Fi 9 .Z. 



/ 

 sk... 



< . 

 HaS. ft * 



l-'n.. 236. 



Fig. i. Adult plain towards end of autumn; /,- = leaf of succeeding summer; ,s/; = its 

 sheath; /o = second leaf ; / :! = third leaf; ti - ili'-ln is uf dead leaves ; r=parent root. 



!'!. 2. Longitudinal .section of a very young bud, /., //., ///., leaves; c = cortex ; 

 J/j=sheatli ; .1 \yleni ; //; = phloem. 



Fig. 3. Longitudinal section of an older bud, where the first leaf (/) is expanded; 

 s/i, sAi, s&u = sheaths of successive leaves. 



Fig. 4. Central cylinder of a very young bud prepared by maceration ; r= parent root ; 

 /,-/! traces of successive leaves ; >-.,->., = successive roots. 



I I .iii.il cylinder of an adult stem ; /!-/],; = the traces of successive leaves. 



l''ig. i). Knlarued apex of a root ; the first phase of appearance of a bud. 



Fit;. 7. liud slightly developed, where the first leaf has just pierced the sheath. 



I ig. B. A false branching. 



