261 



Holtze, N., 38 



Homalia, 28, 29; glabella, 29; lentula, 

 28; membranacea, 28 



Hookeria membranacea, 28 



House, H. D., Violets New to South- 

 western Virginia, 2 



Howe, M. A., 18, 20, 70, 131, 134, 165, 

 25s; Some Midwinter Algae of Long 

 Island Sound, 97; Two Recent Works 

 on the Marine Algae (Review), 4 



Howe, R. H., Jr., Some Comparisons of 

 the Lichen Floras of Eurasia and 

 North America, 138 



Hull, E. D., 131; Occurrence of the 

 Indian Pipe (Monotropa uniflora) in 

 a Xerophytic Habitat, loi 



Humphreys, E. W., Some Fossil Leaves 

 and their Significance, 39 



Hydnaceae, 214 



Hydotheria venosa, 88 



Hymenocallis coronaria, 151, 153; oc- 

 cidentalis, 152 



Hymenoclea, 15 



Hymenostomum Breutelii, 18 



Hyophila, 18; reflexifolia, 25 



Hypericaceae, 246 



Hypericum galioides, 151; gentianoides, 

 188; perforatum, 45; punctatum, 45 



Hypopterygium Tamarisci, 29 



Hypomycetes, 209 



Icmadophila ericetorum, 81, 85 



Ilea, 7 



Ilicaceae, 245 



Index Filicum, 37 



Index Kewensis, 37 



Influence of Calcium, Magnesium and 

 Potassium Nitrates upon the Toxicity 

 of Certain Heavy Metals toward 

 Fungus Spores (Review), 33 



Influence of Preceding Seasons on the 

 Growths of Yellow Pine, The, 115 



Insect Galls, 203 



International Phytogeographical Ex- 

 cursion in America, The, 55 



International Phytogeographical Ex- 

 cursion of 1913, The, 129 



Iridaceae, 236 



Iris versicolor, 43 



Isodrepanium, 18, 27, 28; lentulum, 27, 

 28 



Isopterygium miradoricum, 30; pusil- 

 lum, 30; trichopelma, 30 



Itea virginica, 151 



Jolivette, H. D. M., 255 

 Journal of Heredity, The, 11 

 Juglandaceae, 237 

 Juglans cinerea, 184 

 Juncaceae, 235 



Juniperus communis, 189, 193; mono- 

 sperma, 64; scopulorum, 58; virgini- 

 ana, 173. I93 



Kaliella turbinata, 197 



Kalmia angustifolia, 189; latifolia, 153. 

 177, 179 



Keeler, Mrs. L. M., 69 



Kennedy, P. B., 19 



Kern, F. D., 38 



Kew Bulletin, 38, 112 



King, C. A., 13s 



Kirkwood, J. E., The Influence of Pre- 

 ceding Seasons on the Growth of 

 Yellow Pine, 115 



Kochia, 60 



Krigia virginica, 43, 171 



Kunkel, L. O., 16; The Influence of 

 Calcium, Magnesium and Potassium 

 Nitrates upon the Toxicity of certain 

 Heavy Metals toward Fungus Spores 

 (Review), 33 



Labiatae, 249 



Labiduromma bormansi, 135 



Laminaria, 99; Agardhii, 98; digitata, 98 



Larix laricina, 57 



Latham, M. E., 135 



Latham, R. A., & Burnham, S. H., The 

 Flora of the Town of Southold, Long 

 Island and Gardiner's Island, 201, 22g 



Lauraceae, 241 



Lawrence, J. V., 131 



Lecanora, 87; atra, 86; allophana, 86;- 

 athroocarpa, 86; albella cancriformis, 

 86; Bockii, 86; cervina, 86; cervina 

 discreta, 86; cinerea, 86, 169; Cu- 

 pressi, 86; fuscata, 85; gibbosa", 86; 

 Hageni, 86; lacustris, 86; muralis, 86; 

 orosthea, 86; pallescens, 86; pallida, 

 86; pallida cancriformis, 86; privigna, 

 86; rubina, 86; subfusca, 86; subfusca 

 distans, 86; symmicta, 86; tartarea, 

 86; varia, 86; varia saepincola, 86; 

 Willeyi, 86; xanthophana, 86 



Lecanoraceae, 85 



Lechea tenuifolia, 171 



Lecidia alba, 89; albocoerulescens, 89; 

 anthracophila, 89; athroocarpa, 86; 

 contigua, 88; cuprea, 89; deco'orans, 

 91; elaeochroma, 89; enteroleuca, 88; 

 granosa, 88; granulosa, 89; lutea, 89; 

 muscorum, 89; parasema, 83; para- 

 sema elaeochroma, 89; parvifolia, 90; 

 rufo-nigra, 90; spilota, 89; tessellata. 

 89; tessellina, 88; uliginosa, 90; va- 

 rians, 90; vernalis, 90; viridescens, 9a 



Lecidiaceae, 88 



Ledum decumbens, 66 



Lemnaceae, 235 



