142 E. A. Vainio, Pyrenocarpeae. 



clavati aut cylindrici. Sporae 4:nae, monostichae, nigricantes, 



fusiformes autfusiformi-oblongae, apicibus obtusis, 3-septatae, 



long. O.022 — 0.03i, crass. O.oos — O.oio mm. 



Distr. In thallo Solorinae croceae prope Martti in regione 



coniferarum mixtarum in Sodankyla in Lapponia Kemensi 



(Vain.). 



Nucleus jodo non reagens. Paraphyses numerosae, tenues, 

 ramosae. Sporae ad septa saepe demum constrictae. — Proxima 

 est Xenosphaeriae croceae Bagl. et Carest. (Anacr. Lich. Valses., 

 1880, p. 352, Jatta 1. c. p. 843, Zopf Schmaroz. Pilz. in Hedwigia 

 1896 p. 358), quae sporis 8:nis, 3 — 7-septatis ab ea distinguitur. 

 Melanomma solorinae (Anzi) Sacc. (Syll. Fung. II, 1883, p. 112) 

 ab ea magis differt. — Sec. Vouaux 1. c. ad X. oligosporam 

 pertinet Leptosphaeria rivana f. solorinae Rehm in Oest. Bot. 

 Zeitschr. 1904 p. 94. 



3. X. Inarensis Vain. 



Trypethelium Inorense Vain. Adj. Lich. Lapp. II (1883) p. 197 

 (excl. thallo). 



Parasita. Thallus nutricis crustaceus, tenuis, laevigatus 

 et verrucis verruculisque inspersus, leviter nitidus, soraliis 

 parvis sparsis obsitus, nee .KHO, nee CaCl 2 2 reagens, at 

 verrucis KHO — CaCl 2 2 primum aurantiaco-rubescentibus 

 deindeque mox flavescentibus. Apothecia verrucis nutricis 

 (solitaria aut nonnulla aggregata) immersa, vertice denudato, 

 nigro, margine ostiolari haud prominente, ostiolo inconspi- 

 cuo. Perithecium fusconigrum, globosum, integrum, diam. 

 circ. 0.3 — 0.25 mm. Paraphyses numerosae. Asci cylindrici, 

 membrana tenui. Sporae oblongo-fusiformes, monostichae, 

 1-, 2- et 3-septatae, long. O.017 — O.027, crass. O.007 — O.oio mm. 



Distr. In thallo lichenis ad lignum subputridum trunci 

 in pineto ad Ruoptuinvaara in regione pinifera Lapponiae 

 Inarensis (Vain.). 



Species insignis, Xenosphaeriis affinis et habitu „Trypethe- 

 liorum' 1 . Formatio soraliorum, quae ad characteres Pyrenoliche- 

 num non pertinet, thallum alienum esse indicat, et inter lichenes 

 cognitos tantum Xylographa minutula Koerb. notis externis et 

 intends cum nutrice apotheciorum satis congruit, verruculis haud 

 sorediosis minus numerose evolutis a nutrice L. Inarensis leviter 

 differens. Verrucae nutricis irregulariter hemisphaericae aut sub- 



