88. Pertasaria inelaleiica Duby Bot. Gall., p. 675. 
— Corticole : forêt du Rio Naranjo, mêlé à 
Coenogonium (Pitt, n® 6020). 
89. — (§ lieioplacae) aplcuiata Mûll. Arg. (sp. nov.). — Thallus 
albus, lenuissimus, continuas, demum rimulosus, laevis; 
verrucae i/s-l mm. latae, conico-hemisphaericae, basi nec cons- 
trictae nec in thallum dilatatae, regulares et laeves, demum bine 
inde cancellato-rimulosae, apice ostiolis 1-S elato-hemisphae- 
ricis is/ioo- 20 /ioo mm. latis (pro genere maximis) fnlvescenti- 
pallidis quasi 1 -5-apiculatae ; sporae (3-) 4-nae, cire. lOO/x longae, 
intus laeves. — Species optime distincta, ob ostiola mamillaria 
magna valde prominula ad zambesicam P. mamiltanam Müll. 
Arg. accedit, sed verrucae ipsae non verrucosae sunt. Juxta 
neilgherensem P. acutam Müll. Arg. inserenda est. Corticole : 
San Marcos (Pitt. n. 6022.). 
90. Phlyctella audensis Nyl. Licli. Nov. Zel., p. 75; 
Phlyctis andensis Nyl. Lich. Welw., p. 9; Pla- 
tygrapha phlyctella Nyl. Prodr. Nov. Gran., 
p. 94. A proxima Phi. Brasiliensi Nyl. distat 
thallo tenuiore, apotheciis minoribus et tenuius 
marginatis. Sporae non differunt. — Corticole : 
Forêt du Rio Naranjo (Pitt, n® 6015). 
91. Phlyctis sabregularis Müll. Arg. (sp. nov.). — Thallus albidus, 
tenuissimus, pulverulentus; apothecia 1/2 mm. lata, erum- 
penti-sessilia, subregulariter orbiculata, margine crassiusculo 
a thallo prominente formato, primum radiatim lobulato 
deinque subobliterato cincta ; discus caesio-pulverulentus et 
demum nigricans; sporae supperposito-geminatae, cire. 40-50 /x 
longae et 15-18 /a latae, utrinque rotundato-obtusae v. hinc inde 
in apice obtuso acute apiculatae, mox olivaceo-fuscidulae 
parenchymatosae; locellorum series transversales 13-16; locelli 
inquaque sérié cire. 4-5. — Ob apothecia fere regularia potius 
Ph/yctellam simulât, sed sporae sunt Phlyctidis. — A simili et 
proxima PhL offula Krplh. Lich. Warm, p.384 distat apotheciis 
validius marginatis et sporis gemiaatis. — Corticole : Buenos 
Aires (Pitt. n. 6231). 
