698 CONSPECTUS 



VI. LoEARiA Hoffm. (Imbricaria Fr.y Parmella 

 Ach. syn.), Thallus foliaceus,, imbricato- 

 lobatus, depressus, subtus ex hjpothallo fi- 

 brillosus. Apothecia scutelliformia , subpe- 

 dicellata, horizontalia. Sp. 1478 — 1483. 



VII. Physcia Fries, Thallus imbricato-lobatus, 

 laciniis subtus canaliculatis fibrillosis. Apo- 

 thecia primum clausa, dein dehiscentia. 

 Sp. 1484—1489. 



VIII. LECAiVORA Acli. (Psoroma Fr.) Thallus 

 primarius s. hjpothalhis fibrillosus, secunda- 

 rius imbricatus, squamuloso-lobatus, centro 

 crustaceus. Apothecia sessilia, marginata. 

 Sp. 1490 — 1500. 



IX. PsoRA HofTm. Thalhis criistacens uniformis, 

 saepe hjpothallo nlgro incumbens. Apothe- 

 cia immersa, marginata. Sp. 1501 — 1517. 



602. CoLLEMA Hojfm. Apothecia scutellifor- 

 niia, roarginata , excipulo thallode. Thalhis simi- 

 laris, celluloso-fibrosus, humectus subgelatlnosus, 

 granula saepe emittens in lobulos aut propagula 

 abeuntia. Sp. 1518 — 1529. 



603. Peltigera TFiUd. Apothecia peltaefor- 

 mia, submarginah'a, relo thallode fugaci tecta. 

 Thallus coriaceo - foliaceus, expansus . lobatus, 

 subtus hirsutus, saepe venosus. Sp. 1530 — 1534. 



504. Sticta Schreh. Apothecia disciformia, 

 snbmarginalia, margine thallode tenui. Thallus 

 coriaceus, lobatus, subtus foveolis s. cyphellis (ex 

 elapsis gongylis) sparsis. Sp. 1535 , 1536. 



