LICHENES EXTRA-EUROP^I. 89 



herb., Flot, in Linnœa 1843, p. 17, Schimperi Iter Abyssinicum, sectio secunda, n. 1393; 

 S. saccata var. simensis Nyl. Énum. Lich. p. 101; Hue Lich. Yunn. (nomine erroneo 

 sinensis) p. 34. 



In Asia : in China, prov. Yun-nan, legit R. P. Delavay supra terram in sylvis prope 

 fauces Yen-tze-hay, altit. 3200 m., 8 augusli 1888 et in Ma-ent-chan, 10 septembris 1889. 



Thallus cinereo vel obscure brunneus, foliaceus, plagas 4-7 cent, lalas formans; lobi 

 6-12 mm. lati, integri aut parum divisi, apice rotundati integrique, supra raro applanati, 

 sœpius ineequales atque etiam scrobiculati ; intus albidi ; subtus rufo-brunnei, araneose 

 lomentosi, raro subvenosi atque rhizinis pallide brunneis Iongisque muniti. Cortex supe- 

 rior 60-80 \x latus, superficie inaequalis, pseudoparenchymaticus, ex hyphis superficiei 

 perpendicularibus, 4-septatis, cellulas subrolundas aut sœpius oblongas aut adhuc défor- 

 mes, pariete multum incrassalo, lumine 9-16 \j. lato efficientibus atque stralo amorpho 

 12-20 [x lato tectis constitutus. Gonimia in strato parum crasso, oblonga et 4-6 m. lata. 

 Hyphaî medullares albida? atque materia obscuriore teclee, 4-7 p. crassae, superficiei paral- 

 lelae aLque in zona infera rufae, 9-12 p crassae, pariete valde incrassato, septalœ atque 

 cellulas oblongas formantes et demum strictius coalitae. Apothecia obscure rufa, 2-6 mm. 

 lata, unicum vel duo aut tria in loborum medio enata, superficiem primum fere arquan- 

 tes atque cortice dilacerato limbata, demum concava et margine nuda. Cortex exci- 

 puli lateralis, parum crassus, pseudoparenchymaticus atque ex una parte in hypothecio 

 rufo et ex altéra parte in lobulo thallino libero continuatus atque simul cortici thalli 

 contiguo junclus; epithecium rufum ; paraphyses 140-150 jx altae, 4 jj. latœ, constricte 

 articulât»;, articuli s distantibus, non ramosae et apice paulum incrassatse, 6 jx metientes 

 atque in abundante gelatinapositte; sporae 4°' e , rufee vel rufo-fuscEe, oblongae, 46-50 pt. longée 

 et 18-20 y. lalse, immixtis ellipsoideis, 40 ;x longis et 20 p. latis. Gelatina hymenialis iodo 

 caerulescens et mox obscure vinose rubens, thecis apicem versus persistenter caerulescen- 

 tibus. 



Viget insuper in montibus Himalaya et in Africa (Àbyssinia). 



Genus XXXVII. — PELTIGERA Wildenow. 



E/orœ Berolin. Prodr. (1787) p. 34, Hoffm. Deutschl. Flora II, p. 106, D. N. Osserv. sulla 

 tribu délie Peltig. p. 9, Nyl. Essai noua, classif. Lich. 1854, p. 13, et 1855, p. 173 aLque 

 Synops. Lich. I, p. 322, Linds. Mem. Spermog. filament. Lich. (1859) p. 173, Th. Fr. 

 Gênera Heterolich. europ. (1861) p. 55, Stizenb. Beitr. Flechtensystem. (1862) p. 165, 

 Mûll. Arg. Classif. Lich. Genève (1862) p. 30, Schwend. Untersuch. Flechtenth. II 

 (1862) p. 48, tab. IX, fig. IX, Tuck. Gênera Lich. (1872) p. 37 et Synops. North Americ. 

 Lich. I, p. 105 ; Peltidea Ach. Lichenogr. suecicœ. Prodr. (1798) p. 159 pr. p., Method. 

 Lich. p. 282 (sect. Emprostea), Lichenogr. unie. p. 98, tab. X fig. 6-9 et p. 514 et 

 Synops. Lich. p. 237; Gluck Entwurf Flecht.-Sperinogon. (1899) p. 123, fig. I3 ab , 

 tab. II, fig. 19. 



Thallus cinerascens, vel brunneus aut fuscescens, procumbens, raro erectus, interdum 

 marginibus et vulgo lobulis fertilibus ascendens, srepe laie expansus, foliaceus, membra- 

 naceus, fragilis, opacus et dorsivcnlralis. Cortex superior pseudoparenchymalicus.Gonidia 

 aut chlorophylla, et tune sectio Peltidea, aut phycochromate colorala, et tune sectio 

 Eupelligera. Hyphae medullares maleria albida tectœ, prope gonidia superficiei paral- 

 lelae et interne ramosae septatœque neenon pariete incrassata\ Pagina inferior corlice des- 

 lilula, araneose tomentosa atque venis nervisve reticulatis rhizinisque munitis eu m relis 

 maculis semper pallidioribus aut albis ornala. Apothecia peltiformia in apice lobulo- 

 Nouvelles AncmvES du Muséum, 4 e série. — II. 12 



