INDEX 



919 



Scutellaria lateri- 

 flora 694 

 nervosa 696 

 parvula 696 

 pilosa 695 

 saxatilis 694 

 serrata 695 

 versicolor 694 



Scurvy Grass 433 



Scutch Grass 144 



Sea Elite 369 

 Lavender 643 

 Lungwort 685 

 Milkwort 647 

 Oats 153 

 Ox-eye 833 

 Poppy 415 

 Purslane 377 

 Rocket 427 

 Rocket, Ameri- 

 can 427 

 Sand-reed 136 

 Spear Grass 160 



Seaside Alder 337 



Crowfoot 394 



Gerardia 731 



Heliotrope 680 



Plantain 745 



Spiu-ge 645 



Sedge 204 



Family 171 



Sedum 442 



acre 443 



Fabaria 443 



Nevii 443 



Nuttallianum 443 



pulchellum 443 



purpureum 443 



reflexum 443 



Rhodiola 443 



roseum 443 



stoloniferum 443 



telephioides 443 



Telephium 443 



ternatum 443 



Torreyi 443 



Seedbox 595 



Selaginella 57 



apus 58 



rupestris 57 



selaginoides 57 



spinoaa 57 



Selaginellaceae 



57 



Selenia 433 



aurea 433 



Self-heal 698 



Sempervivum 443 



tectorum 443 



Senebiera 426 



Coronopus 426 



didyma 426 



Seneca Grass 122 



Snakeroot 539 



Senecio 852 

 antennariifolius 



855 



aureus 854 



Balsamitae 



can us 



Crawfordii 



discoideus 



glahellus 



integerrimus 



Jacobaea 



lobalus 



obovatus 



palustris 



plattensis 



854 

 855 

 854 

 854 

 853 

 855 

 853 

 853 

 854 

 853 

 855 



Pseudo- Arnica 855 



Robbinsii 



Smallii 



sylvaticus 



tomentosus 



viscosus 



vulgaris 

 Senna 



Wild 504, 505 



Sensitive Brier 503 



Fern 



Joint Vetch 



Plant, Wild 

 Serapias 



Ilelleborine 

 Sericocarpus 



asteroides 



bifoliatus 



conyzoides 



linifolius 



solidagineUrS 



tortifolius 

 Serinia 



oppositifolia 

 Service Berry 

 Sesame Grass 

 Sesban 

 Sesbania 



macrocarpa 

 Sesuvium 



maritimum 



pentandrum 

 Setaria 



glauca 



imberbis 



italica 



magna 



verticillata 



viridis 

 Seymeria 



macrophylla 

 Shad Bush 

 Shag-bark Hickory 



331 

 Sheep Laurel 



Sorrel 

 Sheepberry 

 Sheep's Fescue 

 Sheep's-bit 

 Shell-bark Hickory 



331 

 Shepherd's Purse 426 

 Shepherdia 590 



argentea 590 



canadensis 590 



Sherardia 747 



arvenaia 747 



854 

 854 

 853 

 855 

 853 

 853 

 504 



45 



518 



505 



313 



313 



818 



818 



818 



818 



818 



818 



819 



862 



862 



459 



92 



514 



514 



514 



377 



377 



377 



IS 



18 



18 



19 



19 



18 



18 



729 



729 



459 



633 

 357 

 760 

 161 

 768 



Shield Fern 41 



Shin Leaf 628. 629 

 Shingle Oak 344 



Shining Willow 321 

 Shooting Star 647 

 Showy Lady's Slip- 

 per 307 

 Orchis 307 

 Shrub Yellow-root 



408 



Shrubby Altliaea 569 



Bitter-sweet 557 



Cinquefoil 4S3 



St. John's-wort 573 



Trefoil 537 



Sibbaldia 480 



procumbens 480 



Sibbaldiopsis triden- 



tata 483 



Siberian Crab 458 



Sickle-pod 438 



Sicyos 765 



angulatus 765 



Sida 567 



Elliottii 567 



hermaphrodita 567 



Napaea 567 



spinosa 567 



Sideranthics spinu- 



losus 798 



Side-saddle Flower 



440 

 Sieversia ciliata 486 

 Peckii 486 



Silene 385 



acaulis 386 



alba 386 



anglica 385 



antirrhina 385 



Armeria 385 



caroliniana 386 

 conica 385 



Cucubalus 386 



dichotoma 385 



gallica 385 



infiata 386 



latifolia 3S6 



Menziesii 385 



nivea 386 



noctiflora 385 



nutans 385 



pennsylvanica 386 

 regia 386 



rotundifolia 3S6 

 stellata 3S6 



virginica 3S6 



vulgaris 386 



Silkweeil 663 



Common 665 



Silky Cornel 624 



Willow 326 



Silphium 825 



Astoriscus 825 



integrifoliuni 825 

 laciniatuin S25 



perfoliiitiun S20 

 terebiuthiuuci'utn 

 b-'o 



trifoliatum 825 

 Silver Muple 558 



\Vc«l 4«4 



Silver-hfll Tree 649 

 Silvcrborry 590 



Silver-leave*! Poplar 

 328 

 Silvery Cinquefoil 



482 

 Silybum 859 



marianum 859 



SlMARlIlA< KAK 538 



Sinapis aUni 428 



arvenna 428 



Sisymbrium 429 



altissiinum 429 



cancscens 430 



humilis 4.'iO 



incisum 430 



Irio 4:i0 



N asturtium-<iqxuiti- 



cum 431 



officinale 429 



Sophia 430 



Thalianum 430 



Sisyrinrhium 301 



all)idum 302 



aricepa 303 



angustifolium 302 



apiculatum 303 



arenicola 303 



atlanticum 303 



campostre 302 



Farwellii 303 



flaviflorum 302 



gramiiipum 303 



graminoidea 303 



hastile 302 



intermedium 303 



montanum 303 



mucronatum 302 



strictum 303 



Sitanion longifolium 



170 



Sitiliaa 869 



caroliniana 869 



Slum 615 



angustifolium 615 



Caraonii 615 



cicutaefolium 615 



lineare 615 



Skeleton-wee*i 864 



Skullcap 694 



Mud-<loK 694 



Skunk Cabbage 258 



Currant 452 



SUH>py Catchtly 385 



Slender Blue Flag 



300 



Goranlia 731 

 Rattlesnake- root 



870 



Slippery Elm 345 



Sloe 498 



Slough Crass 142 



Small Buclos3 6S3 



Cane 171 



Cranberry 641 



