226 
283. Lecania (sect. Eulecania) heterochroa Müll. Arg.; „Leca- 
nora dimidiate Ach,“ ‘in Leight. Lich. amazon. Sprucean. p. 446 
[quae tamen in operibus Acharianis non exstat et quae dimidiati 
nihil offert, nisi forte nomen ad campylidia, quasi dimidiate, 
formatum]. Thallus (epiphylius) tenuissimus, flavicanti-cinereus, 
laevis, irregularis, margine vage effusus; gonidia globosa; apo- 
theeia sub forma verrucarum exiguarum cum thallo concolorium 
e thallo emergentia, dein denudata, tola albida, prominenter 
marginata, evoluta paullo fmajora et diametro eire. 1’/, mm. 
aequantia, discus tum aurantiacus v. fulvo-aurantiacus, conca- 
viusculus, margine thallino extenuato pallido integro v. sub- 
integro cinctus ; lamina cum epithecio hyalina, nana, hypothecium 
fulvescens; paraphyses conglutinatae; asci 8-spori, latiuscule 
eylindriei, sporae late dactyloidese, 11—15 x longae, 4—A/, u 
latae, rectae v. etiam saepe leviter incurvae, utrinque obtusae. 
— Habitat foliicola in regione amazonica prope Para ad Carissi: 
Spruce (a cl. Babingt. benevole commun.), et minus bene evo- 
luta in Acrosticho prope Ocana in Nova Granata (in Schlim. 
n. 726), et in folis Psycholriae terminalis in Brasiliae Serra 
dos Orgaos, . 
234. Lecidea (sect. Bialora) Piperis Sprgl., Nyl. 
v. foliicola Müll. Arg,; thallus tenuis, laevis, olivaceo-virens; 
apothecia pro magna parte exigua et glomeratim aggregate, 
pauca plane evoluta et normalia; hypothecium fulvescenti-fascunı ; 
sporae quamn in planta normali leviter minores, 10—12 1 longae, 
31/,—7 a lstae. — Habitat in foliis coriaceis prope Rio de 
Janeiro, ubi planta normalis frequenter corticola oceurrit: Gla- 
ziou n. 3267. B. pr. p. 
285. Palellaria (sect. Psorothecium) endoxanika Müll, Arg. 
Valde affinis Patellariae endochromati, s. Lecanorae endochromal 
F6e Ess. p. 114 1.29 fig. 1, sed thallus albus et zona hypothallins 
lineari nigra cinetus, apothecia 1—2'/, mm. lata evoluta con- 
venientia sed juniora in eo omnino recedunt quod supra undique 
(in disco simulque in margine) nigra v. subnigra, nec margine 
late e fusco flavescenti-vitellins et tantum medio anguste nigrü- 
oculata, extus autem inferne (a latere visa) obscure livido-vitel- 
lina sunt, Hypothecium erasse nigricans v. subnigrum, in P. 
endochromale autem tenue tantum et leviter nigrescens et thallus 
magis flavicans, nee hypothallo nigro-limitatus. Reliqus con- 
veniunt: apothecia intus sub hypothecio intense flavissima, spora® 
in ascis 2—3-nae, eire, 17—18 x longae et 5-7 y latae, hyalinae 
