LYNGE, PSEUDOPARMELIA GEN. NOV. UND PARMELIA ACH. 121 



54. rarmelia coroiiata Fee. 



FEE Essai sur Us Cryptogames des Kcorces, 1824, p. 123 

 et tab. XXXI, fig. 2. Krempelhuber Lichenes Brasilienses 

 Videnskah. Meddel. naturhist. Förening, Kjöbenhavn vol. XXV, 

 1873_74^ p. 9. Müller, J. Revisio Lichenum Féeanorum. 

 Revue Mycol. vol. IX, 1887, p. 12(?). Wainio Etude Lichens 

 Brésil. I, p. 59. Acta Soc. Fauna et Flora Fennica vol. VII, 

 1890. Müller, J. Lichenes in Primit. Florae Costaricensis. 

 Bull. Soc. Bot. Belgique vol. XXX, 1891, p. 54, II, 1. c. vol. 

 XXXII, 1893, p. 129. Ejusd. Lichenes Usambarenses. Eng- 

 lers Bot. Jahrbücher vol. XX, 1895, p. 257. Hue Lichenes 

 Extra- Euro paei. Nouvelles Archives du Museum sér. 4 a, vol. I, 

 1899, p. 145. Wainio Lichenes in Catalogue of African Plants, 

 coll. by Welwitsch vol. II, part II, 1901, p. 401. 



Parmelia relicina var. coronata Nyländer Synopsis Liche- 

 num 1858—1860, p. 386. 



Exsicc. Wainio Lichenes Brasilienses no. 1284. (v. isidiosa 

 Müll. Arg.). 



Thallus orbicularis, diam. 4—4,5 cm., adpressus, rigidius- 

 culus. Laciniae 0,5 — 2 ram. latae, planae, crebre iteratim bi- 

 vel tri-furcatae, lacinulae divaricatae, ad basin sinibus rotun- 

 datis, vulgo latis, separatae, apicibus truncatis, rarius subro- 

 tundatis, imbricatae. Thallus centrum versus laciniis secun- 

 dariis parvis, 1 mm. longis, indivisis vel palmatis, anguste 

 ^ffixis, ± crebre instructus; subopacus, laevigatus vel subti- 

 liter rugulosus, sorediis, isidiis et ciliis destitutus; cortex con- 

 tinuus, color glaucocinereus vel albidocinereus, centrum versus 

 parum obscurior, subtus ambitu anguste fuscescens, ceterum 

 niger; thallus rhizinis brevibus, 35 — 40 [). crassis, nigris, fur- 

 catis, dense vestitus. 



Cortex superior 13 — 19 u. altus, hypbae indistinctae, per- 

 pendiculares, contiguae, septatae, 6 — 7 u. crassae (in sol. dilut. 

 KOH). Medulla alba, 100 — 120 p. alta; hyphae adspersae, 

 2,5 — 3 [J. crassae. Cortex inferior fuscus vel niger, 13 — 15 [i 

 altus. 



Apothecia numerosa, dispersa, sessilia, plana, non per- 

 forata, conceptaculis pycnoconidiorum numerosis, conspicuis, 

 coronata, diam. 2-^3,5 mm. Margo grosse crenatus, recep- 

 taculum rugosum, color in flavescentem vergens; cortex re- 

 ceptaculi decolor, 30 — 55 [j. altus; hyphae corticis subperpen- 



