220 GYALECTA. 



ellipsoid ; 4-locular ; ^ mic. Syn. p. 9. Th. Fr. Lick. Arct. 



p. 139. Nyl Scand. p. 190. 



* trivialis, Willey herb. ; apothecia very small, and always 

 immersed. 



On sandy earth and about walls (*). New Bedford, Willey. 



Illinois, Wolf. The larger European lichen has not occurred; 



but ours, measuring about 4 mmni - in diameter is hardly distinct 

 from it. 



5. G. carneo-luteola, Tuckerm. ; thallus very thin, leprous; 

 whitish ; apothecia minute, adnate, explanate ; the flat, yellow- 

 ish-flesh-coloured disk but little surpassed by the rounded, entire, 

 paler proper margin. Spores in sixes and eights ; fusiform-ellip- 

 soid; bilocular passing into 4-locular ; ~ mic. Obs. Lick. 3 r 



I c.p.271. 



On bark in the island of Cuba, Wright; and to be looked for 

 in Florida. Kesembles the European G. carneo-lutea, but has 

 higher-coloured fruit of only one-third the size (about O mm - 25- 

 0mm. 4) an( j an entire margin. The specimen is however small. 



6. G. nana, Tuckerm. ; thallus very thin, chinky; glauces- 

 cent and white ; apothecia very minute, innate-emergent, con- 

 cave; the elevated margin of the originally somewhat crenate 

 proper exciple rounded, pale ; the disk brownish-flesh-coloured. 

 Spores 8-12 in the thekes; fusiform; 4-6-locular; ~ mic. 

 Obs. Lich, 2, I c. p. 415. 



On bark, Island of Cuba, Wright} and to be expected where 



the last preceding species occurs. Apothecia O mm -, 2 to O mm -, 



3 wide. 



7. G. fagicola (Hepp.) Tuckerm. ; thallus very thin, chinky ; 

 pale greenish or brownish ; or obsolete ; apothecia minute, at 

 length sub-sessile, concave; from pale- becoming rusty- and 

 dark-red, and blackening; the scarcely uneven margin mostly 

 concolorous. Spores 8-12-20 in the thekes ; acuminate-fusiform ; 



4-10-locular ; ^ mic. Biatora, Hepp., fide Am. in Flora. 



Secoliga, Koerb. Parerg. p. 112. Gyalecta corticola, (Lonnr.) 

 Tuckerm. Gen. Lecidea congruella, Nyl. Scand. p. 191, fide Ohl- 

 ert. Gyalecta ceratina, Tuckerm. Obs. Lich. 2, 1. c. p. 41 5. 



On bark. Ash- and Elm-bark, Arnherst, Tuckerman I. c. 1862. 

 Red Cedar, New Bedford, Willey. 



f f Spores muriform. 



