8. Evernia furfuracea C'ladom'a Tnok. Common, collected sterile on coni- 
fers above 2800 ft. 
9. Evernia prunastri (L.) Ach. Rare, collected in a degenerate state on 
various growths. 
10. Usnea barbata dasypoga Fr. Not uncommon, collected sterile on sev- 
eral conifers near the summit. 
11. Alectoria jubata implexa Fr. Rare, collected sterile on a conifer near 
summit, 
. 12. , Theloschistes concolor (Dicks.) Tuck. Not uncommon, collected fertile 
on trees along roadside. 
13. Theloschistes concolor effuse Tuck. Rare, collected sterile on road- 
side tree. 
14. Parmelia per lata (L.) Ach. Not common, collected sterile on moss and 
trees. 
15. Parmelia saxatilis stile at a Nyl. Not uncommon, collected sterile on 
rocks.] 
16. Parmelia physodes (L.) Ach. Common, collected in fruit on conifers 
near the summit. 
17. Parmelia olivacea {h.) Ach. Common, collected fertile on]trees on the 
mountain. 
iS. Parmelia caper at a (L.) Ach. Common, collected sterile on conifers at 
the summit near the altitudinal limit of its range, common in the 
valleys. 
19. Parmelia centrifuga (L.) Ach. Common, collected sterile on the 
ledges at the summit. 
20. Partnelia ambigua (Wulf.) Ach. Not uncommon, sterile on conifer 
twigs near the summit. 
21. Parmelia ambigua albescens Wahl. One example, sterile, growing 
with species on coniferous twig at summit, 
22. Physcia pulverulenta pityrea Nyl. One example, sterile on roadside 
apple- tree in Windsor. I am not at all sure that this variety is not a 
young condition of Tuckerman’s leucoleiptes , in which case the 
latter name should stand as the former is preoccupied. 
23. Pyxine sorediata Fr. One example, sterile, on the mountain at 1500 ft; 
24. Umbilicaria pustulata ' papulosa Tuck. Rather uncommon on the 
ledges above 2000 feet. 
25. Umbilicaria Dillenii Tuck. Rare on the summit ledges. 
26. Sticta amplissima (Sq.oy>.) Mass. Not uncommon and fertile, collected 
at 2000 ft. 
