1922] 
Ruppia maritima, var. obliqua, 182. 
Rynchospora alba, 159; capitellata, 
162, var. discutiens, 162; cornic- 
ulata, 82, var. interior, 82; cymosa, 
87; fusca, 87, 162; macrostachya, 
57, 87, 114. 
Sabatia, 100, 234; angularis, 234; 
campanulata, 235; dodecandra, 
100, 235; gracilis, 235; Kenned- 
yana, 100, 180, 235, forma can- 
dida, 180, 235, forma eucycla, 
180; stellaris, 234, 235. 
Saccaron, 55, 56. 
Saccharum, 55, 56. 
Sagittaria calycina, 71, var. spon- 
giosa, 71, 73; cuneata, 184; heter- 
ophylla, var. angustifolia, 98; 
latifolia, 98, 186; sagittifolia, 186, 
187; variabilis, var. angustifolia, 
Salix amygdaloides, 99; babylonica, 
209; incana, 182; longifolia, 99; 
pentandra, 181; serissima, 184; 
viminalis, 167. 
Salvia Sclarea, 119. 
Samolus, 233; floribundus, 179, 233. 
Sanicula, 94; gregaria, 94; marilan- 
dica, 94; trifoliata, 118, 184. 
Sarcanthineae, 45. 
Sargassum vulgare, 2. 
Sarracenia heterophylla, 174; pur- 
purea, forma heterophylla, 174, 
var. heterophylla, 174; purpurea 
heterophylla, 174. ` 
Saxifraga Aizoon, 227. 
Scenedesmus acutus, 51; bijuga, 
110; obliquus, 110. 
Schizaea pusilla, 159. 
Scirpus atrocinctus, 99; caespito- 
sus, var. callosus, 181; cam- 
pestris, var. novae-angliae, 114, 
162, 182; cyperinus, 99, var. 
.pelius, 114; Eriophorum, 86, 
99; lineatus, 184; Olneyi, 162; 
palustris, 160; Pecki, 184; 
Smithii, 86; subterminalis, 114. 
Scleria reticularis, 87, var. pub- 
escens, 87. 
Seytonema mirabile, 107; myo- 
chrous, 103, 107. 
Selaginella rupestris, 160. 
Selinum, 94; Carvifolia, 94. 
Senecio aureus, 208; obovatus, 
var. elongatus in Connecticut, 
226; viscosus, 120. 
Setehell, W. A., Cape Cod in its 
Index 
255 
Relation to the marine Flora 
of New England, 1 
Shepherdia canadensis, 177. 
Sherardia arvensis, 119, 152. 
Silene pennsylvanica, 185. 
Silphium perfoliatum, 120. 
Sinapis arvensis, 8 Schkuhriana, 
36; Schkuhriana, 36. 
Sisymbrium altissimum, 19. 
Sisyrinchium apiculatum, 87; at- 
lanticum; 67, 115; 1605 182 
Farwellii, 87; gramineum, 184; 
intermedium, 167; mucronatum, 
115. 
Sium, 94; cicutaefolium, 94; suave, 
94, forma Carsonii, 94. 
Smilacina trifolia, 115. 
Smilax rotundifolia, 185. 
Solanum Dulcamara, y marinum, 
202, 8 tomentosum, 202, var. 
villosissimum, 202; littorale, 202, 
triflorum, 119. 
Solidago bicolor, 204; Boottii, 97, 
98, 100; canadensis X uniligulata, 
205; decumbens, 100; Elliottii 
X rugosa, 204; hispida, 184; lati- 
folia, 204; Mosleyi, 88; nemor- 
alis, 97, 100; racemosa, 100, var. 
Gillmani, 100; serotina, var. 
gigantea, 205; speciosa, 185; 
stricta, 100; tenuifolia, 88, 205; 
tortifolia, 100; unguiculata, var. 
neglecta, 204. 
Some interesting Plants of the 
Virginia Coastal Plain, 148; Nova 
Scotia Mosses, 121; Varieties of 
Panieum virgatum, 11; Varia- 
tions of Cakile edentula, 21. 
Sonchus asper, var. pungens, 121. 
Sparganium, 26, 27, 29-31; acaule, 
29, 33; affine, 29, 30, 33; affine 
X minimum, 29; americanum, 27, 
28, 32, 33, 98, var. androcladum, 
27, 33; androcladum, 27, 28, 31— 
33; angustifolium, 30-33; chlor- 
ocarpum, 29, 32, 33, var. acaule, 
29, 33; diversifolium, 29, 33, var. 
acaule, 29, 33; eurycarpum, 30- 
32; fluctuans, 30, 32, 33, 184; 
glomeratum, 29; hyperboreum, 
32, 34; lucidum, 27, 28, 32; 
minimum, 29-32, 34; Notes on, 
26; ramosum, 28; simplex, 28, 
29, 33, 98, var. acaule, 29, var. 
androcladum, 27, 28, 33, var. 
Nuttallii, 27, 28; simplex X min- 
imum, 29, 
