-17- 



Siphonocladiaceae , Regeneration 8ff., 12. 



SodJ^Lym Chlorid, necessity for Halophytes 46, Influences 



on chlorophyll formation 56, On cell size 86* 

 Solanum 32, 42, 44» 58, 70, 74, 75, 78ff,, 82, 97, 



loZff. , 158, 170. 

 Sorbus 109, 139, 148, 178. 



Sorosphaera. 175 » 



Sparmannia 95ff« 



Spathegaster baccarum 134, 196:ff, 



Specif ity of the Tinsue 203, 257 # 



Sphacelaria 67., 



Sphagnum 40. 



S;pj.raea 74 « 



Spirogyxa 9, 11, 13, 55, 68, 



Spohgocladia 28/) , : 



Stagheads 187ff. 



Starch in Tyloses 95f , In callus 150, In Srineum hairs 

 107, ATDnornial accuipulations 77, .Abnornial starch- 

 grains 243, Formation of starch in plasmolyzed cells 

 13, Disappearance in hypertrop^iy 19, Starch layer 

 in,prosoplasnias (galls) 216« 



Star ParenQjiyaja in Galls 219. 



Starvation .Stiolaiion 71, 



Stauroneis 29. 



Stexaniella 210 » 



StigeoG Ionium 9# 



Stigma tophyllum 97. 



Stimuli, Action of^ In General 227« 



Stofilta, Production 126, In abnormally small quanttties 

 or completely lacking 42, ^T^normal si2« 70, Relation 

 to intumescences 83, To bead glands 35, Cf . also 

 Guard Cells* 



Stone Cells, Cf . Schle;r6ida.« 



Stojae Tyloses 94*. 



Stratiotes 42^ 



Streblonemopsa,a 177^ 



Strelitizia 97,* f^ 



Strep tocarpus 7,» 



Struggle of the Parts of the Organism 238ff • 



Sturvea 28« 



Suberiaation, Abnormal, In contact v/ith water, etc* 62^ 



Succulence, Abnormal 8§* 



Sudculents 42, 57,« 



Sugar, Influence on the formation of Anthocyanin 56* 



Sunleaves 19, Cf., also Bhade leaves,» 



Symphoricorpue 9^ 



SyncJiytriuni 102, 177, 190* 



Synedra 29.* 



Synophrus 212« 



Sypringa 36, 74, 89, 135, 147ff., 186ff.* 



Tannin in Galls, 222, "Tannin balls" in ga^Lla 222^ Tannin 

 vacuole.s in callus 142« 



Taphxia 104^ 



Tahprina 188^ 



Taraxacum 6, 56, 97, 147ff * , 161. 



Tarsohemus '106s ^ 



Temperature, influence on tissue formation 236,. 



Tetmemorus 9« 



Tetramyaa 176* 



Tetraneurs 192, T» compriessa, Jig. 113, T. Ulmi, Pig. 97.* 



Thujopsis 177,, ^88* 



Thunbergia 97* 



