latisepalum, 1137 

 nudiflorum, 1134 

 petiolatum, 1140 

 prolificum, 1133 

 punctatum, 1133 

 setosum, 1137 

 spathulatum, 1133 

 stans, 1128 

 tubulosum, 1140 

 Walteri, 1140 

 virginicum, 1140 

 Walteri, 1140 



Hypoxis, 667 

 erecta, 667 

 hirsuta, 667 



leptocarpa, 667 

 humilis, 669 

 leptocarpa, 667 

 rigida, 667 



Hyptis, 1416 

 alata, 1416 

 radiata, 1416 



Hyssop, blue-, 1458 



Hyssop, hedge-, 1467 



Ibidium 



cernuum, 727 

 floridanurn, 730 

 gracilis, 730 

 laciniatum, 732 

 praecox, 732 

 vernale, 732 



Ilex, 1097, 1369 

 Cassine, 1102 



latifolia, 1102 

 coriacea, 5, 1099 

 decidua, 1099 

 glabra, 1098, 1099 

 longipes, 1101 

 hirsuta, 1101 

 longipes, 1101 

 opaca, 1102 

 verticillata, 1098 

 vomitoria, 5, 1101 



Iliamna, 1114 

 grandiflora, 1114 



lllysanthes 

 dubia, 1484 

 gratioloides, 1484 

 inaequalis, 1468 



Impatiens, 1105, 1362 

 biflora, 1108 

 capensis, 1108 

 pallida, 1108 



India lovegrass, 196 



Indian 



-blanket, 1504 

 -chickweed, 872 

 -currant, 1560 

 -hemp, 1334, 1337 



-paint-brush, 1404, 1505 



-plantain, 1693 



-shot, 684 



-strawberry, 1021 



-turnip, 557 

 Indigo, 1054, 1055 



bastard-, 1056 

 Indigofera, 1054 



Lindheimeriana, 1054 



suffruticosa, 1055 



tinctoria, 1055 

 Inflated duckweed, 573 

 Inflated sedge, 529 

 Ink-berry, 1098, 1560 

 Inland sea oats, 202 

 lodanthus, 964 



pinnatifidus, 964 

 Iodine bush, 839 

 Ipomoea, 1353 



acuminata, 1355 



amnicola, 1357 



barbigera, 1355 



Batatas, 1354 



Carolina, 1359 



cathartic a, 1355 



coccinea, 1355 

 hederifolia, 1355 



commutata, 1359 



conge sta, 1355 



dissecta, 1359 



hederacea, 1355 

 integriuscula, 1355 



hederifolia, 1355 



heptaphylla, 1357 



lacunosa, 1359 



Leari, 1355 



littoralis, 1357 



mutabilis, 1355 



pandurata, 1357 



Pes-caprae 



brasiliensis, 1357 

 emarginata, 1357 



pulchella, 1357 



sagittata, 1357 



sinuata, 1359 



spiralis, 1357 



stolonifera, 1357 



trichocarpa, 1359 

 Torreyana, 1359 

 trichocarpa, 1359 



trifida, 1359 



triloba, 1359 



Wrightii, 1355 

 Iresine, 866 



celosioides, 866 



rhizomatosa, 866 

 Iridaceae, 673 

 Iris, 676 



brevicaulis, 682 



caroliniana, 682 



family, 673 



foliosa, 682 



fulva, 679 



hexagona 



flexicaulis, 682 



missouriensis, 679 



pallida, 676 



Pseudacorus, 679 



Shrevei, 682 



tingitana, 676 



versicolor, 682 



virginica, 682 

 Shrevei, 682 



xiphium, 676 

 Ironweed, 1592 



plains-, 1593 

 Ironwood, 778 

 Isoetaceae, 41 

 Isoetes, 43 



Bolanderi, 43 

 pygmaea, 43 



Butleri, 45 



lithophylla, 43 



melanopoda, 43, 45 

 pallida, 45 

 Itea, 5, 1008 



virginica, 1008 

 Iteaceae, 1008 

 Iva, 1367, 1369, 1586, 

 1637 



axillaris, 1640 



frutescens, 1640 

 frutescens, 1640 

 oraria, 1640 



xanthifolia, 1640 

 Ivy 



-duckweed, 567 



marine-, 1112 



poison-, 1093 



-treebine, 1112 



Jack-in-the-pulpit, 557 

 Jackass clover, 989 

 Jacob's ladder, 1370 

 Jamesia, 1011 



americana, 1011 

 Japanese 



-bush clover, 1068 



-chess, 177 



-honeysuckle, 1560 



-millet, 329 

 Jara, 1607 

 Jasmine, 1301 



blue-, 923 



rock-, 1284 

 Jasminium, 1301 

 Jerusalem oak, 854 

 Jessamine, Carolina, 1311 

 Jessamine, yellow, 1311 



1756 



