LICHENS. 459 
Asplenium lanceolatum, Huds. Marquand. 
A. Adiantum-nigrum, L. Marquand. 
A. marinum, L. Marquand. 
Scolopendrium vulgare, Sym. Marquand. 
Pteris aquilina, L. -Babington. Marquand. 
Chara vulgaris, L. Plentiful in June 1889 in a drinking- 
trough for cattle on the north side of the island (Marquand). 
LICHENS. 
Lichina pygmaea, Lightf. Larbalestier. 
Collema pulposum, Bernh. Larbalestier. 
C. ceranoides, Borr. Salwey. Crombie. 
C. crispum, Huds.  Larbalestier. Shores of the island of 
Herm (Crombie). Var. cvistatulum, Nyl. Larbalestier. Crombie. 
A specimen of this variety from Herm, collected in 1866, is No. 140 
in my copy of Larbal. Lich. Rariss. 
C. cheileum, Ach. Larbalestier. Crombie. 
Leptogium lacerum, Ach. Var. pu/vinatum, Hffm. Larba- 
lestier. 
L. palmatum, Huds. Larbalestier. Crombie. 
L. Schraderi, Bernh. Larbalestier. Crombie. 
Cladonia pyxidata, Fr. Larbalestier. 
C. rangiferina, Hffm. Larbalestier. 
Peltigera canina, L. Larbalestier. 
Parmelia caperata, L. Larbalestier. 
P. olivacea, L. Larbalestier. 
P. perlata, L. Larbalestier. 
P. conspersa, Ehr. Larbalestier. 
P. saxatilis, L. Larbalestier. 
P. omphalodes, L. Larbalestier. 
