INDEX. 



ABIES. 



A. 



Abies communis, eifect of killinp: or 

 injuring the leading shoot, 187 



pectinata, effect of killing or 



injuring the leading shoot, 187 



, affected by ^oidium elatinwm, 



188 



Abronia umhellata, its single, deve- 

 loped cotyledon, 78 



, rudimentary cotyledon, 95 



, rupture of the seed coats, 105 



Abutilon Darwinii, 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 iiiglit, 395 



, nyctitropio movements of 



pinnsa, 402 



, the axes of the ellipses, 404 



lophantha, character of first 



leaf, 415 



retinoides, circnmnulation of 



young phyllode, 236 



Acanthosicyos horrida, nocturnal 

 movement of cotyledon 304 



Acanllms candelabrum, inequality in 

 the two first leaves, 79 



■ ■, petiiiles not arched, 553 



latifiilius, variability in first 



leaves, 79 



— — mollis, seedling, manner of 

 breaking through the ground, 

 78, 79 



, circomnutation of young leaf, 



249, 269 



spinosus, 79 



, movement of leaves, 249 



AUPBICAIiFaSA. 



Adenanthera pavnnia, nyotitropic 

 movements of leaflets, 374 



JScidium elatinum, effect on the 

 lateral branches of the silver &t, 

 188 



jEsculus h!pj:ocastanum, movements 

 of radicle, 28, 29 



, sensitiveness of upes of radicle, 



172-174 



Albizzia lophantha, nycl itropio move- 

 ments of leaflets, 883 



, of pinnsB, 402 



Atliiim eepa, conical protuberance 

 on arched cotyledon, 59 



, circumnutation of basal hal{ 



of arched cotyledon, 60 



■ — — , mode of breaking through 

 ground, 87 



, straightening process, 101 



porrum, movements of flower- 

 stems, 226 



Alopecurus pratensis. joints affected 

 by apogeotropism, 503 



Aloysia citriodora, circumnutation 

 of stem, 210 



.dmoroftWittg, sleep of leaves 387 



caudatus, noctural movement 



of cotyledtjns, 307 



Amnrpha fruticosa, sleep of leaflets, 

 354 



Ampelopsis trieuspidatn, hyponastio 

 movement of hooked tips, 272- 

 275 



Amphicarpaea monoica, circumnuta- 

 tion and nyctitropio movements 

 of leaves, 365 



, effect of sunshine on leaflets, 



445 



, geotropio movements of 



520 



