March, 1021.] LIGHENES AB A. YASUDA IN JAPONIA COLLBCTL 47 



versus 0,8-0,3 mm latis, apicem versus sensim attenuatis et filifor- 

 mibus, albido-strainineis, sat laevigatis, soraliis parvis, rnarginalibus. 

 Prov. Inaba (150). Ad corticem arboris. 



11. Thamnolia vermicularis (L. fil.) Ach. 

 Prov. Ishikari, mons Ishikari (220). 



12. Siphula cladonioidea Wain. (sp. n.). 



Thallus foliaceus, long. circ. 5, lat. 3-5 mm, saepe convolutus, 

 irregulariter lobatus, crass. 0,2-0,3 ram, superne cinereo-glaucescens, 

 inferne pallidus, KHO non reagens. S. torulosa (Thunb.) thallo subtus 

 albido, KHO superne et inferne flavescente ab hac specie differt. 



Prov. Kozuke, mons Myogi (142). In rupe. 



13. Cetraria hiascens (Fr.) Th. Fr. 

 Prov. Ishikari, mons Chubetsu (214). 



14. Cetraria juniperina (L.) Fr. 



Prov. Shinano, mons Yatsugatake (144). Ad corticem Pini 

 pumilae, ^ 



15. Cetraria citrina Tayl. 



Prov. Ishikari, mons Daisetsu (212). 



16. Cetraria cucullata (Bell.) Ach. 

 Prov. Ishikari, mons Ashibetsu (213). 



17. Parmelia hyporysalea Wain. var. cinerascens Wain. 

 Medulla KHO non reagens, CaCl^Oa rubescens. Thallus superne 



pseudocyphellis destitutus, qua nota differt a P. rubescente (Th. Fr.), 

 quae est P. olivetorum Nyl. (hand Ach.). Thallo superne cinerascente 

 recedit a P. olivetorum var. hyporysalea Wain, (in Lich. Welw. p. 

 399), quae autonoraa est species. 



Prov. Awaji, mons Mikuma (140 p.p.). Ad corticem arboris. 



18. Parmelia inactiya (Zahlbk.) Wain. P. tinctorum var. 

 inactiva Zahlbr. Lich. Sam. p. 50. 



Thallus superne isidiosus, CaCl202 non reagens, KHO addito 

 CaCl202 intus rubescens, 

 Prov. Nagato (190). 



19. Parmelia Borreri Turn. 



Thallus KHO superne flavescens, intus non reagens. Medulla 

 CaCl202 non reagens, nequidem addito KHO. Soralia supra laminam 

 thalli evoluta. Hue non pertinet P. dubia (VVuLF.) Arn. Lich. Exs. 

 n. 876. 



Prov. Kozuke (131). In rupe. 



20. Parmelia ruderata Wain. (sp. n.). 



Thallus superne albo-punctatus isidiosusque, isidiis applanatis, 



