618 



GEOLOGICAL SURVEY OF CANADA. 



PAGE. 



Sorbus Americana, Marsh 146 



Aucuparia, var. a, MX 552 



var. ft MX 146 



microcarpa, Pursh 522 



Specularia, Heister 286 



perfoliata, A.DC 286, 559 



Spergula, L 80 



arvensie, L 80, 499 



nodosa, L 79 



rubra, T.&G 80 



var. y, T. & G 80 



saginoides, MX 79 



saginoides, L 79 



subulata, Hook 79 



Spergularia, Pers 80 



media, Presl 80 



rubra, Presl 80 



rubra, var. campestris, Gr 80 



var. marina, Matthew .... 80 

 salina, Presl 80 



Spergulastrum gramineum, MX 74 



lanceolatum, MX 74 



Sphseralcea. St. Hilaire 88 



aceri/olia, Nutt 88 



rivularis, Torr 88, 501 



Spiraea, L 126 



arisefolia, Smith 127 



Aruncus, L 127,513 



betulifolia, Pallas 126 



var. rosea, Gr 513 



capitata, Pursh 128 



chamcedrifolia, var. /?, Hook 126 



var. media, Pursh 126 



corymbosa, Raf 126 



discolor, Pursh., var. arisefolia, 



Wat. 127 



Douglasii, Hook 127, 513 



var. Menziesii, Presl 127 



hypericifolia, Marsh 126 



var. Plunkenetia, Hook. ... 126 



Menziesii, Hook 127 



opulifolia, L 127 



var. mollis, Hook 128 



pectinata, T. & G 127, 513 



salicifolia, L 126 



tomentosa, L 126 



tri/oliata, L 128 



Spraguea, Torr 84 



umbellata, Torr 84 



Stachys, L 390 



aspera, MX .....' 391 



aspera, MX 390 



ciliata, Dougl 391 



var. pubens, Gr 391 



fceniculum, Pursh 386 



hispida, Pursh 391 



palustris, L 390 



palustris, var. aspera, Gr 391 



Staphylea, L 98 



trifolia ( L 98 



PAGE. 



Statice, L 308 



Armeria, L 308 



Oiroliniana, Walt 308 



Limonium, L., var. Caroli- 



niana, Gr 308 



Steironema, Raf 313 



ciliatum, Raf 313 



lanceolatum, Gr 313 



longifolium, Gr 314 



Stellaria, Linn 74 



alpestris, Fries 74 



aquatica, Pall 75 



biflora, Pursh 73 



borealis, Bigel 74 



var. alpestris, Gr 74 



var. corollina, Fenzl 74 



var. /J, Hook 75 



var. y, Hook 76 



brachypetala, Bong 74 



calycantha, Bong 74, 497 



cerastoides, L 78 



crassifolia, Ehrh 75, 497 



crispa, Cham. & Schlecht ..76,498 



Edivardsii, R. Br 76 



glauca, Meyer 75 



graminea, L 497 



graminea, Bigel 74 



gracilis, Rich 75 



gradlis, Rich 74 



humifusa, Rottb 76, 498 



humifusa, Rottb 76 



Iseta. Rich 76 



longifolia, Muhl 74, 497 



longifolia, Muhl 74 



longipes, Goldie 75 



var. Edwardsii, T. & G...76,498 



var. Iseta, T. & G 76, 497 



var. minor, Hook 75, 497 



media, Smith 74 



nitens, Nutt 76 



nitida, Hook 76 



obtusa. Englm 76 



ovalifulia, Hook 73 



palustris. Rich 75 



stricta, Hook 75, 76 



uliginosa, Murr 75, 497 



umbellata, Turcz 76 



Stenotus csespitosus, Nutt 210 



florifer,T. & G 218 



Stephanomeria, Nutt 284 



minor, Nutt 284 



Streptanthus angustifolius, Nutt 42 



virgatus, Nutt 42 



Suseda, Forsk 404 



depressa, Wat 404 



var. erecta, Wat. ." 404 



linearis.Torr., var. ramosa,Wat..404 



maritima, Dumortier 404 



maritima, Porter 404 



Subularia, L 55 



aquatica, L. 55 



