Plate 9 



Fig. 



1. 



Sticta amplissima, gray. 

 Fruits light red. 



Fig. 



7. 



5". qiiercisans, leather- 

 brown. 



Fig. 



2. 



S. amplissima, section of 

 spore layer. 



Fig. 



8. 



S. qiiercisans, downy and 

 speckled under surface. 



Fig. 



3. 



S. amplissima, spores. 



Fig. 



9. 



6'. crocata, brown with yel- 



Fig. 



4. 



6^. scrobicidata, tip, show- 







low margins. 







ing soredia above and 



Fig. 



10. 



Nephroma resupinafmn, tip 







speckling below. 







showing tubercles be- 



Fig. 



5. 



5". pulmonaria, gray or 







neath. 







brownish. 



Fig. 



11. 



A'", helveticum, brown 



Fig. 



6. 



S. pulmonaria, downy un- 

 der surface. 



Fig. 



12. 



A'', helveticum, under sur- 

 face of fruiting lobe. 



