INDEX. 



587 



FHASBOLIIS. 



PhaeecHiis multiflorus, moveiiieut of 



radicles, 29 



, of young radicle, 72 



, of Ijypocotyl, 91, 93 



, sensitiveness of apex of radicle, 



163-167 



, to moist air, 181 



" , cauterisation and grease on 



the tips, 535 



, nocturnal movement of leaves, 



368 

 , nyotitropio movement of the 



(list unifoliate leaves, 397 



Boxburgliii, effect of bright 



sunshine on first leaves, 445 



' , vulgaris. 93 



, sleep of leaves, 318 



, vertical sinking of leaflets at 



night, 368 



Phyllanthus Niruri, sleep of leaf- 

 lets, 388 



linoides, sleep of leaves, 



387 



Vilocereus Hi/ulletii, rudimentary 



cotyledoni?, 97 

 Pimelia speotabUis, sleep of leaves, 



387 

 Pincers, wooden, through which 



tlie radicle of a bean was allowed 



to grow, 75 

 Pinus austriaca. oiroumnutation of 



leaves, 251, 252 

 ■ Nordmanniana, nyotitropic 



movement of leaves, 389 



pinaster, circumnutation of 



hypoootyl, 56 



— — , movement of two opposite 



cotyledons, 57 

 , circumnutation of young leaf, 



250, 251 

 , epinastio downward move- 

 ment of young leaf, 270 

 Fielia stratiutes, movement of 



Waives, 235 

 risam sativum, sensitiveness of 



apex of radicle, 158 

 , tips of radicles cauterised 



transversely, 534 

 Plants, sensitiveness to light, 



449; hygroscopiu movements of, 



489 



QUERCUS. 



Plflnts, climbing, oircurnnutation of, 

 261 ; movements of, 559 



, mature, circumnutation of. 



201-214 



Pliny on the sleep-movements ol 

 plants, 280 



Plumbago Capensis, circumnutation 

 of stem, 2U8, 209 



Poinciana Gilliesii, sleep of leaves, 

 368 



Polygonum aviculare, leaves vertical 

 at nisht, H87 



■ convolvulus, sinking of the 



leaves at night, 318 



Pontederia (sp. ?), circumnutation 

 of leaves, 256 



Porlieria hygromeiriea, circum- 

 nutation and nyotitropic move- 

 ments of petiole of leaf, 335, 

 336 



, effect of wateiing, 336-338 



, leaflets closed during the d.iy, 



413 



Portttlaca oleracea, effect of ,/Bci- 

 dium on, 189 



Primula Sinensis, conjoint circum- 

 nutation of hypocotyl and coty- 

 ledon, 45, 46 



Pringsheim on the injury to chloro- 

 phyll, 446 



Prosopis, nyotitropio movements of 

 leaflets, 374 



Psoralea acaulis, nocturnal move- 

 ments of leaflets, 354 



Pteris aquiliiia, raohis of, 86 



Pulvini, or joints; of cotyledons, 

 112-122; influence of, on the 

 movements of cotyledons, 313; 

 effect en nyctltropic movements, 

 396 



Qaercus (Araeiican sp.), circumnu- 

 tation of young stem, 53, 54 



robur, movement of radicles, 



54, 55 



, sensitiveness of apex ol 



radicle, 174-176 



