Lecidea Nuttallii Calk. & Nyl., sp. nov. Apothecia nigra parva; 

 epithecium impressum;spora fusca oviformis 1-septata, long 0.014-16, 

 crass. 0.0()5-6mm; hypothecium fuscum. In toto gelatina hymeni- 

 alis vinose rubescens. 



Super thallum Ricasolia sublcevis Nyl. West Virginia, near Nut- 

 tallburg, L. W. Nuttall coll. no. 1781. 



Lecidea Virginiensis Calk. & Nyl., sp. nov. Thallus glauces- 

 cens tenuis laevigatus rimulosus citrino-flavus; apothecia fusca aut 

 nigra convexiuscula immarginata latit. circ. 0.5mm, intus medio 

 sordida; spora oblonga incoloris, long. 0.009-0.012, crass. 0.004-6mm; 

 epithecium et pars media hypothecii dilute fuscescens. In toto gela- 

 tina hymenialis coerulescens, dein theca vinose rubescens. 



E stirpe videtur Lecidea sanguineo-atra, prope Lecideam delineatam 

 Nyl. 



On sandstone rock under the drip of a wet cliff. West Virginia, 

 near Nuttalburg, L. W. Nuttall coll. no. 1779. 



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