1220 



Index 



PAGE 



flowering 558 



yellow-fruited 558 



Ratibida 969 



columnaris 969 



columnifera 969 



pinnata 969 



Rattle-box 592 



Rattlesnake fern 40 



Rattlesnake-weed 1018 



Redbud 585 



Redtop 127 



Reed Ill 



Reed canary grass 145 



Reedgrass 125 



longleaf 126 



northern 216 



Resurrection fern 58 



Rhamnaceae 659 



Rhamnus 659 



alnifolia 660 



caroliniana 660 



caroliniana var. mollis 660 



cathartica 1072 



Frangula 660 



lanceolata 660 



Rheum Rhaponticum 1042 



Rhexia 698 



mariana 1076 



mariana var. leiosperma 699 



virginica 699 



Rhododendron nudiflorum 1079 



Rhubarb, garden 1042 



Rhus 648 



arbuscula 1071 



arbuscula 650 



aromatica 651 



Ashei 1071 



canadensis 651 



copallina 649 



copallina var. latifolia 649 



glabra 650 



glabra var. borealis 650 



glabra X typhina 650 



gymnoclada 1071 



hirta 650 



littoralis 651 



media 650 



pulvinata 650 



radicans 650 



radicans var. littoralis 651 



rufescens 650 



Toxicodendron 650 



trilobata var. arenaria 651 



typhina 650 



Vernix 649 



Rhynchospora 207 



alba 208 



PAGE 



capillacea 208 



capillacea f. leviseta 208 



corniculata 1032 



corniculata var. interior 208 



corniculata 208 



cymosa 208 



glomerata 208 



glomerata var. minor 208 



glomerata var. minor f. discutiens 209 



macrostachya 208 



Ribes 521 



americanum 521 



americanam f. mesochorum 521 



aureum 1056 



Cynosbati 522 



floridum 521 



glandulosum 1056 



gracile 522 



Grossularia 1057 



odoratum 1056 



oxyacanthoides 522 



prostratum 1056 



rotundi folium 1057 



sativum 1056 



setosum 1057 



triste 1056 



vulgare 1056 



Rice cutgrass 146 



Ricegrass 137 



Rice, Indian 146 



tribe 145 



Richardia scabra 1106 



Ricinus 641 



communis 1070 



Riverweed 1054 



Robertiella Robertiana 624 



Robinia 602 



hispida 1066 



Pseudo-Acacia 602 



Rockcress, Drummond 507 



hairy 505 



lyreleaf 507 



purple 1053 



smooth 507 



spreading 506 



toothed 506 



Virginia 505 



Rocket, dames 510 



purple 494 



Rockrose 678 



Rorippa 494 



islandica var. Fernaldiana 495 



islandica var. hispida 495 



obtusa 1052 



palustris var. glabrata 495 



palustris var. hispida 495 



sessiliflora 495 



