30 
PORINA (Ach.), Mull. Arg. L. B., 644. 
* Spores 20-35 y long, 3-5 y, wide. 
P. africana, Muil. Arg., is P. limitata, C. K. 
P. tetracere (Ach.), Mull. Arg. Thallus cinereous to luteo-fuscous, 
smoothish or subrugulose ; apothecia in glabrous verruce, apex nude, 
shining, subpapillate, ostiola pallid or fuseescent ; spores fusiform, ; 
7-septate, 25-30 x 7-8 pu. ) 
Syn.: Verrucaria nana, Stirton, Bail., No. 785. 
P. variegata, Fee. Thallus green, smooth, margined by a thick 
black hypothalline line; apothecia as in P. tetracere, but smaller 
and more slender, and hove with obscure brown or blackish ostiola ; 
spores 42 x 5-6 p, 7-se 
Hab.: Trinity Bay, ry 
Fe ee Mull. Arg. Syn. : P. mastoidea, var. rudis, M.A., Lich. Hl. 
Qd., p 
a internigrans, J.4. Thallus as in P. mastoidea (Ach.), Mull. 
Arg. Spores 9-septate, 70-100 x 15. Nylander in Lich. Andam. 
p- 19, calls this a subspecies of P. mastoidea. 
Hab.: Trinity Bay, Sayer. 
P. glanca, Mull. Arg. Thallus plumbeo-glaucous, thin and smooth, 
shining, at length readily desquamescing; apothecia ‘8 mm. wide, 
about one-third emergent, nano-subhemispherical, paragon 
gradually sloping to the encircling thallus, vertex fulvescent, usually 
nigro-ostiolate ; spores 8, very robust, 80-95 x 10-20 p, 7-18-septate. 
Hab. : Trinity Bay, Sayer. 
| 
P. subargillacea, v rata, Mull. Arg. Apo gn 
a black ection Rea ey the thallus having fallen awé 
Perithecia dimidia 
Hab. : cote on bark, Hartmann. 
a rhaphidospora, Mull. Arg. Syn.: Verrucaria r peg oe 
PHYLLOPORINA, Mull. Arg., Lich. Epiphyll., No. 
is 
“‘Thallus everywhere crustaceous ; gonidia phyllactidial ; ih 
angiocarpous, simple ; paraphyses ca villa , not anastomosing ; 
hyaline, transversel y divide Z ae | 
P. epiphylla (Nyl.), a Arg. Junior plagule culos 
argillaceo—or flayido—yiren » usually con — in broad pa 
closely adnate, but readily ne off; apothecia “3 mm., ¢eP i 
conical, or at length convex-conical, usually thalline clothed ne nally 
colorous, but at times somewhat t golden i in colour ; vertex penne 
uaco-nudate, base broad, truncate, within hyaline ; paeas 
ous, free, capillary ; spores 8, 7-septate, 24-38 x 3- 
Ha’ -: Bellenden-Ker, Bailey, No. 483, pro. p. 
POLYBLASTIA, Th. M. Fries, Polyb., n. 8. ins 
P. sregantula, Mull. Arg. Thallus hei farinulent, voy ot in 
apothecia commonly 2-4 clustered, and partly i rregularly as era : 
greyish spots, black, depresso-conical, base clothed, mm i. 
A 
