Ord. VIII. Tkibe L 
LICHENS IDIOTHALAMI. 
951 
IDIOTHALAMI. 
15363 Crust somewhat cartilaginous whitish, Apothecia crowded tumid oblong varying in figure roughish 
reddish at length brownish black and somewhat pruinose 
15364 Crust somewhat cartilaginous powdery cracked variegated with cinereous and yellow, Apothecia immersed 
superficial roundish finally confluent 
15365 Crust very thin glauc. Apothecia burst, forth min. convex cluster, and conflu somew. branch, dark-color. 
'\.5SQQ Crust very thin greyish, Apothecia flat diluted irregular somewhat confluent black 
15367 Crust spread, widely very thin membran. greyish, Apothecia dot-like very min. black lead-color, when dry 
15368 Crust obsolete or white, Apothecia very minute black confluent without bristles 
15369 Crust filmy very thin green, grey, Apotliecia mostly dispers. hemispher. sooty : internally yellowish green 
15370 Crust spreading widely very thin ; for the most part membranous greyish white, yellowi.sh green when 
rubbed, Apothecia minute Hat confluent blueish grey 
15371 Crust thin somew. powd. white, Apoth. scatter, min. dot-like solid black with superfic. dark-brown powder 
15372 Crust tartar, rugg. greyish-white cracked, Apothecia convex round, very black : their centers often decid. 
15373 Crust tartar, rugged greyish or greenish-white, Apothecia convex rounded black orange-colored within 
15374 Crust calcareous greenish-white, Apothecia scattered somew. confluent unequal elevated granulat. black 
15375 Thallus green, (brown when dry) lobed : ben. veiny and of a fine safTron-col. Apothecia somew. tum. brown 
15376 Thallus lobed grey.-green whiter and fibrous ben. Apothecia at length sunk into deep pits or hollows brown 
-f- Thallus crustaceans reniform. 
Ik Apothecia constantly black, naked, {not pruiiiose). 
15377 Crust tessellated greyish-black smooth, Apothecia several together depressed brownish-black with a paler 
border, at length crowded elevated the border being obliterated 
15378 Crust continued tessellat. greyish-black, Apothecia immersed between the areola plane at length convex 
somewhat angular black of the same color within 
15379 Crust spreading very thin cracked black with swelling whitish scattered areolae, Apothecia plane or 
slightly convex often in the interstices black, of the same color within 
15380 Crust very thin black cracked and tessellated areolae chesnut-brown plane marginated shining scattered, 
Apothecia rather convex black margined white within 
15381 Crust subcartilaginous tessellat. smoothish brownish grey, Apothecia buried in the crust plane margined 
at length convex clustered and losing their margin black within greyish-black 
15382 Crust tartareous cracked whitish ash-color, Apothecia within the spaces of the crust depressed flat finally 
convex somewhat confluent dark with a thin edge 
153S3 Crust thin roundish very finely cracked somewhat powdery wh,ite, Apothecia grown into the crust thick 
protuberant somewhat concentrical dark-colored with a tumid elevated contracted margin 
15384 Crust tartareous somew. spreading tessellated nearly even greyish-brown, Apothecia sessile at length ir- 
regular convex subglobose confluent black emarginate within having a thin greyish stratum ben. disk 
15385 Crust thin submembranaceous greyish-white bordered with black at length spreading somew. granulated, 
Apothecia nearly plane sessile margined black blackish within 
15386 Crust rugose and warted greyish-white, Apothecia at length convex hemispherical somew. tuberculated 
black horny and black within having beneath a powdery bright red stratum 
15387 Crust scattered granular irregularly lobed cinereous whitish, Apothecia clustered convex sessile plano- 
convex hemispherical somewhat confluent dark powdery inside 
/3 Crust scattered granular somewhat cohering white ctesious or cinereous brown, Apothecia hemispherical 
somewhat globose often clustered shining 
15388 Crust tartareous broken into cracks with wart-like smooth cracked cinereous areola, Apothecia deeply 
immersed convex aggregate scarcely edged dark-colored 
15389 Crust tartareous brownish ash-colored composed of granulated warts, Tubercles convex irregular black 
with an obsolete black border 
15390 Crust somewhat cartilaginous scaly granular glaucous cinereous. Granules flattish crenulated, Apothecia 
sessile plano-concave edged finally wavy 
15391 Crust rugose somewhat granular ferruginous ash-colored, Apothecia superficial flat edged finally flexuose 
and convex, Edge finally obliterated 
15392 Crust spreading thin black scattered with planeish subcontiguous bright-yellow areolae, Apothecia plane 
or slightly concave black of the same color within 
/2 Areolas bright-yellow plane angular black between and with a black margin 
15393. Crust tartareous tessellated yellowish-red, Apothecia sessi.'e plane at length convex irregular confluent 
black internally cernuous and black 
15394 Crust granulated and tessellated somewhat pulverulent ochraceous red, Apothecia minute elevated with 
the margin tumid : the disk depressed black nearly of the same color internally 
and Miscellaneous Particulars. 
^1. Solorhia. From <roXe?. solid, and ^ivo?, a skin, in allusion to the firm texture of the fond. 
2332. Lecidea. An unexplained name contrived by Acharius for the Lichenes tuberculati of Linnaeus, 
whose shields havp no border from the substance of the frond or crust. 
3 r 4 
