INDEX. 



423 



PAGB 



Menziesii, Don 45 



Oregana, Wat 46 



trachycarpa, Wat 46 



Primus 318 



Virginiana, Linn., var. (?).... 318 



Psamma littoralis, Beauv 208 



Psilocarpus, Nutt 334 



Oreganus, Nutt., var. elatior, 



Gray 334 



tenellus, Nutt 334 



Pteris, Linn 262 



aquilina, Linn 262 



var. lanuginosa, Bong 262 



atropurpurea, Linn 260 



gracilis, MX 260 



lanuginosa, Bong 262 



Pycnanthemum 349 



muticum, Pres., var. pilosum, 



Gray 349 



Quercus 355 



ambigua, MX 356 



coccinea, Wang., var. ambigua, 



Gray 356 



Garry ana, Dougl 355 



Jacobi, R. Br 355 



obtusiloba, Michx 356 



rubra 356 



stellata, Wang. 356 



Ranunculus 296 



acriformis, Gray 298 



acris, Hook 298 



aquatilis, Linn 297 



var. heterophyllvs 297 



var. stagnatilis 296 



circinatus, Sibth 296 



Eschscholtzii, Schlecht 297 



Flammula, Linn., var. inter- 



medius, Hook 297 



var. reptans, Meyer 297 



hebecarpus, Hook. & Am 298 



hederaceus 297 



hispidus, Michx 298 



multifidus, Pursh., var. 



terrestris, Gray 297 



multifidus, var. (3., Hook 297 



var. y. repens 297 



muricatus 299 



nataris, C. E. Meyer 297 



Nelsoni, Gray 299 



var. tenellus, Gray 299 



nivalis, var. Eschscholtzii, Wat. 297 

 occidentalis, Nutt 299 



var. Lyallii, Gray 299 



var. robustus, Gray 299 



var. tenellus, Gray 299 



occidentalis, Gray 299 



parvulus, Linn 299 



Pcnnsylvanicus 298 



rcpens, Linn., var. hispidus , 



Torr. &Gray 298 



PAGE 



reptans, Linn 297 



septentrionalis, Poir 298 



Reboulea gracilis, Kunth 218 



Reseda, Tourn 307 



alba, Linn 307 



RESEDACE.E (cxvn.) 307 



Rhamnus 315 



Pursbiana, DC 315 



Rhus 315 



aromatica, Ait 315 



Canadensis, Marsh 315 



Rhynchospora, Vahl 1C6 



alba, Vahl 107 



alba p. fusca, Pursh 106 



capillacea, Torr 107 



fusca, Rcem. & Schultes 106 



glomerata, Vahl ] 07 



Romanzoffia 343 



Sitchensis, Bong 343 



Rosa 319 



aciculans, Lindl 320 



var. Bourgeauiana,Crepin. 320 



Engelmanni, Wat 319 



micrantha 320 



pisocarpa 320 



rubiginosa 320 



Sayii, Schwein..., 320 



Woodsii, Lindl 320 



Woodsii, Wat 320 



Rubus 319 



neglectus, Peck 319 



stellatus, Smith 31 9 



strigosus x leucodermis ..... 319 



Rumex 354 



Brittanica, Linn 354 



occidentalis 354 



orbiculatus, Gray 354 



Patientia, Linn 354 



Ruppia, Linn 90, 372 



lacustris 372 



maritima, Linn 90, 372 



Sagittaria, Linn 77, 368 



calyciria, Engel, var. spon- 



giosa, Engelm 78 



gracilis, Pursh 78 



graminea, MX 79 



hastata, Pursh 78 



heterophylla, Pursh 78 



var. rigida, Engelm 79 



latifolia, Willd 77 



obtusa, Willd 77 



rigida, Pur^h 79 



sagittifolia, MX 77 



sa'gittifolia, Pursh 77 



var. angustifolia, Hook . 77, 78 

 var. macrophylla, Hook . . 77 



var. simplex, Hook 79 



variabilis, Engelm 77, 368 



var. angustifolia, Engelm 78 

 var. diversifolia, Engelm 78 



