LTCHENES EXTRA-EUROP.EI. 97 



Viget insuper in Europa (Hibernia et de hac tacent auctores anglici,Mudd, Leighton et Crombie), 

 Gallia, Helvetia, Germania et mont. Caucaso). 



362. Peltigera spuria DC. Flore fr. II (1815) p. 406, Nyl. apud Hue Lich. exot. 

 n. 902; Lichen spurius Ach. Lichenqgr. suecicœ Prodr. (1798) p. 159; Peltidea spuria 

 Ach. Method. Lich. (1803) p. 283, tab. V, fig. 2 ; P. canina var. spuria Ach. Lichenogr. 

 univ. (1810) p. 518; Peltigera canina var. spuria Seheer. Enurn. Lich. europ. (1850) p. 2 1 , 

 Tuck. Synops. North Americ. Lich. I, p. 109 ; P. canina {i pusilla Fr. Lichenogr. europ. 

 reform. (1831) p. 45; P. pusilla Koerb. Syst. Lich. Germ. (1855) p. 59, Rabenh. Lich. 

 europ. n. 421, Arn. Lich. Monac. exsicc. n is 11 et 91 ; P. canina var. pusilla Arn. Lich. 

 exsicc. n. 311 ab ; P. rufescens f. spuria Arn. Lich. exsicc. n. 1548; Peltigera spuria 

 DC, Malbr. Lich. Normand, n. 312, Norrl. Iicrb. Lich. Fenn. n is 117 et 118 (posterior 

 forma ad P. rufescentem vergens, sicut in Arn. exsicc. n. 1548), Oliv. Herb. Lich. Orne 

 n. 72, Flagey Lich. Franche-Comté n. 158 et Harm. Lich.Lothar. n. 346. 



In Asia : in Japonia legit R. P. Faurie saxicolam in ins. Yeso, sine loco determinato, 

 n. 626, julio 1898; in ins. Nippon, in Aomori, n. 260, 17 junii 1897. et in Nazusan, n. 334, 

 30 julii 1897. 



Thallus cinereus vel cinereo-brunnescens, typice ereclus, raro breviler procumbens 

 cum lobis fertilibus adscendentibus, 1-3 cent, altus, aut simplex et apice rolundatus 

 atque 4-7 mm. latus, vel apice bi, tri aut pluri divisus ; supra dense araneoso-tomen- 

 tellus ; ambitu integer; subtus etiam araneoso-tomentosus atque venis cinereis, parvis, 

 lobum totum reticulatim percurrentibus cum interstitiis pure albis ornatus et basi 

 rhizinis parvis et nigrescentibus substrato affixus. Cortex superior 40 \j. latus, albidus, 

 pseudoparenchymaticus atque ex hyphis superficiei perpendicularibus, 5-6 septatis, 

 cellulas rotundas vel angulato-oblongas, pariete tenui, lumine testaceo, 5-7 [x lato for- 

 mantibus constans atque superne, hyphis in strato usque 40 p. crasso, aut liberis, aut 

 laxissime implexis, raro erectis, saîpius procumbentibus, septatis seu non septatis, fré- 

 quenter ramosis ornatus. Stratum gonimicum 40 (/. latum ex gonimiis saepe oblongis, 

 4-5 il latis, hyphis gonidialibus immixtis constitutum. Hyphae medullares materia albida 

 tectae, 4-5 u, crassse, varie directse et in zona exteriore 8-10 p. lata, albidœ, pariete 

 incrassato,ramos8e, passim septatse atque strictius coalitse. Apothecia in apice rotundo 

 folii thallini enata, primum rotunda et demum elongata atque dorso concava, obscure 

 rufa vel nigrescentia, primum margine crenulato et dein tenui cincta atque subtus dense 

 araneoso-tomentosa ; epithecium obscure rufum ; hypotheciu malbidum necnon ex hyphis 

 septatis cellulasque oblongas praebentibus constans ; paraphyses 100 p.altse, 2-3 ;j. crassse, 

 tenuiter articulatœ et apice 3-4 p. metientes; thecse cylindricse 80 p. longse et 10 p. latse ; 

 sporse 8 niE , hyalinse, 7-septatse, 36-58 p. longae et 3-4,5 p. lalœ. Iodo theca? solse cœrules- 

 centes. 



Viget insuper in Africa tropico-orientali et in ins. Madera; in America septentrionali et antarc- 

 tica (Fuegia et ins. Juan Fernandez); in Oceania (Nova Zelandia, Tasmania et terra Kerguelen) ; 

 in Europa. 



363. Peltigera polydaetyla Hoft'm. Deutschl. Flora II (1795) p. 106, Nyl. apud Hue 

 Lich. exot. n. 906, Tuck. Synops. North Amer. Lich. I, p. 107 et Lich. Americ. se/i- 

 tentr. exsicc. n. 10, Mûll. Arg. Lich. Yatab. p. 192,Tulasne Mém.Lich. tab. VIII, fig. 1-3 

 et tab. IX, fig. 16-17; Lichen polydactylon (1) Neck. Method. Musc. (1771) p. 85; 



(1) Adjectivuni polydactylon apud Necker sine dubio errore sive grammatico, sive typographico, 

 invenitur, nam ille auctor nominie masculino génère, Lichen, adjectivum ad neutrum genus per- 

 tinens, polydactylon, 7voXu8àxxu>.oî, oç, ov, junxit. Igitur illud verbum ab Hoffm. Plant, lichenos. 

 et nuperrime a cl. Wain. Lich. Sibir. merid. p. 15 imnierito lesuniptum fuit. 



Nouvelles Archives du Muséum, 4 e série. — II. 13 



