82 
Rubus odoratus see 
Rubacer odoratus 
Rubus triflorus 
P. Dearnessii, 64 
Rudbeckia laciniata 
P. Rudbeckiae, 14 
Sabal Palmetto 
P. Palmetto, 12 
Salix lucida 
P. apicalis, 52 
Sanguinaria canadensis 
P. Sanguinariae, 38 
Sapium sebiferum 
P, Stillingiae, 49 
Saponaria officinalis 
P. tenerrima, 32 
Sapota Achras 
P. Sapotae, 23 
Sassafras officinale see 
Sassafras Sassafras 
Sassafras Sassafras 
P. Sassafras, 49 
Scutellaria galericulata 
P, decidua, 60 
Sechium edule 
P. Sechii, 36 
Senecio dispar 
P. Garrettii, 61 
Serratula arvensis see 
Cirsium arvense 
Sicyos angulatus 
P. sicyna, 30 
Sida spinosa 
P. spinosa, 16 
Silene antirrbina 
P. Silenes, 16 
Silene noctiflora 
P. pallida, 36 
Smilacina see 
Vagnera 
Smilax hispida 
P. hispida, 57 
Solanum carolinense 
P. Duleamarae, 34 
P. Solani, 15 
Solanum Dulcamara 
P. Dulcamarae, 34 
P. perforans, 59 
Solanum Melongena 
P. hortorum, 34 
P. Solani, 15 
Solanum rostratum 
P. Dulcamarae, 34 
Solidago confinis 
P. sphaeropsispora, 14 
Solidago missouriensis 
P. gallicola, 14 
Solidago rigida 
P. similispora, 14 
Solidago sp. 
P. gallicola, 14 
Sophora secundiflora 
P. Sophorae, 73 
Sophora speciosa see 
Sophora secundiflora 
Stachys palustris 
P. palustris, 62 
Stachys tenuifolia 
P. decidua, 60 
NORTH AMERICAN FLORA (VoLUME 6 
Staphylea trifolia 
P. Staphyleae, 45 
Steironema ciliatum 
P. decidua, 60 
P. Steironematis, 30 
Stillingia sebifera see 
Sapium sebiferum 
Stizolobium Deeringianum 
P. Mucunae, 34 
Strophostyles helvola 
P. phaseolina, 35 
Strophostyles pauciflora 
P. phaseolina, 35 
Syringa vulgaris 
P. Halstedii, 18 
Teucrium canadense 
P. decidua, 60 
Thea sp. 
P, erratica. 39 
Tilia americana 
P. Tiliae, 50 
Toxicodendron radicans 
P. rhoicola, 48 
P. toxica, 40 
Toxicodendron Toxicodendron 
P, Toxicodendri, 73 
Toxicodendron Toxicodendron see also 
Toxicodendron radicans 
Toxylon pomiferum 
P, Maclurae, 26 
Trillium erectum 
P, Trillii, 12 
Trillium petiolatum 
P. Trillii, 12 
Triumfetta semitriloba 
P. Stevensii, 25 
Typha latifolia 
P, typhina, 57 
Ulmus americana 
P. erratica, 39 
P. melaleuca, 67 
Ulmus fulva 
P. confertissima, 67 
P. erratica, 39 
Ulmus racemosa 
P. melaleuca, 67 
Urechites lutea 
P. glaucispora, 31 
Uva-ursi Manzanita 
P. amicta, 43 
Uva-ursi tomentosa 
P. amicta, 43 
Uva-ursi viscida 
P, amicta, 43 
Uvularia sessilifolia 
P, Oakesiae, 12 
Vaccinium arboreum see 
Batodendron arboreum 
Vaccinium macrocarpon see 
Oxycoccus macrocarpus 
Vagnera racemosa 
P. Convallariae, 11 
P. vagans, 57 
Vagnera stellata 
P, Convallariae, 11 
Veratrum speciosum 
P. melanoplaca, 57 
Verbascum Lychnitis 
P. verbascicola, 65 
