453] 



INDEX 



305 



References to the Flora are in brackets [ 1 



alpestre 35, [95] 



angustifolium 14, 35, [95] 



Sitanion [78] 



brevifolium 15, [78] 



longifolium 15, [78] 



Skullcap [205] 



Britton's [205] 



hooded [205] 



wand-like [205] 



Skunk-bush 20 



Skunk-grass [68] 



Small mistletoe [103] 



American [103] 



hidden footed [103] 



Smartweed [107] 



water [107] 



Smilaceae [94] 



Smilacina amplexicaulis [93] 



racemosa [93] 



stellata [93] 



Smilax lasioneuron [94] 



Snakeroot, black [181] 



button [226] 



Sneezeweed [245] 



mountain [245] 



Snowberry [221] 



western [221] 



Snowflower 40, [213] 



James's.-. [213] 



Snow-on-the-mountain [165] 



Boulder [165] 



Soapwort [118] 



SOLANACEAE [208] 



Solanum [209] 



interius [210] 



Lycopersicum [210] 



nigrum villosum [210] 



rosiraiufn [209] 



triflorum [209] 



Solidago [230] 



Canadensis 12, [231] 



gilvocanescens [231] 



concinna [231] 



decumbens 32, 42, [230] 



minuescens [230] 



dilatata [230] 



gilvocanescens 17, [231] 



glaberrima 16, [231] 



humilis nana [230] 



Pattersonii [230] 



Missouriensis extraria [23 1] 



mollis [232] 



nana 16, [232] 



nemoralis incana [232] 



oreophila 26, 32, [230] 



pallida 19, [231] 



Pitcheri 12,29, [231] 



polyphylla 29, [231] 



pulcherrima [232] 



radulina 26, [232] 



rigida humilis [232] 



speciosa pallida [231] 



trinervata 26, [231] 



viscidula 26, [231] 



Solomon's seal, false 21, [93] 



Sonchus [259] 



arvensis. . 45, [259] 



asper 45, [259] 



Sophia [130] 



andrenarum [130] 



incisa [130] 



intermedia 14, [130] 



leptophylla [130] 



Sophora [152] 



sericea 17, [152] 



Sophora, silky [152] 



Sorbus [151] 



scopulina 25, [151] 



Sorghastrum [ 57] 



nutans 18, [57] 



Sorrel, mountain [105] 



sheep [105] 



wood [163] 



yellow [163] 



Sow thistle [259] 



field [259] 



harsh [259] 



Spanish bayonet [94] 



narrow-leaved [94] 



Spanish needles, western [244] 



Sparganiaceae [55] 



Sparganium [55] 



angustifolium 34, [55] 



simplex angustifolium [55] 



Spartina [66] 



cynosuroides 11, [66] 



Spatter dock, western [125J 



Spearmint [208] 



Special classes of plants 43 



Speculiaria [223] 



ieptocarpa [223] 



perfoliata 26, [223] 



Speedwell [214] 



Byzantine [215] 



field [215] 



thyme-leaved [214] 



Wormskjold [214] 



Xalapa [214] 



Spermatophyta [53] 



Spiderwort [87] 



University [87] 



Spiesia Lamberti [159] 



Lamberti sericea [159] 



Spike-grass, marsh [69] 



