400 HEV. J. M. CROMBIE OK AUSTRALIAN LICHEK8. 



4. Lecidea Elindebsii, Cromb., sp. n. Subsimilis Lecidece 

 decoloranti (cujus fere sit varietas tballo gilvo-luteo tenui sub- 

 leproso, apotheciis luteo-rufescentibus, margine gilvo-luteo, inde 

 quasi lecanoroideo). Paraphyses graciles. Spora) ellipsoidese 

 simplices, longit. 0011-0014 millim., crassit. 0'005-0'OOG millim. 

 Iodo gelatina hymenialis dilute c&*ruleseens (thecse pnesertim 

 tinctac). 



Facies est Zccanorce affinis Lecanorce sarcopsi. 



On tlie ground, Eisdon Cove, Coll. Br. no. 565, not named. 



5. Lecidea imuabginata (B. Br.), sp. n. Thallus glauces- 

 eens tenuis rimulosus, ambitu subleprosus ; apotbeeia carneo- 

 rufella convexa (latit. 0'5-09 millim.), intus incoloria ; spora? 8me, 

 ellipsoidero simplices, longit. 0012-0016 millim., crassit. 0*007 ^ 

 millim., parapbyses mediocres, epitbecium et bypotbecium inco- 

 loria. Iodo gelatina hymenia cserulescens, deinde thecae luteo- 

 violascentes. 



r 



Comparari possit cum L. anteposita, NyL, Lich. Port Natal, 

 p. 8, sed ab ea mox differt apotbeciis immarginatis convexis. 



Amongst mosses on the bark of trees, banks of Grose Eivcr. 

 Coll. Br. no. 591, s. n. Lichen immarginatus. 



G. Lecidea. septosior, Nyl., sp. n. " Thallus glaucesccns 

 tcnuissimus vel evanescens; apothecia nigra prominula, crasse 

 marginata, demura margine (obsolete csesio-pruinoso) explanato, 

 mediocria (latit. 0-5-0-7 millim.), intus obscure rufescentia; 

 spora? 8n*e, acieulares subrectte 19-31-septata?, longit. 0060-0-082 

 millim., crassit. circiter 0-004 millim., epitbecium nigrescens, by- 

 potbecium dilute luteo-rufescens. Iodo gelatina hymenialis cae- 

 rulescens. 



" Affinis est L. endoleuca, a qua notis datis (apotheciis intus 

 obscuris, &c.) facile distinguenda. K nee epithecium nee bypo- 

 thecium reagenda."— Nyl. in litt. 



On the bark of trees, near Port Jackson. Coll. Br. no. 562, 

 not named. 



7. Lecidea tebsicolok, Me. 



On the bark of trees, Grose Eiver. Coll. Br. no. 548, s. n. 



Lichen atro-cinerens. 



8. Lecidea decipiens (EhrL). 



On the ground, Eisdon Cove, sparingly fertile. Coll. Br. no- 

 5G7, s. n. Lichen decipiem. 



