Sandwort, 894 



thyme-leaved-, 897 

 Sanguisorba, 1037 



minor, 1037 

 Sarcobatus, 842 



vermiculatus, 842 

 Sarcostemma, 1349 



cynanchoides, 1349 

 cynanchoides, 1350 

 Hartwegii, 1350 



heterophyllum, 1350 

 Sarothra Drummondii, 



1140 

 Sarracenia, 990 



alata, 5, 990 



purpurea, 990 



Sledgei, 990 

 Sarraceniaceae, 990 

 Satureja, 1449 



arkansana, 1449 



Brownei, 1449 



glabella 



angustifolia, 1449 



glabra, 1449 

 Satyr orchid, 711 

 Sauco, 1560 

 Saururaceae, 734 

 Saururus, 737 



cemuus, 737 

 Saiiz, 757 

 Saw-grass, 464 

 Saxifraga, 1001 



arguta, 1002 



chrysantha, 1001 



debilis, 1002 



Reevesii, 1001 



rhomboidea, 1005 



texana, 1001 

 Saxifragaceae, 999 

 Saxifrage, 1001 



brook-, 1002 



family, 999 



pigmy-, 1002 

 Scale seed, 1220 

 Scarlet 



-creeper, 1355 



-maple, 1 1 05 



-pimpernel, 1291 



-rose-mallow, 1118 

 Schoenolirion, 655 



croceum, 655 

 Schoenus, 464 



nigricans, 464 

 Scirpus, 3, 4, 10, 344, 365, 

 415 



acutus, 360, 363 



americanus 

 longispicatus, 357 

 polyphyllus, 357 



atrovirens, 352 



atrovirens, 352 

 georgianus, 354 

 pallidus, 352 

 Bergsonii, 357 

 californicus, 357 

 chilensis, 357 

 cubensis, 349 

 cyperinus 



cyperinus, 352 

 rubricosus, 349, 352 

 etuberculatus, 360 

 fluviatilis, 349, 360 

 fontinalis, 354 

 georgianus, 352 

 heterochaetus, 36§ 

 koilolepis, 355 

 lacustris, 363 



condensatus, 363 

 glaucus, 363 

 occidentalis, 363 

 lineatus, 354 

 maritimus, 349 



macrostachyus, 349 

 paludosus, 349 

 micranthus, 415 

 microcarpus, 352 

 molestus, 354 

 nanus, 387 

 Olneyi, 357 

 pallidus, 352 

 paludosus, 349 

 radicans, 372 

 robust us, 349 

 rubricosus, 352 

 saximontanus, 355 

 supinus, 355 

 Hallii, 355 

 saximontanus, 355 

 supinus, 355 

 Tabernaemontani, 363 

 validus, 363 

 Wilkensii, 355, 357 

 Scleria, 489 



Muhlenbergii, 489 

 setacea, 489 

 Scoke, 870 

 Scouring-rush, 47 

 family, 45 

 smooth-, 46 

 summer-, 46 

 Scratchgrass muhly, 248 

 Screw-stem, 1329 

 Scrophulariaceae, 1456 

 Scutellaria, 1412 

 cardiophylla, 1415 

 epilobiifolia, 1415 

 galericulata, 1415 

 integrifolia, 1412 

 hispida, 1415 

 integrifolia, 1415 



rhodantha, 1415 

 lateriflora, 1416 

 Sea 



-blite, 846 

 -lavender, 1295 

 -milkwort, 1288 

 -oats, inland, 202 

 -ox-eye daisy, 1655 

 -purslane, 875 

 -rocket, 981 

 Seashore saltgrass, 4 

 Seaside 



-gerardia, 1497 

 -goldenrod, 1612 

 -heliotroffc. 1386 

 -petunia, 1455 

 Sedge, 3, 4, 5, 489 

 family, 34!! 

 three-way-, 344 

 Sedum, 997 

 pulchellum, 997 

 rhodanthum, 997 

 Rosea, 997 

 Seedbox, 5, 1175, 1184 

 Seepweed, 846 

 Seepwillow, 1607 

 Selaginella, 41 

 apoda, 41 

 ludoviciana, 41 

 Selaginellaceae, 41 

 Selenia, 983 

 dissecta, 984 

 grandis, 983 

 Jonesii, 984 

 Self-heal, common, 1419 

 Seneca grass, 268 

 Senecio, 1689 

 aurea, 1690 

 crassulus, 1690 

 flavovirens, 1691 

 glabellus, 1690 

 lapathifolius, 1691 

 pauperculus, 1691 

 pseudaureus, 1691 

 salignus, 1691 

 semiamplexicaulis, 1691 

 triangularis, 1691 

 Sensitive fern, 65 

 Serapias gigantea, 716 

 Sesbania, 9, 1056, 1367 

 Drummondii, 1059 

 exaltata, 1059 

 macrocarpa, 1059 

 vesicaria, 1059 

 Sesuvium, 870, 875, 1361 

 erectum, 879 

 maritimum, 876 

 Portulacastrum, 876 

 sessile, 879 



1770 



