INDEX. 



Aiiea communis, effect of killing or 

 injuring the leading shoot. 187 



pectinaia, eifect of killing or 



injuring the leading shoot, 187 



, affected by Mcidium elatinum, 



188 



Abronia umbellata, its single, deve- 

 loped cotyledon, 78 



, rudimentary cotyledon, 95 



, rupture of the seed coats, 105 



Almtilon Sarwinii, sleep of leaves 

 and not of cotyledons, 314 



, nocturnal movement of leaves, 



323 



Acacia Farnesiana, state of plant 

 when awiike and asleep, 381, 382 



, appearance at night, 395 



, nyctitropio movements of 



pinnse, 402 



, the axes of the ellipses, 404 



lophantha, character of first 



leaf, 415 



retinoides, circumnutation of 



young phyllode, 236 



Acanihosicyos horricla, nocturnal 

 movement of cotyledon 304 



Acanthus candelabrum, inecjuality in 

 the two first leaves, 79 



, petioles not arched, 553 



lalifdlius, variability in first 



leaves 79 



—— mollis, seedling, manner of 

 breaking through the ground, 

 78, 79 



, circumnutation of young leaf, 



249, 269 



spirwsui, 79 



, movement of k aves, 249 



AMPHIOAnrOEA. 



Adenanthera pavonia, nyctitropia 

 movements of leaflets, 374 



JScidium elatinum, effect on the 

 lateral branches of the silver fir, 

 188 



jEsculus hipfocasfanum, movements 

 of radicle, 28, 29 



, sensitiveness of apex of radicle, 



172-174 



Albizzia lophantha, nystitropic move- 

 ments of leaflets, 383 



, of pinnae, 402 



Allium cepa, conical protuberance 

 on arched cotyledon, 59 



, circumnutatiim of basal half 



of arched cotyledon, 60 



, mode of breaking through 



ground, 87 



, straightening process, 101 



porrum, movements of flower- 

 stems, 226 



Alopeeurus pratensis, joints affected 

 by apogeotropism, 503 



Aloysia citriodora, circumnutation 

 of stem, 210 



Amaranthus, sletp of leaves 387 



caudatus!, noctural movement 



of cotyledons, 307 



Amorpha fruticosa, sleep of leaflets, 

 354 



Ampelopsis trieaspidata, hyponastio 

 movement of hooked tips, 272- 

 275 



Amphicarpcea monoica, circumnuta- 

 tion and nyctitropic movemeuta 

 of leaves, 365 



, effect of sunshine on leaflets, 



445 



, geotropio movements ot 



520 



