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pressus, nunc firmior, nunc debilior; apothecia margine niida, 

 majora subtus parce spimxligero-ciliata. — Rigiditate et colore 

 paullo varians , semper multo uanior et depressior et vulgo i 

 magis ciliato-spinuligera quai« Th. dirysophihalmus v. denudatus^ 

 s. Lobaria denudaia Hoffoi. Plant, Lichenos. t. 31 fie. 1. — Cor- 

 ticola in Vandiemensland: Stuart, in Parametta: Woolls, et 

 prope Rockhampton Australiae orienralis: Thozet. 



V. expallens Miill. Arg. Thalius ex aurantiaco vifcel 

 lino-expallens v. -cinerascens, vix v. parcissinie tantum cilii- 

 gerus, caeterum niinuUe et directione magis depressa partium 

 ufc in var. Sieheriano'^ apothecia nuda. — Ad Th. chrysophthalmum 

 V. mhinermem Mull Arg. L. B. n 180 acctdit sed thalius flavi- 

 cans efc planta affinior v. Sieberiano, — Ad Parametta: Woolls, 

 efc in Ash Island prope Sidney: Forde. 



582. Physcia speciosa Fr. f. sorediosa, Thalius ut in f. nor- 

 mali hujus speciei, sed luciniae niargine sorediis ampliusculis 

 subregularibus v. conlluentibus subfarinosis obsitae, ciliae albae; 



mai'go apotheciorum subinteger, laevis. 



Corticola in Austra- 



liae prov. Queensland prope Toowooniba: Hartmann. 



V. angmtiloba Miill. Arg. Thalli laciniae angustae et 



ariguste divisae ut in nigro-ciliata v. iremulante^ sat flexuosae 

 albo-ciliatae, ad margines hinc indc globoso-sorediosae, subtus 

 candidae ; apothecia conferfca , deplanata , tenuiter marginata, 

 margo mox minute ei conniventer uuiltilobulatus. — Corticola 

 prope Toowoomba in Queensland: Hartmann. 



583. ParmelieUa dupHcata Miill. Arg. Tlialli laciniae hori- 

 zontales, iatiusculae^ rigidulae^ crenatae, laovcs aut verruculosae, 

 pallido-cei'vinae, omnes margine erispato-mieroph^^llinae, foliola 

 V. lobuli dcmum valde copiosa iereqne totam supcrficiem thalli 

 occupantia (thalius quasi duplicatus), cum tliallo concoloria v. 

 nonnihil virentia , pagina inierior tomenio villoso-fasciculari 

 coerulescente et dein expallente tecta, matgine nuda et pallida; 

 gonimia coerulea, abbreviatim glomerulose serialia; apothecia 

 circ, 1 muu lata, adpressa^ margine integro cum thallo conco- 

 lore sed gonidiis destituto praedita, demum multo majora et 

 irregularia. 



mm. lata, plana, margine microphyllino cincta, 

 discus rufo-fuscus; epithecium fulvum; hypothecium flavescenti- 

 hyalinum, lamina hyalino-fulvescens, asci 8-spori; sporae oblongo- 

 flubellipsoideae v. -ovoideae, clrc. 15 jM longae. 7 — 8 u latae. — 

 Lobuli thallini secundarii primo intuitu thallum Psorae parvi- 

 foU&e satis simulant. Juxta P. Smingari et P. eryihromrpam lo- 



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