UMRILICARIEI. 
13. UMBILICARIA, Hoffm. 
Umbilicaria Dillenii, Tuck. On rocks, Fite’s Eddy, June 1. Hope- 
well Forge, July 6. Beartown, July n. 
U. pustulata, L., Hoffm., b. papulosa, Tuck. Same range, place 
and time as U. Dillenii. 
U. Pennsylvanica, Hoffm. On rocks, Chestnut Hill, September 27. 
Family 4.— P E L T I G ERE I . 
16. PELTIGERA (Willd. Hoffm.), Fee. 
Peltigera horizontalis (L*.), Hoffm. On wet stones, Beartown, June, 
1892. On moist stones, Reinhold’s, March 14. On wet rocks, 
Conestoga Creek, May 5. 
Family 6. — C OLLEMEI. 
Sub-Family 2. — C ollemei (proper). 
18. COLLEMA, Hoffm., Fr. 
Collema nigrescens (Huds.), Ach. On trunks of trees, Beartown, 
July 1 I. 
FELICES. 
(In New Localities.) 
ASPIDIUM. 
Aspidium cristatum, Swartz. Beartown, July n. 
ASPLENIUM. 
Asplenium Rutamuraria, L. On rocks, Chestnut Hill, September 27. 
LYCOPODIACE2E. 
LYCOPODIUM, L. 
Lycopodium obscurum, L.. Beartown, July n. 
