24 
P. corrugis, var. sorediata, J... Thallus (with surface sore- 
diose as in P. perlata, var. sorediata, Schaer), whitish or pallid-whitish, 
lobate, lobes with margins crenate-dentate or crenate-incised, above 
smooth or sparingly rugulose, beneath pallid, thinly reticulate-rugulose, 
nude or somewhat sparsely sprinkled with black thizinz ; apothecia 
about 6 mm. wide, margins at length crenate or lacero-dentate, disk 
— fuscescent. Spores in small asci ‘009 to ‘012 x ‘O05 to ‘007 mm. 
nidia ‘005 to ‘01 in diameter. Syn.: P. hypotropa, var. sorediata, 
J. M. (P. stuppea, Tayl; Cetraria corru 2s, E. Fries; for type only). 
Hab.: Brisbane River, on bark. 
P. conspersa, var. hypocleistoides, J. If. Thallus loosely - 
adherent, wholly subpallid ; lacinie diverse in form, shorter than m— 
the typical form, broadish or in part or wholly narrow ; beneath pallid — 
or whitish, almost wholly nude, or furnished with a few distant short 
and rigid rhizine. Spores ‘007 to 012 mm, long. 
Hab.: Three-Mile Scrub. 
P. perforata, var. Ciliata, Nyl. Thallus nude beneath; or for 
the greater part nude, and the margins with black cilia here and there 
mbriated, within the margin beneath there is a pallid or fulvescent 
zone.— Wyl. Syn. i., p. 378. 
Hab.: Brisbane River, 
P. verlata, var. olivaria, 4ch. Thallus albo-glaucescent or 
, dilated, lobate; lobes rotundate, subimbricate, usually 
pores 8, colourless, ellipsoid, simple. Syn.: P. olivetorum, Ach.; 
ig ins ulophylla, Wallr.; P. perlata, var. olivetorum, Nyl. 
Hab.: Brisbane River. 
PHYSCIA, Nyl. 
P. flavicans, var. croceus (Ach), Wyl. Differs from the 
type only in the colour of the thallus, which is saffron-yellow.—y!. _ 
Syn. i., p. 407. : 
Hab. : Mount Bauple, on small branches, J, F. Shirley. 
P. bicta, var. isidiophora, Wyi. Thallus closely adherent, 
pallid glaucous, in the central portion crowdedly isidiose, in the — 
n subopaque, uneven, closely and finely plicate, shortly Jaciniate; 
apothecia and spores as in the normal form. - 
Hab.: Bellenden-Ker, 
PYXINE, Fries. 
cocoes, var. endoxantha. 7. 4M. Thallus sulphureous oF | 
subaurantio-flavicant Within, surface smooth and without soredia; — 
apothecia normal, from thei first appearance black. 
Hab, : Bellenden-Ker, 
rst +o Se aaa a ara 
