136 



INDEX. 



Rumex crispus 115 



Rumex obtusifolius 115 



Sagina procumbens 105 



Sagittaria latifolia 119 



SALICACEiE 117 



Salix alba 117 



Salix cor data 117 



Salix discolor 117 



Salix humilis 117 



Sambucus Canadensis — 110 



Sambucus racemosa 110 



Sandwort, Blunt-leaved . . 105 



Sandwort, Thyme-leaved. 105 



Sanguinaria Canadensis. . 104 



Sanicula Canadensis 109 



Sanicula Marylandica 109 



SANTALACEJE 116 



SAPINDACE^E 106 



Saponaria officinalis 105 



Sarracenia purpurea 104 



SARRACENIACE/E 104 



Sarsaparilla, Wild 110 



Sassafras 116 



Sassafras officinale 116 



Saxifraga Pennsylvanica . 108 



Saxifraga Virginiensis . . . 108 



SAXIFRAGACEiE 108 



Saxifrage, Golden 108 



Saxifrage, Roek 108 



Saxifrage, Swamp 108 



Scutellaria galericulata . . 115 



Scutellaria laterifolia 115 



Scrophularia nodosa 114 



SCROPHULARIACEiE .. 114 



Sedum acre 108 



Sedum telephium 108 



Senecio aureus Ill 



Senna, Wild 107 



Sericocarpus solidagineus 112 



Shad-bush 108 



Sheep-berry 110 



Shin-leaf 113 



Shepherd's Purse 104 



Sicyos angulatus 109 



Silene antirrhina 105 



Silene Cucubalus 105 



Silene dichotoma 105 



Silene noctiflora 105 



Silver-rod 112 



Sisymbrium officinale 104 



Sisyrinchium anceps 118 



Sisyrinchium angustifo- 



lium 118 



Sium cicutaefolium 109 



Skull-cap, Common 115 



Skull-cap, Mad-Dog 115 



Skunk-Cabbage 119 



Smilacina racemosa 118 



