153 



Schroeteria Cissi 2o 

 Scutellaria Sanhedrinsis 31 



viarum 32 

 Senecio lactiicinus 7 

 major 118 

 Pagosanus 7 

 Whippieanus 118 

 ^txxoXvXd, pilosa 6 

 Sidalcea hydrophila 107 

 Sisyrinchium maritimum 48 

 Solidago Vaseyi 7 

 Sotichus hastatus 8 

 Sphaeria concentrica 18 

 Sphaeromeria cana 7 



capitata 7 

 potentilloides 7 

 simplex 7 

 Sphaerostigma minor i 



Nelsoni i 

 Spiraea cinerascens 53 

 Spiranthes Beckii 128 



brevifolia 128 

 ^^»2 m z^« ra 129 

 Grayi 128 

 laciniata 128 

 longilabris 128 

 odor at a 128 

 avails 128 

 parviflora 128 

 praecox 129 

 Romanzoffiana -^29 

 tor tills 119 

 Spraguea montana 132 



?Z2/^^ 132 

 Stachys ramosa 116 



Stachys rivularis 33 

 Stenotus laceratus 7 



Macleanii 7 

 Stephanomeria lygodesmoides 7 

 Stereum lobatum 20 

 Synthyris Bullii 4 

 cordata 4 

 gymnocarpa 5 

 Houghtoniana 4 

 major 5 



Wyomingensis 5 

 Tanacetum canum. 7 



capitatum 7 

 potentilloides 7 

 simplex 7 

 Taraxia taraxacifolia i 

 Tetragonanthns Brentonianus 2 



heteranthus 2 

 Thelephora multifida 19 

 Therofon intermedium 53 

 Tithymahis crenulatiis 55 



dictyospermiis 56 

 Franciscanus 56 

 Tonella collinsioides 5 



tenella 5 

 Trametes elegans 22 



hydnoides 22 

 Trifolium Andrewsii 114 

 Grantianum 136 

 inconspicuum 135 

 parvum 114 

 splendens 115 

 trichocalyx 55 

 Tylostoma exasperatum 23 

 Ustilago segetum 18 



