OF GREAT BRITAIN. 



387 



384. L. parasitica, (Flk.) no proper thallus ; apothecia parasitic, 

 Mack, scattered- or aggregate, concave or plane, sessile, margin thin, 

 elevated, entire, polished ; hypothecium darhreddish-brown ; spores 

 8, fuscous, lineari-oblong, 3-septate, small. 



Parasitic on the thallus of Pertusaria communis and Lecanora 

 parella, frequent. 



Syn :— Florke D. L. 101. (1821.) Nyl. Prodr. 144. Lecidea, inspersa, Tul. 

 Mem. 118. Mudd Man. 224. 



Fig :— Mudd Man. t. 4. f. 85. 



Exs :— Leight. 183. Nyl. 68. 



Geog. Distrib : — France, Switzerland, New Zealand, Great Bear Lake. 



Bot. Peov:— 1, 2. .5.. .7, 8...10...19...24...26...31. 



England : — Kandiddles ! Hants. Mr. Borrer. Cliffrig ! Easeby Wood, Cleve- 

 land. Mr. Mudd. near Exeter, Devonshire. Mr, Pg/rfitt. New Forest. Rev. J. 

 M. Crombie. near Twycross, Leicestershire. Rev. A. Bloxam. Hale's End, 

 Malvern ; 8. Devon and Cornwall ; Fairlight near ..Hastings. . Jir. HolX. Ply- 

 mouth. Mr. Holmes. Wapley Hill ! Herefordshire. 



Ireland : — Blarney and Biverstown, Cork. Mr. 'Carroll. Curraghmore. Adm.' 

 Jones. 



Wales :— Barmouth ! Rev. T. Salwey. Aber ! Mr. W. Phillips. 



Channel Islands :— La Moye and St. Peter's Barracks ! Jersey. Mr. Lar- 

 balestier. 



" Spores .013 mm. long, .0035 mm. broad." (Tul.) " Spores .009— .015 mm. 

 long, .0035 — .0045 mm. broad. Gelatina hymenea I intense-blue." (Nyl.) 

 " Spores .003 in. long, by .001 in. broad." (Mudd.) Spores .01— .011 mm. 

 long, .0035 mm. broad. 



385. L. parellaria, Nyl. thallus none ; apothecia black, opake, 

 Small, scattered, single or 2 or 3 together, sessile in or near the 

 cracks of the thallus, plane, margin thickish, prominent, more or less 

 pruinose ; hypothecium nigrofuscous, thin ; paraphyses indistinct, 

 conglutinate, apices clavate, nigricant ; spores 8, fuscous, lineari- 

 oblong, or oblong, generally 1-septate, sometimes 1-septate, and some- 

 times 3-septate in the same apothecium ; gelatina hymenea I bluish 

 then fuscescent. 



Parasitic on Lecanora parella, (L.) not common. 1876. 



Syn :— Nyl. in Flora 1876. p. 239. Leight. in Linn. Trans. 2d. ser. 1. 238. 



Fig :— Linn. Trans. 1. c. t. 32. f. 11. 12. 



Exs :— Larb. 86, 



Geog. Distrib : — France, New Zealand. 



Bot. Prov:— 6, 7.. .26. 



Ireland :— Lough Feagh ! Doughruagh Mountains \ Connemara. Mr. Lar- 

 balestier. (1876.) 



Wales : — Manoerowen ! Road between Fishguard and Llanachar ! Pem- 

 brokeshire. Diganwy near Conway ! 



Spores .011 — .014 mm. long, .005 mm. broad. 



386. L. scapanaria, Carringt. thallus none ; apothecia parasitic, 

 minute, sparingly scattered, coarctate when young, explanate when 

 mature or old, dull-reddish-black, plane, margin elevated, somewhat 

 tumid; hypothecium thin, dark-yellowish-brown ; spores 6-8, fuscous, 

 obtusely fusiform, straight or slightly curved, 3-septate. 



Parasitic on Scapanaria undnlata, rare. 1861. 



Syn :— Carrington Irish Crypt. 2. in Trans. Bot. Soc. Edin. 7. pt. 2. p. 382. 

 and pt. 3. 411. (1861.) L. persimilis, Nyl. Scand. 236. Grevillea 2. 71. 

 Fig :— Trans. Bot. Soc. Edin. 7. 1. 10. i. 4. 

 Geog. Distrib : — Europe. 

 Bot. Prov:— 19... 26. 

 Scotland :— Ben Lawers (1871.) Carlochan (1873.) Br. Stirton. 



