THALLOPHYTES : FUNGI 



plant. In other words, a Lichen is not an individual, but a 

 firm of two individuals very unlike each other. This habit 



Fig. 371), A coniDion liclini < Plnj^cUi) i.n-o\viiii^f nn liurk, slinw iii^ tin- sprciHlini; tliiilltis 

 tmrl tlio iiuracroiis dark disks (apiiflu-fial Ituarin^,' tlie jisci. — (JoLDiiKRfiEli. 



of living together has been called symbiods, and the indi- 

 viduals entering into this relation are called symhionts. 



Fig. 371. /V ciiimon folinse \[(:\\q\\ (Piiynwlia) g\•i^\\■m^z ujion a Ivoanl. ami showinc: 

 apothecia. — LioLDEEKGEii. 

 20 



