, 



151 



sanguinea, Nutt, 



203 



x)ninimoiidii, Dougl. (Tab. LV] 



1.) 153 



Artemisia, Z. . 



321 



glareosus, Dougl. 



152 



arctica, Bess. 



323 



hypoglottis, Z. 



148 



arctica. Less. 



324 



inflexus, Dougl. . , 



151 



biennis, Willd. . 



325 



Labradoricus, Z)C. 



150 



borealis. Pa//. . 



326 



Laxinanni, Pall. , 



149 



csespitosa. Less. 



324 



lentiginosus, Dougl. 



151 



cana, Pursk, . . 



325 



lotiilorus, , ♦ 



152 



Canadensis, Mich. 



325 



tnelanocarpon, Fraz. 



130 



Chamissouiaua, i^es^. 



324 



melanocarpus, . 



150 



Columhiensis, Nutt. 



325 



missouriensis? Nutt. 



150 



desertorum, Sprnng. 



325 



montanus, Jacq. , , 



145 



discolor, Dougl. 



322 



nigrescens. Pall. 



147 



Douglasiana, ^ess, . 



323 



nitidus, Dougl. 



149 



