192! J 



Index 



307 



galli zelayensis, 54; crusgalli, 

 forma longiseta, 55, forma vit- 

 tata, 57, var. aristata, 55, 57, var. 

 muricata, 57; echinata, 52, 60, 61, 



63, var. decipiens, 52, 60; 

 frumentacea, 51, 54; gracilis, 51, 

 forma longiseta, 51; guadelou- 

 pensis, 53, 63, 64; holciformis, 

 53, 62; longiaristata, 62; muricata 



49, 50, 52, 57, 59, 60, var. ludovi- 

 ciana, 52, 58-60, var. micro- 

 stachya, 52, 58-60, var. multi- 

 flora, 52, 59, 60, var occiden- 

 talism 52, 58-60; oplismenoides, 



50, 52, 61, 62; paludigena, 53, 



64, var. soluta, 53, 64, 65; 

 polystachya, 53, 63-65; pyrami- 

 dalis, 63, 64; sabulicola, 60; 

 spectabilis, 63, 64; Walteri, 49, 

 50, 52, 56, 61, forma laevigata, 

 52, 62; zelayensis, 50, 51, 54, var. 

 macera, 51, 54, var. subaristata, 

 51 ; 54; zonalis, 53. 



Ectocarpus, 255; Mitchellae, 255; 

 Mitchellae parva, 256; Mitchel- 

 lae Harv. var. parva n. var., 254; 

 virescens, 255. 



Ehlers, J. H., Panicum virgatum 

 var. cubense in Michigan, 200. 



Elatine minima, 274. 



Eleocharis capitata, 106; Engel- 

 manni, var. detonsa, 42; geni- 

 culata, 106; obtusa, 233; oliva- 

 cea, 162, 232; palustris, var. 

 glaucescens, 233; Robbinsii, 99, 

 149, 162, 232; rostellata, 103, 

 105, 110, 149, 233; tenuis, 106; 

 tuberculosa, 167, 169, 233, 300, 

 var. pubnicoensis, 233; uniglu- 

 mis, 233. 



Elm, American, 91. 



Eltroplectris acuminata, 84. 



Elymus arenarius, var. villosus, 99, 

 232; virginicus, 151, var. hirsuti- 

 glumis, 151, 232. 



Empetraceae, 92. 



Empetrum, 98, 148; nigrum, 96, 98, 

 99, 105, 148, 169, 300. 



Entomophthoraceae, 183. 



Epilobium, 115; angustifolium, 115, 

 var. albiflorum, 115; coloratum, 

 115; densum, 115; glandulosum, 

 var. adenocaulon, 115, var. 

 occidentale, 276; hirsutum, 115; 

 molle, 115; palustre, 115, 276, var 

 monticola, 115, 276. 



Equisetaceae, 211. 



Equisetum arvense, 211, 214; 



fluviatile, 43, 44, 46, 209, or 

 E. limosum, 43; fluviatile inter- 

 medium, 47; fluviatile, £j. limo- 

 sum, 45, * limosum, 45, a. praecox, 

 45; fluviatile simplex, 45; fluvia- 

 tile, var. polystachyum, 47, var. 

 uliginosum, 46, var. verticillatum, 

 46; Heleocharis, 44, 45, A. fluvia- 

 tile, 46, forma polystachyum, 47, 

 2. fluviatile, 46, B. limosum, 45, 

 forma uliginosum, 46, forma limo- 

 sum, 45, forma polystachyum, 47, 

 forma uliginosum, 45; hvemale, 

 var. affine, 187, 211, 215, 216, 

 var. intermedium, 211, 219, 220; 

 limosum, 43-45, 209, 211, 214; 

 limosum fluviatile, 46; limosum 

 polystachion, 47; limosum, js. 

 aphyllum, 45, Q. Candelabrum, 

 47, Equisetum fluviatile or E. 

 limosum, 43; limosum, a. genui- 

 num, 45, <x Linnaeanum, subvar. 

 minus, 46, /3. minus 45, f. poly- 

 stachyum, 47, 3- ramosum, 46, 

 forma brachycladon, 46, forma 

 fluviatile, 46. forma fluviatile, 

 subf. attenuata, 46, subf. brachy- 

 clada, 46, subf. leptoclada, 46, 

 subf. polystachya, 47, forma lep- 

 tocladon, 46, forma Linnaeanum, 



45, forma Linnaeanum, subf. 

 minor, 46, forma minus, 45, forma 

 polystachium, 45, 47, 97, 187, 

 forma verticillatum, 45-47, var. 

 attenuatum, 46, var. E. fluviatile, 



46, var. Linnaeanum, 45, var. 

 simplex, 45, var. uliginosum, 45, 

 var. verticillatum, 46; litorale, 

 187, 211, 219, palustre, 211, 219; 

 polystachium, 47; pratense, 211, 

 219; scirpoides, 133, 139, 170, 

 187, 211, 216; sylvaticum, var. 

 pauciramosum, 211, 215, var. 

 pauciramosum, forma multiramo- 

 sum, 211, 215; Telmateia, 44; 

 uliginosum, 45, 46; variegatum, 

 25, 211, 218, 219, var. Jesupi, 

 211, 218, 219. 



Erigeron hyssopifolius. 136, 164, 

 170, 295, 300; philadelphicus, 

 295. 



Eriocaidon decangulare, 92; sept- 

 angulare, 102. 



Eriophorum angustifolium, 98, 234, 

 var. majus, 234; callitrix, 99; 

 Chamissonis, forma albidum, 

 131, var. albidum, 131; russeolum, 



