302 



INDEX 



[450 



References to the Flora are in brackets \ 1 



Rulac [168] 



Negundo 12,22,(168] 



Texanum 12, 22, [168] 



Rumex [105] 



Acetosella 44, [105] 



Bakeri [105] 



crispus 44, [105] 



densiflorus [105] 



obtusifolius 44, [105] 



occidentalis 11, [105] 



salicifolius 11, [105] 



RUPESTRES 35 



Rupestrine flora ....21,29, 37 



Rush 10,34,39,40, [88] 



Arizona [89] 



Baltic, mountain [88] 



chestnut [90] 



confused [89] 



Drummond's [89] 



Dudley's [89] 



grass-leaved [89] 



inland [89] 



knotted [90] 



long-styled [89] 



Merten's [90] 



reddish brown [90] 



Rocky Mountain [90] 



scouring [52] 



spike [80] 



Torrey's [90] 



three-flowered [90] 



toad [89] 



wood [90] 



Rush family [88] 



Rush-grass, filiform- [62] 



prairie [61] 



Richardson's [61] 



simple [62 J 



Ruta Baga [132] 



Rydbergia [245] 



grandiflora 42, [245] 



Rydbergia 40 



large-flowered [24 5] 



Rye, wild [78] 



Rye-grass, Italian [75] 



Sabina [54] 



scopulorum 30, [54] 



Sage 13, [207] 



barrens [247] 



Britton's [247] 



cudweed [247] 



diverse-leaved [247] 



Forwood's [246] 



lance-leaved [207] 



rock [247] 



Rockv Mountain [247] 



Scouler's [246] 



sylvan [246] 



white [110] 



Sage-brush 5, 34, [246] 



common [246] 



Sagittaria [56] 



arifolia 11, [56] 



St. Johnswort [171] 



Canadian, larger [171] 



handsome [171] 



St. Johnswort family [171] 



Salicaceae [98] 



Salicales [98] 



Salix [99] 



amygdaloides 12, [99] 



arctica petraea [100] 



Bebbiana 28, [100] 



brachycarpa 33, [100] 



caudata 28,37, [99] 



chlorophylla 39, [100] 



exigua 12, [99] 



Fendleriana [99] 



flavescens [100] 



fluviatilis 24 



glaucops 33,39, [100] 



irrorata [99] 



lasiandra Fendleriana [99] 



Iutea [99] 



luteosericea 12, [99] 



Nuttallii 24, [100] 



pentandra caudata [99] 



perrostrata 28, [99] 



petrophila 41, [100] 



pseudolapponicum 41, [100] 



rostrata [100] 



Saximontana 41, [101] 



Scouleriana 33,36, [100] 



Wolfii [99] 



Salmon-berry 29, [141] 



Nutka Sound [141] 



Salsify [255] 



Salsola [Ill] 



Tragus 45,(111] 



Salt-grass [69] 



Salt meadow-grass [73] 



slender [73] 



Saltwort [Ill] 



Salvia [207] 



lanceolata 14, [207] 



Sambucus [220] 



melanocarpa [221] 



microbotrys 26, [220] 



Sandalwood family [103] 



Sand-bur [59] 



Sand cherry, Bessey's (152] 



Sand lily [92] 



mountain {''-] 



Sandwort [116] 



