1202 



Index 



PAGE 



Engelmanni 66 



f oveolata 1022 



Isopyrum 456 



biternatum 456 



Isotria 344 



verticillata 344 . 



Iva 959 



ciliata 959 



xanthifolia 959 



Ivy, five-leaf 664 



poison 650 



J 



Jack-in-the-pulpit 279 



Jack pine 67 



Jeffersonia 476 



diphylla 476 



Jerusalem artichoke 978 



Jimsonweed 831 



Joe-pye-weed, green-stem 907 



purple-stem 906 



spotted-stem 906 



Johnson grass 180 



Juglandaceae 365 



Juglans 366 



cinerea 366 



nigra 366 



Juncaceae 290 



Juncaginaceae 85 



Juncoides bulbosum 301 



campestre 301 



carolinae 300 



echinatum 301 



intermedium 301 



pilosum 300 



Juncus 290 



acuminatus 298 



acuminatus var. debilis 302 



alpimis var. fuscescens 299 



alpinus var. insignis 299 



alpinus var. rariflorus 299 



aristulatus 296 



articulatus 299 



balticus var. littoralis 292 



balticus var. littoralis f. dissiti- 



florus 293 



biflorus 296 



biflorus f. adinus 296 



brachycarpus 298 



brachycephalus 297 



brachycephalus var. hexandrus . . . 297 



brevicaudatus 302, 1033 



bufonius 293 



canadensis 296 



canadensis var. brachycephalus. . . 297 



canadensis var. brevicaudatus. . . . 302 



PAGE 



canadensis var. coarctatus 302 



canadensis var. longicaudatus . . . . 296 



coriaceus 302, 1033 



debilis 302, 1033 



dichotomies 302 



diffusissimus 297 



Dudleyi 296 



effusus var. Pylaei 292 



effusus var. solutus 292 



Gerardi 293 



Greenei 294 



interior 296 



macer 294 



macer f. anthelatus 295 



macer var. anthelatus 295 



macer f. discretiflorus 295 



macer f. Williamsii 294 



macer var. Williamsii 294, 295 



marginatus 296 



marginatus var. biflorus 296 



monostichus 294 



nodatus 298 



nodosus 298 



nodosus var. megacephalus 299 



pelocarpus 298 



Richardsonianus 299 



robustus 298 



scirpoides 297 



secundus 294 



setaceus 302 



tenuis 302, 1033 



tenuis 294 



tenuis var. anthelatus 295 



tenuis var. Williamsii 294 



Torreyi 299 



Juneberry 532 



Junegrass 121 



Juniper 70 



prostrate 70 



Juniperus 70 



communis 1023 



communis var. depressa 70 



siberica 70 



virginiana f. Bremer ae 71 



virginiana var. crebra 71 



Jussiaea 700 



decurrens 700 



diffusa 700 



Just, Theodor 10, 418 



K 



Kalmia 737 



angustifolia 1079 



latifolia 737 



Key to the families of plants 25 



Keys and how to use them 13 



