206 E. A. Vainio, Pyrenocarpeae. 



Arn. Lich. Frank. Jur. (Fl. 1885) p. 270. A. cinereopruinosa c. pinicola 

 Jatta Fl. It. Crypt. Lich. (1911) p. 785. 



Exs. Hepp 1. c. Zwackh Lich. Exs. (1861) n. 420. — Rabenh. 

 1. c. — Anzi Lich. Rar. Langob. XI (1865) n. 437 (sec. Arn. 1. c. p. 271). 



Thallus macula albida indicatus, hypothallo indistincto. 

 Apothecia sat crebra aut partim aggregata, verrucas for- 

 mantia hemisphaericas, demum denudatas nigricantesque, 

 primum cellulis substrati tenuissime obductas cinerascentes- 

 que aut cinereo-nigricantes, opacas. Perithecium fusconigrum, 

 dimidiatum, lat. 0.2— O.25 mm, margine ostiolari haud aut 

 rarius leviter prominente, ostiolo parvo. Asci cylindrici, 

 membrana parte superiore sat tenui. Paraphyses bene 

 evolutae, sat numerosae. Sporae distichae, ovoideo-oblongae, 

 1-septatae, long. circ. O.017 — O.ois, crass. O.005 — O.0055 mm (sec. 

 Hepp 1. c. „long. O.009 — O.ois mm" et sec. Mass. 1. c. „crass. 

 O.00244 — 0.00366 mm"), membrana modice incrassata, septo 

 vulgo in medio sporae. 



Distr. In ramis Pini sylvestris. Nylandia: T616 Hel- 

 singforsiae (Vain.). 



In specim. autent. etiam in Hepp 1. c. distribute) apothecia 

 vulgo non sunt aggregata, sed in specim. Fennicis vulgo aggregata 

 et paullo majora; specimina Zwackhiana has duas formas con- 

 nectunt. — Hyphae e basi perithecii excrescentes sat numerosae, 

 crass. O.003 mm, haud conglutinatae, parce septatae, haud constrictae. 

 Periphyses haud evolutae. Paraphyses apicem versus parce 

 ramoso-connexae. Asci long. circ. O.075, crass. O.014 mm. Sporae 

 8:nae, decolores, 1-septatae, leviter constrictae, apicibus vulgo 

 obtusis, strato gelatinoso haud indutae aut (sec. Hepp 1. c.) inter- 

 dum gelatinosae. Conidia „recta, long. O.oos — O.009, crass. O.ooi 

 mm" sec. Arn. 1. c. Gonidia vera desunt. 



7. D. subfallax Vain. 



Lich. Cauc. (1899) p. 342. Verrucaria subfallax Vain. Adj. Lich. 

 Lapp. II (1883) p. 191 (haud Nyl. Lich. Fueg., 1888, p. 19). V. epider- 

 midis Nyl. Exp. Pyrenoc. (1858) p. 280 (excl. var.), Lich. Scand. (1861) 

 p. 280 (excl. var.). Lich. Paris (1896) p. 126 p. p. (haud Ach.); Norrl. 

 Ber. Torn. Lappm. (1873) p. 344. Pyrenula punctiformis 7. vera a. fra- 

 xinea Hepp Flecht. Eur. II (1857) n. 453 (non sit Arthopyrenia fraxini 

 Mass. Ric. Lich. Crost., 1852, p. 167). Secund. descr. diversa sit etiam 

 Verr. nitescens Salwey in Trans. Nat. Hist. Soc. Penzance, 1853, p. 140. 



