196 



Hays, W. M., personal, 176 



Hazen, T. E., The Habitat of the slender 

 Cliftbrake, 176; personal, 144, 190 



Hedysarum Americanum, 47 



Helianthus, from Florida, A seabeach, 

 74; annuus, 19; carnosus, 74; 

 heterophyllus, 75 



Hemieva, 125 



Hemizonia from California, A new, 122 ; 

 grandifolia, 122; luzulaefolia, 122 



Herbarium Specimens in Classes, Hand- 

 ling, 3 8 



Heuchera, 1 25 



Hillia, 12 



Hitchcock, A. S., personal, 144 



Hollick, A., Fossil Ferns from the 

 Laramie Group of Colorado, 145 ; 

 Flora of Provincetown, 58 



Holm, T., personal, 48 



Holodiscus discolor, 130, 131 



Hopkins Seaside Laboratory, 94 



Horticultural Society of New York, 95 



House, H. D., The acaulescent Violets of 

 Central New York, 68 ; personal, 190 



Houstonia coerulea, 106 ; longifolia, 106 



Howe, C. D. , Some Notes on the Dwarf 

 Mistletoe, 8 



Howe, M. A., A note on the Vitality of 

 the Spores of Marsilea, 120; Calo- 

 glossa Leprieurii in Mountain Streams, 

 149; Note on the Report of the Brown- 

 Harvard Expedition to Nachvak, Lab- 

 rador, 175 ; personal, 190 



Hydrangea, 125 



Hydrophyllum, An undescribed Species 

 of, 123; patens, 123; Virginianum, 

 123 



Hygrocybe, 73 



Hygrophoreae, A Key to the North 

 American Genera and Species of the, 



53, 73 

 Hygrophorus, 2, 53 ; Key to the Species, 



73 



Hypericum prolificum, 5 2 

 Hypochaeris radicata, 45, 52 

 Hypholoma, A Key to the North Ameri- 

 can Species of, 22 

 Hypnum admistum, 50, 91 



cordifolium, 50 



crista-castrensis, 50 



fluitans Atlanticum, 47 



micans, 91 



molluscum, 50 



Patientiae, 50 



Ilex aquifolium, 44 ; myrtifolia, 43 ; myr- 

 tifolia with Yellow Fruit, 43 ; opaca, 

 43 ; verticillata, 44 



Index to Botanical Literature, A new, 184 



Ipomoea purpurea, 17 



Isotria affinis, A new Station for, 143 

 Itea, 125 



Key to the North American Species of 



Cortinarius, A, 169, 180 

 Key to the North American Genera and 



Species of the Hygrophoreae, A, 53, 73 

 Key to the North American Species of 



Hypholoma, A, 22 

 Key to the North American Species of 



Lactarius, A, 139, 152 

 Key to the North American Species of 



Russula, A, 101, 117 

 Keys to the North American Species of 



the Coprineae, 37 

 Knowlton, F. H., personal, 191 



Labrador, Note on the Report of the 

 Brown-Harvard Expedition to Nach- 

 vak, 175 



Lady's-Slippers, Our yellow, 84 



Lactarius, 2, 187 ; A Key to the North 

 American Species of, 139, 152 



Lactuca sagittifolia, 53 ; scariola, 174 



Laminarialongicruris, 76 ; platymeris, 76 



Lamson-Scribner, F., personal, 13 



I ,aramie Group of Colorado, Fossil Ferns 

 from the, 145 



Lawson, A. A., 94 



Leaves, Mutual Irregularities in Oppo- 

 site, 137 



Lechea villosa, 52 



Lectures, Botanical Garden, 64 



Lentinus, 2 



Lenzitis betulina, 88 ; sepiaria, 88 



Leontodon nudicaule, 53 



Leptilon, II 



Leptodon, 188 



Leucampyx Newberryi, 42 



Limacium, 53, 54 



Limpricht, K. G. , death of, 191 



Liriodendron Leaves, Additional Notes 

 on, 33 ; giganteum, 36 ; Meekii, 36 ; 

 primaevum, 36 ; semialatum, 35 ; Tu- 

 lipifera, 34-36 



Liriodendropsis angustifolia, 36 ; sim- 

 plex, 36 



Lithophragma, 125 



Lloyd, F. E., An interesting Irregularity 

 in a Rose Flower, 90; Handling Her- 

 barium Specimens in Classes, 38 ; Mu- 

 tual Irregularities in opposite Leaves, 

 137 ; Observations on Lycopodium, 

 20; Vivipary in Podocarpus, 113 ; 

 Vacation Observations, 173, 177 ; per- 

 sonal, 94 



Local Flora, Notes on, 103 



Long Island, Additions to the recorded 

 Flora of, 49 



Long Island Moss, Notes on a, 91 



