INDEX. 



577 



CASSIA. 



Cassia pubescens, uninjured by ex 



posure at night. 293 



, sleep of cotyledons, 308 



, nyctitropic movement of 



leaves, 371 

 , circumnutatiug movement 



of leaves, 372 

 , nyctitropic movement of 



petioles, 400 

 , diameter of plant at night, 



402 

 sp. (?) movement of cotyledons, 



116 



fora, circumnutation of coty- 

 ledons and hypocotyls, 34, 35, 

 109, 308 



, effect of light, 124, 125 



, sensitiveness to contact, 



125 

 , heliotropic movement and 



circumnutation of hypocotyl, 



431 

 , hypocotyl of seedling slightly 



heliotropic, 454 

 , apogeotropic movement of old 



hypocotyl, 497 

 , movement of hypocotyl of 



young seedling, 510 

 Caustic (nitrate of silver), effect of, 



on radicle of bean, 150, 156; on 



the common pea, 1 60. 

 Cells, table of the measurement 



of, in the pulvini of Oxalis 



corniculata, 120 ; changes in, 



547 



Centrosema. 3o5 



Ceratophyllum demersum, move- 

 ments of fetem, 211 

 Cert-us Landbeckii, its rudimentary 



cot\ ledons, 97 



speciossimus, circumnutation 



of stem, 206, 207 



Cerinthe major, circumnutation of 

 hypocotyl, 49 



, of cotyledons, 49 



, ellipses described by hypo- 

 cotyls when erect, 107 



effect of darkness, 124 



Chatin, M., on Pinus Nordman- 

 niana, 389 



Chenopodium album, sleep of 



CRINTJM. 



It aves, but not of cotyledons, 314, 

 319 



Chenopodium album, movement of 

 leaves, 387 



Chlorophyll injured by bright li^ht, 

 446 



Ciesielski, on the sensitiveness of 

 the tip of the radicles, 4, 523 



Circumnutation, meaning explained. 

 1 ; modified, 263-279 ; and helio- 

 trjpism, relation between, 435 ; 

 of paramount importance to every 

 plant, 547 



Oissus discolor, circumnutation of 

 leaf, 233 



Citrus aurantium, circumnutation 

 of eptcotyl, 28 



, unequal cotyledons, 95 



Clianthus Dampieri, nocturnal 

 movement of leaves, 297 



Coboea scaiidens, circumnutation of, 

 270 



Cohn, on the water secreted by 

 Lathrifa squamaria, 86, n. ; on 

 the movement of leaflets of Oxa- 

 lis, 447 



Colutea arborea, nocturnal move- 

 ment of leaflets, 355 



Coniferte, circumnutation of, 211 



Coronilla rosea, leaflets asleep, 355 



Corylus avellana, circumnutation of 

 young shoot, emitted from the 

 epicotyl, 55, 56 



, arched epicotyl, 77 



Cotyledon umbilicus, circumnuta- 

 tion of stolons, 219, 220 



Cotyledons, rudimentary. 94-98 ; 

 circumnutation of, 109-112 ; noc- 

 turnal movements, 111, 112 ; pul- 

 vini or joints of, 112-122; dis- 

 turbed periodic movements by 

 light, 123; sensitiveness of, to 

 contact, 125 ; nyctitropic move- 

 ments of, 283, 297 ; list of coty- 

 ledons which rise or sink at 

 night, 300 ; concluding remarks 

 on their movements, 311 



Crambe maritima, circumnutation of 

 leaves, 228, 229 



Crinum capense, shape of leaves, 

 253 



