520 . 
4. p. 275. — Creseit ad lignum siecum prope Apiahy in Bra- 
silia meridionali: Puiggari n. 1290 pr. p. 
350. Lecidea (s. Bielora) caesiella Müll. Arg. Thallus tenuis 
(embitus haud visus), continuus v, tenuissime rimulosus, caesio- 
coerulescens, a kypothallo atro erebre pertusus et quasi multi- 
pustulatus; gonidia globosa; apotheeia sicca atra, Inadefactä 
obseure livido-fusca v. livido-nigrescentia, plana, haud distincte 
marginata, mox convexiora; epitbecium tenue et olivaceo-nigre- 
scens, lamina caeterum tofa cum hypothecio hyalina, para- 
pbyses facile segregandae, validiusculae, apice parum clavatae; 
asei oblongo-obovoidei, superne pachydermei, 8-spori; sporae 
(simplices et hyalinae) ellipsoideae, 9—12 « longae ei 5-5 a 
latae. — Species thalli eolore et apotheciis distineta. — Gresecit 
ad saxa quartzosa prope Faxina in Brasilise prov. San Paolo: 
Puiggavi n. 1194. 
351. Lecidea (s. Leeidella) parasema Ach. v. tenella Müll. Arg. 
Thallus minute disperso-areolatus, eandidus; apothecia '/; 
@/,—'/) mm. tantum lata, plana, demum convexa; epitheecium 
atrovirens, lamina aeruginosa, hypotheeium obsenratum sed te- 
nuissimum visum hyalinum, paraphyses aegre separabiles. — 
Ad saxa quarizosa „rope Faxins in Brasilia meridionali (ubi 
etiam crescit normalis Lecidea parasema v. latypea Nyl.: Puig- 
gari n. 1252): Puiggari n. 12839, 
352. Lecidea (s. Lecidella) urotheca Müll. Arg. Thallus sub- 
leprosus, effusus, argillaceus, valde depauperatus; apothecis 
1), mm. lata, nigra et tota opaca, substipitato-sessilia, plano- 
eoncava, constanter marginate, discus seabridulo-inaequalis, nu- 
dus; lamins pro minutie apotheciorum alte, virenti-hyalins, . 
epitheeium olivaceum, hypothecium pallide olivaceo-fuscescens, 
paraphyses insigniter liberae et capillares, asci lineares, basi 
longe eaudato-vacui, sporas uniserisles gerentes; sporae 
(simpliees et hyalinae) ellipsoidese, 10-12 u longae, 7—8 u 
latae, — Extus fere omnino europaeam Lecideam goniophilam 
v. egeneam Krplh. simulans, sed apotheciorum margo persistens 
et paulio tenuior, apotheeia magis opaca, epithecium aliter 
eoloratunn et asci dein omnino al. — Creseit terricola eirca 
Faxina in Brasilias prov. San Paolo: Puiggari n. 1215. 
. 959. Lecidea (sect. Eulecideu) pseudosema Müll. Arg. Thallus 
einereus v. cinereo-albescens, tenuis, obsolete rimoso-granulosus, 
»ona latiuscula hypothallina fuligineo-nigrieante einetus; apO- 
theeia ?/,—/, mm. lata, adpresso-sessilia, atra, nuda, primum 
