25 
DICHONEMA, Nees. 
Hab.: Bellenden-Ker. 
PLACODIUM, DC. 
= galactinum, var. dispersum, Pers. Thallus ecrusta- 
‘ous, or represented by a few pallid lobate-crenate scale-like laciniz. 
Apothecia dispersed, livido-pallescent or subcarneous or nigrescent- 
Pruinose, margin white crenulate ; spores ellipsoid, ‘014 to ‘015 x ‘007 
to 009 mm. 
Hab.: Mount Perry, on rocks, JJ. Keys. 
PSORA, J.M. 
P, breviuscula, J.M. The scales thickish, appressed or sub-ascend-_ 
ing, crenulate, carneo-f uscous, or fuscous, in places bare and exhibiting 
the hypothalline layer ; apothecia when young with margin concolorous 
With thallus, and flat disk, afterwards with margin obscured, and disk 
Subconvex ; spores simple, resembling those of P. parvifolia. Syn. : 
P. foliata, var. atro-virens, C.K. P. parvifolia, Tuck. 
_ Hab.: Rosewood Scrub, on bark. 
LECANORA, Nyl. 
om P Fe 
“nex; spores simple, hyaline, 012 to 014 x 006 to ‘009 mm., ovoid 
or ellipsoid, 
Hab, ; Three-mile Scrub, Brisbane, J. F. Shirley. 
c2sio-rubella, Ach. Thallus from oo or cinereo- 
-48; disk plane or concave, carneous or roseate ; spores simple, 
Paline, Syn.: LZ, byssiplaca, Fee ; L. pallidoflava, Fee ; L. farinacea, 
Hab.: Hin End and Goodna, on bark, J. F. Shirley. 
: i. Subfu, j mpactly 
‘ ded -ec®s Var. compacta, J. M. Apothecia co 
3 ae te and concealing the thellwe, by mutual pressure angulose, — 
largest it phe confluent, ‘5 to 1°5 mm. wide, in the central parts 
Hat ‘Mf, Rey. Lich. Fee, 38 3 
** Bundaberg, on bark, J, Keys, 
