184 E. A. Vainio, Pyrenocarpeae. 



Tiirismaa in Hollola (Vain.), supra radicem Tiliae ad rivu- 

 lum in Sarvala in Kuhmoin (J. P. Norrlin, n. 1472 in herb. 



Nyl.). 



Statione et hyphis e perithecio excrescentibus fuscis a 

 P. chlorotica differt. — Perithecium ostiolo O.oos— 0. 012 mm lato. 

 Nucleus albidus, resinoso-guttulosus, jodo non reagens. Para- 

 physes numerosae, simplices, crass. O.0005 — O.001 mm. Asci 

 cylindrico-fusiformes, long. O.070 — O.075, crass. O.oos — O.012 mm, 

 membrana tenui. Sporae 8:nae. Conidangia rubricoso-fuliginea r 

 hemisphaerica, lat. circ. O.110 mm, dimidiata, ostiolo O.oos mm 

 lato. Conidia oblonga, recta, lateribus convexis, apicibus obtusis, 

 long. 0.003, crass. O.001 mm. Gonidia a Trentepohlia umbrina 

 praedita, cellulis O.oos — O.015 mm crassis, vulgo anguloso-sub- 

 globosis, concatenatis, bene constrictis, membranis modice in- 

 crassatis. — Sagedia aenea var. fraxinea (Wallr.) Lahm (Zuzamm. 

 Westf. Flecht., 1885, p. 145), quae forsan ad hanc speciem per- 

 tinet (conf. Arn. Lich. Frank. Jur. p. 276), stylosporis (macro- 

 conidiis) instructa est dactyloideis, decoloribus, 3-septatis, long. 

 0.012, crass. O.002 mm, apicibus obtusis. 



10. P. leptaleoides (Nyl.) Vain. 



Verrucaria leptaleoides Nyl. Fl. 1874 p. 15 (Enum. Lich. Fret. 

 Behr., 1888, p. 51, Lich. Jap., 1890, p. 90, conf. infra); Hue Addend. 11 

 (1888) p. 293. 



Thallus tenuissimus, laevigatus, continuus, glaucescens 

 aut albido-glaucescens, sat opacus, hypothallo indistincto. 

 Apothecia sat crebra, verrucas formantia hemisphaericas, 

 circ. O.2 mm latas, nigricantes, opacas aut leviter nitidas, 

 basi praeruptas, haud constrictas, nudas, vertice convexo, 

 margine ostiolari haud prominente, ostiolo minutissimo 

 (circ. O.020 mm lato), haud foveolato. Perithecium rubri- 

 coso-fuligineum, dimidiatum. Sporae distichae, fusiformes, 

 apicibus sat obtusis, „long. O.020 — O.024, crass. O.004 mm" 

 (sec. Nyl.), 3-septatae, loculis aeque longis, membrana 

 tenui, haud gelatinosa. Gonidia a Trentepohlia iolitho 

 praedita. 



Distr. In latere rupis graniticae in Virmaila in Padas- 

 joki (J. P. Norrlin). 



Proxima est P. chloroticae. at gonidiis ab ea differt. — 

 Gonidia membrana sat crassa, cellulis anguloso-subglobosis, 



