GENERAL INDEX. xi 
Gum, Sonora, xii., 119. 
Gyalecta lamprospora, xil., 61. 
Gymnocladus, a fly-poison, ix., 180. 
Gymnosporangia, notes on, vili., 85. 
Habenaria ciliaris, flowering of, vil., 93. 
Hairs of plants, vii., 71. 
Haplaria, n. sp., X., 97. 
Haustoria of Comandra, x., *37. 
= “ Gerardia, xi., *109. 
Heleocharis, n. sp., xi., 87. 
Helicteres Rusbyl, spec. nov., xvL, 154, 
— bullata in New Jersey, vili., 91. 
** new station for, ix., 101. 
” “ in cultivation, xi, 9. 
Helotium, n. sp , x., 98. 
Hemizonia, n. sp , X., 41; xvi, 151. 
Hendersonia, n. sp., X1., 73. 
'Hepaticas, abnormal, xi., 55. 
Henatica, petalddy of stamens in vii., 97. 
Heppia omphaliza, spec. nov. xvi., 106. 
Herbaria and libraries of the U. 8., vii., 116. 
‘origin of, xi., 129. 
~ value of, vii., 126. 
Lapham, viil., 62. 
“© Muhlenberg, viii , 80. 
bas Olneyanum, vii., 116. 
= Schimper’s, sale of, vii., 84. 
fe of Cornell University, vill., 104. 
sag of Mass. Horticult Soc., viil., 30. 
- of Phila. Acad. Nat. Sciences, vill., 
42, 
Hesperochiron nanus, xv., 110. 
Heterocentron roseum, note on, ix., 11. 
soi laed Clematis, vili., 108. 
he in Desmodium, viii, 12. 
Boe in Fagus, x., 144. 
Mi in Hepatica, viii., *36. 
Hexagonia, n. sp., X., 73. 
Hicoria of Rafinesque, the genus, XV., 277. 
Hieracium aurantiacum, note on, viil., 112; 
ix. 13. 
‘Histological investigation, xii., 63. 
Holozonia, new genus, ix., 122. 
“ filipes, note on, 1x., 145. 
Hooker, Sir J. D,, retirement of, xii., 121. 
* Horsechestnut, synspermy in, x1., 119. 
Hosackia denticulata, n. sp., xvi., 151. 
Hough, Franklin B., death of, xil., 74. 
Humulus, etymology of word, xil., 29. 
Hydrocotyle Americana, tuberiferous, xiil., 28. 
Hypnum hematidens, n. sp., Xvi., 97. 
“ — Leibergii, n. sp., Xvi., 111. 
Hypomyces, n. sp., xi., 28. 
Idaho plants, viii., 81. 
_ Ilex opaca with entire leaves, viii., *112. 
‘* opaca, note on, viii., 128. 
** a yellow-berried, ix., 152. 
** Dahoon, yellow-berried, var., xi., 136. 
__---versicolor, germination of, ix., *83 
_ Impatiens, cleistogenous, x., 119. 
Impatiens, fulva, action of bees toward, vil., 
20. 
Indian names of plants, Onondaga, xv., 262. 
Insect selection, origin of flowers by, vii., 99. 
Insects attracted by Phallus, xi., 70. 
Introduced plants in Eastern Massachusetts, 
Xiv., 219, 
Involucre in Malvacew, xi., 8. 
Towa, Flora, additions to, xvi., 69. 
Ipomca, tricotyledonous, x., *82. 
Tris, albinism in, xi., 128. 
** tetramerous, vii., 73, 
Isaria, n. sp, Xi., 115. 
Juncus, proliferous, x., 9. 
‘*  Greenii, southern range of, xiii., 5. 
“  maritimus, note on, vii., 18. 
“© setaceus, note on, Vii., 36. 
“  trifidus, notes on, xi., 20. 
Kalmia as a tonic, xli., 53, 72. 
Kansas fungi, xi., 114, 121. 
~* notes from, x1, 104; xii., 62. 
Labiate, on gyno-dicecious, xvi., 49. 
Laelia, peloric, vii., $4. : 
Lagophylia, nD. sp., x., 86. 
Laminaria, a new to the U. 83, Vit; uf. 
si note on, viii., 67. 
Lamium, cleistogamy in, xii., 51. 
Leaf-forms, design of some, ix., 34. 
ger Magee aromatic, in Quercus, xi., 117. 
autumn, color of, xii., 30, 
*¢ dimorphic, of aquatic plants, ix,, 141. 
** epidermis, chlorophyll in, viii., 20. 
“ formeot, xi, T8, 
ve peculiar, in Quercus, viii., *126. 
photepinasty of, x., 84. 
«sizes of, vii., 71. 
Lechea and Polygala, note on, viil., 115. 
Lechuguilla, the, xii , 120. 
Lecidea, n. sp., Xi., 21, 22. 
“  Floridensis, spec. nov , xvi., 104. 
Leggett, William Henry, ix., 85. 
Leguminosz, calcium in, xii., 118. 
Leontodon, abundance in Eastern States, vil., 
114, 
Leontodon, virescence in, viil., #128. 
Lepidodendron, recent determination, viit., 
62. 4 
Leptochloa, n. sp., xil, 7. . 
. Leptospheeria, n. sp., x., 53; xi., 42. 
Leptozosma, n. gen., xii, 133. 
Leskea nigrescens, n. sp., xvi., 97. : 
Leucanthemum vulgare var. tubuliflorum, 
vii , 17. 
Libraries, botanical, and Herbaria ot the Uv. 
8., Vii.., 116. 
Libriform tissue, the pores of, xiii., *197, *233, 
Lichen, a new North American, vili., 140. 
‘** note on a new North American, x{v., 
Lichens, action of chlorophyll in, vil., 83. foe 
