22 
CONTRIBUTIONS TO BRITISH LICHENOLOGY; BEING 
NOTICES OF NEW OR RARE SPECIES OBSERVED 
SINCE THE PUBLICATION OF MUDD’S ‘MANUAL.’ 
By Isaac CARROLL, Esq. 
(Concluded from Vol. IIT. p. 293.) 
i 
Pyrenopsis hematopis (Smmrf.), Nyl. Lich. Scand. p. 288.—Rocks 
on Ben Lawers, rare (Jones). ; 
P. diffundens, Nyl. in litt. n. sp.—Maidstone, Kent (Jones). In 
the September number of the * Journal of Botany’ this plant was in- 
correctly named ** Collema diffractum, Nyl.," which is a very different 
plant, not yet found (so far as I am aware) in Britain. 
Collema chalazanum, Ach. Nyl. Syn. Lich. p. 104.— C. maritimum, 
Tayl. ms.—Near Dunkerron, Kerry (Mr. J. Taylor in Herb. Jones) ; 
on limestone near Fermoy (Mr. T. Chandlee in Herb. Lindsay, com- 
mun. by Carroll).—Spores 8 in thecze, ellipsoid, simple. 
C. biatorinum, Nyl. Syn. Lich. p. 110.—Maidstone, Kent (Jones). 
C. psorellum, Nyl. in litt. n. sp.—On rocks, Ben Lawers (Jones). 
Leptogerum lacerum (Sw.), var. crenatum, Nyl.— Leptogium fragrans, 
Mudd, Man. p. 46.—Yorkshire (Mudd in Herb. Carroll). 
Calicium trichiale, Ach., var. cinereum, Pers.—On old Pines at the 
Deer Park, Castlemartyr, co. Cork, and on old Oak at Tervoe, near 
Limerick (Carroll). 
C. curtum, Borr.—On old Pines, Deer Park, Castlemartyr, co. Cork 
(Carroll). 
The Calicia are rarely met with in Ireland. 
Stereocaulon nanum, Ach.—Learmount, co. Derry (Jones). 
Cetraria Islandica, (L.)—Very rare in Ireland. Re-discovered in 
August, 1865, on Mangerton (Dr. Taylor’s station) by Vice-Admiral 
Jones. 
Platysma commiztum, Nyl. Lich. Scand. p. 83.—On rocks, north 
side of Ben Lawers, July, 1864 (Carroll). 
Physcia speciosa (Wulf.), Fr.—Glenarm, co. Antrim (Dr. Moore). 
Umbilicaria hyperborea, Hffm.—Gyrophora proboscidea, c. corrugata, 
Mudd, Man. p. 118.— Brandon, Kerry (Dr. Moore). 
U. polyphylla (L.), Schrad.—Rocks at Luggela, co. Wicklow (Jones). 
