13 



THE LICHEN FLORA OF QUEENSLAND. 



Bab. — Mt. Perry, collected by Mr. J Keys. 



B. Hypogymnia — Thallus without rhizime beneath. 



29. P. mundata, Nyl. (C — ). 



Thallus whitish to dull pale grey-green ; shining, closely 

 appressed, laciniate, laciniie linear, 1*5 — 2*5 m.m., dividing 

 dichotomouslj, with creoulate soreiioid edges ; under sur- 

 face black, shining, netted-veined. The whole of the thalline 

 surface dotted over with black spermagonia Apothecia 

 K. (4 — 6 m.m. wide), elevate, subpedicellate, with margins 

 incurved, wary, and then urceolate. Spores oval or sub- 

 spherical, resembling those of CTsneas, *008 — -009 x 005 — 

 •006 m.m. Paraphyses articulated, terminal joint largest. 

 Spermagonia spherical, unicellular; spermatialinear, straight. 



Syn. — P. physodes v. tenuis (Dr. Knight in lit. F. M. B.) 



Hub. — Mount Mistake, on trunks of trees. 



3 0. P. urceolata ./. Muell (Eschw). 



Thallus albo-glaucescent or whitish, strongly membra- 

 naceous, smooth, circumference rotundate-lobulate, lobes 

 somewhat imbricate, smooth or nearly so, marginal lobules 

 eroso-crenate, margins nigro-ciliate ; beneath concolorous, 

 albescent, glabrous, shining. Apothecia fusco-spadiceous 

 M. or badio-rufescent, receptacle elevate, urceolate, sub-pedicel- 

 late, margin eroso-crenate and ciliate or naked, medium or 

 large, 4—14 m.m. ; spores -021 — -027 x Oil — 014 m.m. 

 Nyl. Syn. Lich. p. 380, Vol I. 



Hah. — v. sorediifera, J. Muell, Rockhampton ; v. subce- 

 m trata, J. Muell, Toowoomba. 



Syn. — P. crinita Ach. P. perforata v. replicata Afey. and 

 Flot. 



The following plants of this genus were reported from Qutenslan i in the 

 Vict. Nat. f>r Oct. 18S7 — P. corallinea, Ach.; P. eciliat;., Nyl., P 

 hospitans, J Muell. ; P. ochroleuea, J Mm 11. ; P. piuinatu, J. Muell. ; 

 P. virens, J. Muell. 



