582 



INDEX. 



IPOMCEA. 



Tpomcea pandurata, n.auner of ger- 

 iiiinati' n, 84, 557 



purpurea (vel Pftorbttn 7i?-s- 



pida)j nocturnal movement of 

 cotyledons. 305, 312 



, sleep of leave.-!, 386 



, sensitiveness to light, 451 



, the hypocotyledonous stems 



heliotropic, 453 



Iris tMetKKMUwntt, circumnutation 

 of leaves, 253 



Irniisch, on cotyledons of Ranun- 

 culus Ficaria, 96 



Ivy, its stems belio tropic, 451 



K. 



Kerner on the bending down of pe- 

 duncles, 414 



Klinostat. the, an instrument de- 

 vised by Sachs to eliminate geo- 

 tropism, 93 



Kraus, Dr. Car], on the underground 

 shoots of Triticum repens, 189; 

 on CannaUs sativa, 250, 307, 

 312 ; on the movements of leaves, 

 318 



Laduca scar tola, sleep of cotyle- 

 dons, 305 



Lagenaria vulgaris, circumnutation 

 of set-dlings, 42 



, of cotyledons, 43 



, cotyledons vertical at night, 



304 



Lathrxa squamaria, mode of 

 breaking through the ground, 

 85 



, quantity of wafer secreted, 



85, 86, n. 



Liithyrus nissolia, circumnuta- 

 tion of stem of young seedling, 

 33 



, ellipses described by, 107, 



108 



Leaves, circumnutation of, 226- 



LOTUS. 



262 ; dicotyledons, 226-252 ; mo- 

 nocotyledons, 252-257 ; nyctitro- 

 pism of, 28.) ; their temperature af- 

 fected l>y their position at night, 

 294 ; nyctitropic or sleep move- 

 ments, 315, 394 ; periodicity of 

 their movements inherited, 407; 

 embryology of, 414 ; s-j-called 

 diurnal sleep, 445 



Leguminosx, sleep of cotyledons, 

 308 ; sleeping species, 340 



Le M-.tout and Decaisne, 67 



Lepidium aativum, sleep of cotyle- 

 dons, 302 



Light, movements excited by 418, 

 563 ; influence on mo.it vegetable 

 tissues, 486; acts on plant as on 

 the nervous system of animals, 

 487 



Lilinm auratum, circumnutation of 

 stem, 212 



, apogeotropic movement of 



stem, 498, 49J 



Linnaeus, 'Somnus Plantarnm,' 

 280; on plants sleeping, 320; 

 on the leaves of Slda alwtilon, 

 3J4; on CEnothera mottissimcij 

 383 



Linum Berendieri, nocturnal move- 

 ment of cotyledons, 298 



usitat/ssimum, circumnutation 



of stem, 203 



Loli'tm perenne, joints affected by 

 apogeotropisin, 502 



Lonicera brachypoda, hooking of the 

 tip, 272 



, sensitiveness to light. 453 



Loomis, Mr., on the movements in 

 the fruiting fronds of Asplenium 

 trichomanes, 257 



Lotus aristata, effect of radiation 

 on leaves, 292 



Creticus, leaves awake and 



asleep, 354 



Gtbelii, nocturnal movement 



of cotyledons, 308 



, leaflets provided with pulvini, 



353 



Jacobxus, movements of coty- 

 ledons, 35, 109 



, pulvini of, 115 



