15V JOHN SHIRLEY. B.SC. 



49 



cronate ; upper surface very minutely areolate-granulate, 

 . edges somewhat thickened, silvery, whitish, upturned ; 

 heneath blue-black, spongy, flbrillose. Apothecia rusty-red 

 M. or dark red, nearly flat, with a thick inflexed, crenated 

 border ; spores 8, colourless, ellipsoid, apices rather pointed, 

 simple, -017 — "03 x -006 — 01 mm. : hym. gel. with iodine 

 caerulescent. 



Syn. — Parmelia rubiginosa, Ach. ; P. affinis, Ach. ; Imbri- 

 caria caeruleseens D. C. ; P. Femsjonensis, Fr. 



Sy. Hab. — v. conoplea, with thallus covered with blue soredia 

 is common on rocks at Hill End, it is v. caruleo-badia, 

 Schcer. 



4. P. socediata, C. K. 



Thallus closely resembling that of Psoroma sphinctrinum, 

 orbiculir, livid rel-lish or livi I yellowish, sunotli and waxy, 

 in central portions granulose-pulverulent and indistinctly 

 veined near the circumference, lobate, with wavy lobulate- 

 incised lobes, subimbricate, margins thickened, incurved, 

 soiediate : under surface covered with a black-brown tomen- 

 K. turn. Apothecia medial, along the lateral sorediate lobular 

 margins, disk yellow-red to clay-red, 2 — 2 5 mm., concave 

 then plane ; margins crenate, sorediate, tumid in earlier 

 stages, often wavy ; spores ellipsoid or oval-oblong or oval- 

 fusiform, -014 — 010 x -007 — "009 m.m. Paraphyses agglu- 

 tinating : allied to P. rubiginosa. 



Hab. — On moss and on the bark of trees at Neran°: Creek 

 and Stradbroke Island. 



5. P. mariana, Fee. 



Thallus resembling that of Coccocarpia pellita, ashy white o r 

 glaucous white, orbicular, sub-monophyllous, freely and 

 deeply cut into radiate incised lacuna?, or reduced to a few 

 M. imbricating scales ; hypothallus of fusco-caerulescent, dense, 

 pannose rhizin.e, Apotheei* strangely contorted and closed, 

 having the margin closely inflexed, disk dark red, nearly 

 black. Jour. d. Mus. Godd. Band. I. 



Syn. — P. rubiginosa, Del. Hand. Fl.-N. Z p. 575, 



