184 
J. ARECH A V ALETA . 
granularis apothecia 2/3 — 4,5 mm. lata et minora, atra, opaca, 
adpresso-sessilia, plana, tenuissime v. demum indistincte margí- 
nala, pro liarte glomeratim confíala; epithecium virenti-nigrum, 
hypothecium; nigro-fuscum, superno virens, lamina hyalina; para- 
physes conglutinatae; sporae in ascis 8-nae, oblongo-ellipsoideae, 
12 — 16 \j. longae et 6 — 7 |* latae. — Ob thallum albidum et minute 
granulosum primo visu «Lecidellam sabuletorum Koerb.» simulat, 
sed hypothecium et apothecia tenuia differunt et planta juxta Le- 
eideam pyenoearpam Koerb. Par. p. 213 locanda est. — Ad saxa mi- 
cacea prope Montevideo. 
41. Patellarla (s. Bacidia) rosellina Müll. Arg.; thallus virens, 
tenuissimus, laevis v. subrugulosus; apothecia -¿¡¡p mm. lata, sessi- 
lia, albescenti-carnea, v. demun carnea, plana v. levitcr convexa, 
margine tcnuissimo demum evanescente cincta, novella crassius 
marginata, attamen non distincte gyalectiformia; lamina tota cum 
epithecio et hypothecio hyalina; sporae digitiformi-subaciculares, 
27 — 33 y. longae, 2 — 3 p- latae, utrinque obtusae, 1 — 7-septatae. 
— Prope P. medialem (Tuck.) Müll. Arg. L. B. n° 799 et P. 
glabclla m. (Krplh. Lich. Neu-Seeland p. 11, sub Lecidea) locanda 
est. Prima fronte bene Paiellañam rosellam, S. Lecideain rosellam 
Ach. microcarpam refert (praeter thallum), sed apothecia tenuiora, 
primum non gyalectiformia et sporae parvae. — RamuHcoIa prope 
Montevideo. 
42. Píitellaria (s. Bacidia) fia§co»u¡gi*esceus Müll. Arg. L. B. 
n° 204; corticola. 
43. fitiiellia exilis Müll. Arg. L. B. no 1083; saxicola. 
44. PhaeogTaphiua (s. Eleuthcroloina) Areckavalcíae Müll. 
Arg.; thallus vix distinctus, olivaceo-cinereus; apothecia erumpen- 
tia, late linearla, 1 ~ — 2, mm. longa, mm. lata, Simplicia, 
recta aut subrecta, utrinque acutiuscula, medio demum latius 
