INDEX. 
Abies (Arctic), 137 ; canadensis, 209; 
Hanburyana, 212; Hookeriana, 208, 
& synon., 211; Parryana, 212; 
Pattoniana, 208, 212; Pattonii, 208, 
& synon., 212; pectinata, 137; sp., 
137; Williamsonii, 212. 
Abola, 89. 
Abutilon Avicenne, 154; bidentatum, 
154. 
Acanthacese, 18, (Afghan) 182. 
Acantholimon, 146, 147; calocepha- 
lum, 175; sp. ?, 175. 
Acer sp., 156. 
Acheta, 91. 
Achillea micrantha, 169; 
169. 
Achlena, 56. 
Achnatherum, 81. 
Achneria, 94, 96. 
Achnodon, 85. 
Achnodonton, 85. 
Achroostachys, 134. 
Aciachne, 82. 
Acicarpha, 42. 
Acotyledones (Afghan), 194. 
Acratherum, 59. 
Acroelytrum, 120. 
Acrophorus Hookeri, 291. 
Acropselion, 97. 
Acrostichum cervinum, 296; flagel- 
liferum, 297 ; polyphyllum, 297 ; re- 
pandum, 297. 
Acroxis, 82. 
Actea spicata, 146, 150. 
Actinochloa, 104. 
Action of Carb. of Ammonia on Roots of 
Plants, Chas. Darwin on, 239 ; — 
on Cell-sap, 269 ; — on Chlorophyll- 
bodies, 262. 
Adhatoda vasica, 141. 
JEcidia, exper. with, 335 ; Emilia, 335 ; 
flavidum, 335; Pavetta, 335; Ta- 
berngmontana, 335. 
santolina, 
LINN, JOURN.—BOTANY, VOL. XIX. 
ZEgialina, 115. 
ZEgialitis, 115. 
ZEgilops, 131, 132. 
ZEgopogon, 62, 84, 105. 
ZEluropus, 117, 118, 122. 
ZEranthus filicornis, 338. 
Ærua javanica, 185. 
Afghanistan, flora of, 139; gen. observ. 
on, 139. 
African Gossypium, 212. 
Agaricus mitis, 194. 
Agave, repair in, 8. 
Agenium, 73. 
Aggregation, a peculiar vital phenom. 
in veget., 262, 264, 266. 
Agraulus, 88. 
Agropyrum, 129, 130, 131; caninum, 
130; hordeaceum, 131; junceum, 
130; longearistatum, 130; orientale, 
131; pectinatum, 130; repens, 130, 
194; scabrum, 130; semicostatum, 
130; villosum, 131. 
Agrostem, 30, 40, 77; diagn. of tribe, 
30. 
Agrosticula, 86. 
Agrostidese, 28, 33. 
Agrostis, 82, 86, 88, 89, 90, 91, 95; 
canina, 88; Munroana, 192; ses- 
quivalvis, 91; spica-venti, 90; sub- 
aristata, 192 ; verticillata, 193. 
Aira, 87, 93, 94, 95, 116 ; agrostidea, 94, 
95; atropurpurea, 95; caryophyllea, 
94; flexuosa, 95 ; involucrata, 95,124 ; 
kelerioides, 96; precox, 94; pul- 
chella, 95 ; sabulonum, 95; Tenorii, 
94. 
Airidium, 96. 
Airochloa, 115. 
Airopsis, 93, 96; globosa, 93. 
Aitchison, J. E. T., Flora of Kuram 
Valley, Afghanistan, Part II., 139. 
Aitchisonia, 144, 166 ; rosea, 144, 166. 
Alcea ros?a peregrina, 12. 
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