Rotala ramosior 591 

 Rottboeliia 92 

 eylindrica 92 

 rugosa 92 

 Roubieva 365 

 multifida 365 

 Rough Bedstraw 750 

 Rough-8talked Mead- 

 ow Grass 157 

 Roun'l-leaved Catch- 

 fly 386 

 Cornel 624 

 Dogwood 624 

 Sundew 440 

 Violet 585 

 Rowan Tree 459 

 Royal Catchfly 386 

 Rubacer 487 

 RUBIACEAE 746 

 Rubus 486 

 abbrevians 491 

 allegheniensis 489 

 amabilis 490 

 americanns 488 

 amnicolus 490 

 Andrewsianus 491 

 arcticus 488 

 argutus 490 

 amndelambs 490 

 Baileynnus 492 

 biformispinus 491 

 canadensis 



490, 492 



Chamaemorus 487 



columbianus 487 



cuneifolius 491 



elegantulus 490 



Enslenii 492 



flavinanus 489 



floricomus 491 



frondisentis 489 



frondosus 489 



fruticosus 491 



glandicaulis 489 



hispid us 492 



idaeus 486 



invisus 492 



jacens 492 



Jeckylanus 491 



junceus 489 



laciniatus 491 



Millspaughi 491 



neglect us 487 



nigri.-ans 491 

 nigrobacci'.s 



489, 490 



nutknnus 4S7 



occidentalis 487 



odoratus 487 



orarius 490 



par\'iflorus 487 



pecuiiaris 490 



pergratus 490 



permixtus 492 



vliikidelphiciis 490 



phoenicolasius 487 



pront'nhcris 492 



Randii 490 



917 



brevirostra 82 



calycina 83, 84 



cristata 83 



cuneata 82 



Eatoni 83 



Engelmanniana 82 

 gracilis 82 



graminea 83 



hastata 82 



heterophylla 82 

 isoetiformis 83 



lancifolia 82 



lati folia 81 



longirostra 81 



natans 83 



obtusa 82 



platyphylla 83 



pusilla 83 



subulata 83 



teres 83 



variabilis 82 



St. Andrew's Cross 



571 



St. John's-wort 571 



Common 573 



Family 571 



Great 572 



Kalm's 573 



Marsh 575 



Mountain 573 



Shrubby 573 



St. Peter's- wort 571 



Salicaceae 320 



SaUcornia 369 



ambigua 369 



Bigelowii 369 



europaea 369 



herbacea 369 



mucronata 369 



rubra 369 



SaUx 320 



adenophylla 324 



alba 322 



amygdaloides 321 



argyrocarpa 327 



babylonica '^22 



balsam if era 324 



Bebbiaii-a 326 



Candida 327 



chlorophylla 328 



coact-iUs 327 



cordata 323 



discolor 325 



eriocephala 325 



fluviatilis -623 



fragilis 322 



glaucophylla 323 



herbacea 32.5 



humiUs 326 



in terior 323 



longifolia 323 



longipes 321 



lucida 321 



missouriensis 323 



myrtilloides 324 

 nigra 320, S21 



pedicel laris 324 



pellita 327 



