LICHENS. 279 
COLLEMACEI. 
Lichina pygmaea, Light. 
On many parts of the coast, but less common than the next 
species. In spite of its name it is the larger plant of the two. 
Lichina confinis, Ach. 
On rocks at high-water mark all round the coast. 
Collema pulposum, Bernh. 
Descent to Saints Bay. Base of Doyle’s Monument. Wall at 
Beaucamps, Catel. 
Collema ceranoides, Borr. 
In sandy hollows at Albecq. Guernsey (Salwey). 
Collema limosum, Ach. 
Guernsey (Mrs. Collings). 
Collema crispum, Huds. 
Guernsey (Salwey). Var. cvistatulum, Nyl., occurs in Herm. 
Collema cheileum, Ach. 
Frequent on old walls, but most often barren. 
Collema flaccidum, Ach. 
Saints Bay, on rocks. 
Collema nigrescens, Huds. 
On old roadside trees. Moulin Huet Valley. Road to Icart. 
Calais Valley. Near St. Saviour’s Church. 
(Leptogium biatorinum, Nyl., occurs in Alderney, and Lept. 
humosum, Nyl., in Sark. According to Crombie, the latter ‘has 
externally the appearance of Lectdea uliginosa.’) 
Leptogium pusillum, Nyl. 
St. Peter’s Port (Crombie). 
Leptogium lacerum, Ach. 
Cliffs between Fermain and Bec du Nez. Petit Bot Cliffs. The 
var. pulvinatum, Hffm., occurs in Herm. 
Leptogium subtile, Schrad. 
Guernsey (Salwey). 
Leptogium plicatile, Ach. 
Rocquaine Castle. Near Grantez Mill. 
Leptogium palmatum, Huds. 
Guernsey (Mrs. Collings). 
