Ml Tl AI.IvM. ','1 



punctatum (Fii;. 12 ( .h. As other examples may he mentioned 

 '[iiiiice leaves, which I infected with Gym/nosporangium clava\ 

 forme, and leaves of ('///n'm-/////// Fincetoxicum infested with 

 Cronartium //W.ym/</< /////. In all thr-- cases, nutritive sul- 



stalices seem to lie still transmitted to altaekcd jiart- after 

 death of the rc-t of the leaf. The attacked ,-jiot- >how also 

 an indejiendent liehavimir in that they do not turn yellow 

 liel'ore the fall of tlu- leal', luit continue to work at the 

 service of the para-he. One can even lielieve that these _; 

 islands, so IOIIL; as inorganic suhstance and water are supplied 

 to them, live with the fungus like lichens, especially those 

 lichens whose al^ae olitain water and inorganic material diiect. 

 not through the fiui^al-hyphae. 



