50 



THE LICHEN FLORA OF QUEENSLAND, 



6. P. pholidota, Nyl. 



Thallus sub-orbicular, 1 — 2 inches broad, glaucous-yellow or 

 lurid cinerascent, squamulose, effuse, squamules sub-imbri- 

 cate, lobulate and crenulate, appressed. Hypothallus thin, 

 black. Apothecia orange-red, small or moderate, scattered, 

 with a thick, inflexed, crenulate thalline border. Asci 

 M. cylindrical, 8-spored, contents usually 1-seriate ; spores 

 simple, thickly coated, hyaline, ellipsoid, -012 — -015 x *007 

 — -009 m.m. From specimen sent by Dr. Knight. 



Hab.—On bark. 



Said by Babington to be scarcely distinguishable from P. 

 Saubinetii or P. microphylla. 



7. P. flexuosa, C. K. 



Hypothallus black to which the grey-cervine or cervine- 

 flavescent thalline lobes are closely appressed, linear-lacini- 

 ate, or laciniate-6quamose, laciniaj short flexuose, with forked 

 crenate-incised terminations. Apothecia small, 1 — 2 m.m. 

 in diameter ; disk plane or plano-concave, vermilion- 

 K. coloured ; margin little raised, crenate ; spores oval, oval- 

 oblong or almost fusiform, simple, pellucid '008 — 009 x 

 •003— 0035 m.m. 



Hym. gel. with iodine deep blue. 



Hub. — Mt. Perry, Brookfield and Ashgrove. 



** Apothecia biatorine. 



8. P. triptophylla, Ach. 



Thallus plumbescent, cinereo-flavescent or cinereo-fuscescent, 

 appressed, scattered, squamose or laciniate squamose, the 

 particles (or scales) crenate or minutely lacinulate or granu- 

 late or coralloid, areolate-diffract. Hypothallus blue-black 

 showing between the scales, and as a narrow marginal border. 

 Sterile in Queensland specimens. Nyl. Syn. Lich. p. 2. 

 Vol. II., says — "Apothecia red or red-brown or brown, flat 

 L. or convex, within fuscous throughout, margin often some- 

 what paler : spores ellipsoid or fusiform ellipsoid, *012 — -019 

 x -006 — -008 m.m. Gel. hym. with iodine intensely blue. 



