JMardi, 1921] LICHENES AB A. YASUDA IN JAPONIA COLLECTI. 57 



0,060-0,078, crass. 0,026-0,032 mm, membrana laevigata. Pseudo- 

 stromata partira conligua. 



Prov. Hoki (180). In rupe. 



69. Pertusaria inabensis Wain. (sp. n.). 



Subsimilis P. nagasakensi Nyl., at thallo et pseudostromatibus 

 KHO extus impure fulvescentibus, intus lutescentibus et sporis paullo 

 majoribus, sec. eel. Yasudam long. circ. 0,128, crass. 0,058 mm, 

 membrana Iccvigata. Thallus crassus, substrate laxe affixus. Pseudo- 

 stromata irregularia, ostiolis impressis. 



Prov. Inaba (285). 



70. Pertusaria rugulosa Wain. (sp. n.). 



Thallus sat tenuis, laevigatus, partim verruculis increbre inspersuSj 

 albidus, KHO demum maculis rubescentibus, intus non reagens. 

 Pseudostromata sat dispersa, sat depressa, 1—2 mm lata, 1—5 apo- 

 thecia continentia, lateribus prjeruptis, ostiolis nigris, parvis, dispersis, 

 marginibus ostiolaribus vulgo impressis, KHO extus demum rubes- 

 centia, intus non reagentia. Sporas binae, long. 0,150—0,110, crass. 

 0,040-0,030 mm, membrana costulata. P. subrugosa Nyl., Lich. 

 Jap. p. 52, huic habitu est similis, ostiolis lutescentibus indistinctis et 

 reactione thalli ab ea diflferens. 



Prov. Kozuke, mons Akagi (289). Ad corticem arboris. 



71. Pertusaria Vasudse Wain. (sp. n.). 



Thallus modice incrassatus, verrucoso-inaequalis, albidus, KHO non 

 reagens. Pseudostromata depresse hemispliaerica, lateribus praeruptis, 

 apice impresso, in depressione difformi cinereo-nigricante ostiola 7—1 

 continentia, ostiolis confertis, punctiformibus, nigris, partim contigua 

 aut confluentia, sat laevigata aut ambitu leviter verrucosa, KHO 

 non reagentia. Spora; "binae, long. 0,100-0,135, crass. 0,030-0,040 

 mm, membrana laevigata" (sec. eel. Yasudam). Subsimilis P. leucodi 

 Knight (Nyl. Lich. Nov. Zel. p. 71), quae sporis ab ea differt. 



Prov. Hoki (177 a). Ad corticem arboris. 



72. Pertusaria commixta Wain. (sp. n.). 



Thallus modice incrassatus, verrucoso-iucequalis, albidus, KHO in 

 zona gonidiali levissime subrubescens. Pseudostromata irregulariter 

 verrucosa, difformia, contigua et confluentia, lateribus prjeruptis aut 

 basi leviter insculptis, apice leviter impresso, in depressione difformi 

 dilute cinereo nigricante ostiola solitaria aut pauca continentia, zona 

 gonidiali KHO rubescente. Sporae " bina;, long. 0,114-0,130, crass. 

 0,030-0,034 mm, membrana la;vigata " (sec. eel. Yasudam). AfEnis 

 speciei prsecedenti. 



