4j^ THE BOTANICAL MAGAZINE. tVoi. xxxv. No. 4ii. 



subtus sordide albicans, ad arabitum sat afiguste rhizinis destitutus, 

 KHO superne demum dilute flavescens, intus non reagens, at CaCl202 

 rubescens. Proxima est P. radectse AcH., cujus thallus subtus 

 fuscescenti-pallidus aut subtestaceus. 



Prov. Inaba, nions lo (145). Ad corticem arboris. Ster. 



21. Parmelia isidioclada Wain. (sp. n.). 



Thallus irregulariter lacintatus, margine crenulatus isidiosusque, 

 isidiis tenuissimis brevissimisque, partim granuliformibus, laciniis 5-1 

 mm latis, superne cinereo-glaucescens, opacus, sat la^vigatus, subtus 

 albidus palHdusve aut medium versus obscuratus, rhizinis parcis 

 brevibusque instructus, ambitum versus glaber, KHO superne non 

 reagens, intus intense lutescens, deindc rubescens, CaCl202 non reagens. 

 Affinis P. rudectw Ach. et P. laccratulee Nyl. 



Prov. Mimasaka (210). Ad corticem arboris. Ster. 



22. Parmelia cetrata Ach. var. sorediifera Wain. 



Prov. Avvaji, mons Mikuma (140 p.p.). Prov. Kushiro, Akkeshi 

 (207). Ad corticem arborum. Ster. 



23. Parmelia Isevior Nyl. Lich. Jap. p. 28. 

 Prov. Kozuke (141). Ad corticem arboris. Pert. 



24. Parmelia petrophila Wain. (sp. n.). 



Thallus irregulariter laciniatus, laciniis brevibus, crebris, 1,5-0,5 

 ram latis, irregulariter foveolato-inaequalibus, albido-glaucescentibus, 

 nitidis, imbricato-confertis, laxe adpressis, subtus nigricans, rhizinis 

 concoloribus, brevibus, sat parcis, KHO superne vix distincte flaves- 

 cens, intus lutescens deindeque rubescens, sorediis et isidiis destitutus. 

 Affinis P. saxatili (L.) Ach. Ster. 



Prov. Kii (193). In rupe. 



25. Parmelia americana (Mey. et Plot.) Mont. 

 Ins. Formosa (208). 



26. Parmelia abstrusa Wain. Etud. Lich. Bres. p. 64. 

 Ins. Formosa (209). Ad corticem arboris. 



27. Parmelia conspersa (Ehrh.) Ach. f. polita Plot, et f. 

 coralloidea Plot. 



Prov. Harima (191). In rupe. 



28. Parmelia pubescens (L.) Wain. var. reticulata (Wulf.) 

 Wain. 



Prov. Kaga, mons Hakusan (135). In rupe. Pert. 



29. Anzia leucobatoides (Nyl.) Wain. Parmelia Nyl. Lich. 

 Nov. Zel. (1888) p. 28. 



Prov. Iwashiro (152). Pert. 



