Adams — The Distribution of Lichens in Ireland. 



209 



DOUBTFUL SPECIES. 



(A) There is some doubt as to what species was actually meant by the 

 old name. 



Agyrium I'ufum Leight. Mi C i 

 Arthopyrenia macularis Mudd. M 2 

 Calotlirix interrupta Carm. M i 

 Chroolepus ebeneum Ach. Ireland 

 Collema 



epiphyllum Leight. U 2 



stygium Del. C i 

 Endocarpon 



macrocarpon Tayl. M i 



rugosum Tayl. M i 



sulphureum Tagl. M i 

 Endococcus calcareus Nyl. Ireland 

 Lecanora 



linearis Tayl. M i 



niultipuncta Ach. Ireland 



muscoruni M i 



tegularis Cromh. M i 

 Lecidea 



latens Tayl. L 2 



macula Tayl. Mi C i 



otscuroides Linda. M 2 



pygmaea Leight. U i 



recedens M i 



rupestris ^cA. M12 U 12 

 Lepraria 



alba Ach. M 2 



flava Ach. M 2 U 2 



lolithus Turn, Sf Borr. U 2 



murorum Grev. M 2 



Leptogium 



anomalum Moore 



Mi 



Lichen 



albus C I 



anthracinus Ireland 



antiquitatis Ireland 



botryoides Ireland 



cinerascens Ireland 



flavorubescens Ireland 



flavus Ireland 



pilularis L 2 



Opegrapha sulcata Pers. U 2 

 Parmelia columnaris M i 



Pertusaria 



ferruginea Linn. L 2 

 Pyrenothea mollis Leight. M i 

 Spiloma 



dispersum Turn. ^ Borr. M i 



nigrum Turn. M 12 



spbaerale Ach. Mi 



Urceolaria rufescens ILooh. M 1 



Variolaria 



terricola M i U i 

 torta M I 



Verrucaria 



confer ta Tayl. M i 

 globosa Tayl. M i 

 macrocarpa Mudd. M i 

 mollis Tayl. M i 



(B) There is some doubt as to whether the species was correctly 

 identified. 



Cladonia 



bellidiflora i^/.-. L2 U12 



rangiferina JLoffm. [Crombie tbinks 

 all records of this species in Ireland 

 really refer to C. sylvatica Hoffm.'] 



Lecanora chloropbaeodes Nyl. C i 

 Synalissa sympborea Nyl. U 2 

 Verrucaria endocoecoideaiVy/. M i 



L2 



(0) Erroneously classified. 

 Myriangium Durisei Mont. 8f Berk. M i 2 was formerly regarded as a Lichen, but is 



now considered to be a Fungus, 



E, I. A, PROC, VOL, XXVII., SECT. B. 



[2 7] 



