616 



i 



olivariae, — Saxicola in Madagascaria central!: Hildebrandt, et 

 in Nova Hollandia prope Clarendon: Tepper. 



v. corallinct) eadem ac praecedens, sed margines aut 

 lobi et subinde facies supera corrallino-sorediata, s. isidia sore- 

 dioso-conferta; apothecia in margine et dorso receptaculi isidioso- 

 aspera. — In Madagascaria central!: Hildebrandt, in insula 

 Mauritii: Robillard, in Australia ad Parametta: Woolls, in Ja- 

 ponia: Dr. Brauns, et prope San Isabel in Nova Granata, nee 

 non prope Apiahy in Brasilia meridionali (fertilis): Puiggari. 



v. dissectula; Parmdia perlata v. dliaia f. dissectula Nyl. 

 ap, Leight. Lich. Fl. (III) p. 120. — Etiam in insulis Mauritii 

 et Borbonia. 



v. xanffiina; tota conformis plantae genuinae speciei, 

 sed distincte flavicans (colore ut in P. oaperata) et supra simul 

 isidiosa, margines loborum breviuscule ciliati. — Apothecia non 

 visa. — Saxicola in Madagascaria centrali: Hildebrandt. 



810. Physcia barbifera Nyl. v. podocarpoides Mull. Arg., for- 

 ma compacta, polycarpa; laciniae circ. 1—5 mm. longae, ad- 

 scendentes v. pr, p. subdecumbentes (supra glabrae), margine 

 ciliis copiosis subdendroideis villoso-fimbriatae, snbtus albae 

 saepeque albo-pulverulenfcae ; apothecia subpodicellata, juniora 

 ore connivente denti- v. lobuligera, demum margine submem- 

 branaceo explanato et lobato eineta, dense pnr \&. — Ana- 

 loga est Physciae speciosae v. podocarpae Tuck. — In Madaga- 

 scaria centrali: Hildebrandt, in Borbonia: Lepervanche ti. 102, 

 et in insula Cuba: C, Wright n. 82. 



811. Psoroma flavicans Mtill. Arg., affine P. subhispidulo Nyl. 



Lich. Exot. Bourb. p. 256 et similiter non nisi sterile notum, 



recedit thallo flavo v. demum cinereo-flavo, robustiore et laci- 



niis convexiusculis v. convexis, non pruinosis, margine pallidis. 



— Lobi ultimi sub ore tenuiter albo-hispiduli. — Corticola in 

 Madagascaria centrali: Hildebrandt. 



812. ParmelieVa mutabilis Mull. Arg., thallus omnino ut in 

 P. eryihrocarpa (Nyl. sub Pannaria), sed plumbeo-cinereus (fere 

 ut in Eriodermatibus)^ supra similiter tomentellus, subtus rhizi- 

 nis copiosis albidis, hinc inde demum coeruleis, gregatim fa- 

 scieuJatis praeditus; 1 apothecia et sporae omnino ut in compa- 

 rata specie, sed i]la altiora, jam novella crassius marginata, demum 



e fumoso fusco-nigricantia ut in Patellaria millegrana demumque 

 margine persistente prominente (nee demum evanescente) eincta. 



