*74* CRYPT0GAM4A. ALGAE." 1938. Lichen. 



cyathoides* Effufe, cracked, unequal, grcyifh-white : fhields hipcr- 



ficial, piano convex, flexuous, black with a raifed margin; the 



difk grey-mealy. 

 cotarius. Thin, effufe, mealy, grey; fhicMs minute,, crowded, rather 



concave, black, with a rather flexuous margin here and there 



ftrewed a]>o#e and below with white flocnla* maffes, becoming 



convex, black, and nearly without 

 *!ynceus. Smooth, equal, white ; fhields . , oblong, curved, 



obtufe, pruinous, black ifh with a black fmooth margin. 



E.Bot 809, 

 albo-earuiefcens Tartareous, equal, uninterrupted, white ; fhields 

 [ilk flat, blueifl . , prujnous; margin becoming 



i : , black. Hoffm t. 14/. 2. 



jpelrchs. Tartareous, pure fhields feffile, flat, blueifh, 



ous, margined, I ... convex black and naked. 



Hoffm. t 56 if. 2- 



* epipo'ins. * Tartareous, leffe/ 'ate, uninterrupted, white: fhie'ds 



raifed, with n ifh mealy difk, and black margin becoming 



flexuous. Eng Bot t. 1137. 



cortlcolus. Effufe, cracked, pure white: fhields flat, appfefTed, mi- 

 nute, crowded, becoming fomewhat globular, black, grey-mealy. 

 Act. Slockh. 16./. 5./. b a—c. 

 2. amylaceus. Somewhat powdery: fhields clothed with a whitifh mealinefs. 



abietinus. Effufe, very thin, "fmooth, rather glaucous: fhields fu- 

 perficial, flat, margined, blueifh-black, mealy. 

 Act. Stock. 5. 16 /. 15-/. 7. 



*pruinofus. Leprous, very thin, red ferruginous : fhields plano-con- 

 vex, deformed, blueifh-black, mealy. Dicks, t. g.f. 4. 



Dilleni&hus. Tartareous, plaited, granular, foft, rofy: fhields flat- 

 tifh, blueifh-black with a -black ilh margin, mealy. 

 Achar. prodr. tab. i./i 1. 



*csrneus. Effufe, thin, fmooth, white: fnields fuperficial, concave, 

 fernitranfparent, horny becoming brown, with an entire railed 

 paler margin. Eng. Bot. t. 965. 



*luteoalbus. Effufe, thin, fmooth, white : fhields orange, flattifti, 

 with a border of the fame colour, becoming convex without bor- 

 der. Eng. Bot. t. 1426. 



rofellus. Thin, greyifh: fhields plano-convex, rofy, with an obtufe 

 paler margin, J acq. 3. /. 2. f. 3. 

 2. attceps. Leprous gianular mealy: fhields fie fh -colour, the difk becom- 

 ing dull rufous, with a tumid paler margin becoming depr effed, 



incarnatus. Granular, brown: fhields fleftrcolour; mealy, becoming 

 convex and flexuous. Thunb. prodr. 



* icmadophilus. Effufe, granular, unequal, pale greenifn-grey : 



ihields ilat,flefh-colour,becoming dilated and a little convcx,witk 

 a thin flexuous ma/gin. Eng- Bot, 372. 



