28 
- THELOTREMA, J.Y. 
T. argenteum, J.1Z. Thallus glauco-argenteous, thin, effuse, 
oe smooth, continuous, at length rimulose- tke Fed, the fissures white; 
othecia immersed in’ thalline prominen meate, sm 
iesinte pulvenaaecus. whiter than the thallug ai slightly —_— 
e e furnished with nigro-punctiform ostiolum, withi 
ob, from Poe. to | , locelli arran ged i in 4 irregular 
series, in each row 2-3 aie 
ae D.; ras of Bellenden-Ker, on decorticated wood. 
T. megalosporum, J... Thallus subflavescent-albid, thin, closely 
rugose, and also thickly and minutely rugulose, shining apothec ecia In 
scinciote, nigro-fuscous, the centre of the base stoutly columelligerous ; 
spores solitary, very large, -26--4x °045-'055 mm., fusiform, at the 
extremities cuspidate-acuminate, very weely. parenchymatous. 
Hab.: Brookfield, on bark, Field Naturali 
<i ie heey J.M. Thallus ochraceo-albid, thin, rugulose, — 
ve finel Tresso- punctulate, subfarit rinulent ; i spothes in “small, 
at both ice capplcnt@l eee atte. oth 5 — en at both cusps simple. 
: Sankey’s Scrub, on bark, J. F. § 
, entos sR JM.  Thallus — cinereous, Pe 
punctiform, slightly os sasitnectan except the blac *k apex, 
pallid ; hypothecium flavid ; asci 1-s spored.; spores hyaline, ‘3 x 05 mm-, 
fusiform, at both ends not at all cuspidate- acuminate, crowdedly 
parenchymatous, a 
Hab.: Mount Baupel, on bark, J. F. Shirley. 
T. rimulosum, 7. Thallus ri nen pallid, very thinly tar 
tareous, obsoletely rugulose, at length crowdedly and deeply reticulate | 
rimulose ; apothecia semi-emergent, ‘eed: hemispherical, ‘+ mi., 
parenchymatous, locelli. in numerous ait serie 
Hab.: Brisbane Valley, on bark, 
EL Be ota ¥ M. 
] 
, y stro rient, when Mvote 4 
-13 mm. wide, zeorine-lecanorine, appres ey mole and resembling } 
Lecanora albella, Pers., in being. strongly margined by the ale pro- | 
tuberances, margin within adorned oye subnigrous. circular line, entire; _ 
