Flechten. 231 



toward the margin , laciniate, laciniae incised and albo-sorediate along the 

 margiu, beneath pale fawn-coloured or whitish, covered witb long with or 

 occassionaly blackish fibrils. Apothecia reddish-brown, flat, girded with a 

 white, rather prominent, radiate-rugose thalline margine, spores 8, in one series, 

 ellipsoid or fusiform-ellipsoid, 15 — 19 X 8 — 10^; paraphyses separable, medium; 

 hypothecium colourless, with J. coerulesceut. On old logs." 



Pannaria terrestris Strn. (p. 486). „Thallus pallid or pale-green, 

 thin, squamose, of small appressed scales of about 3 mm, margins crenate, the 

 lobes crowded or distinct; gonimia bluish, small, 3 — 5 /*, in large oblong 

 heaps, with distinct margins, width to 80 f. Apothtcia medium, leconorine, 

 sessile, brownish-red, margin pale, with a prominent tinally crenulate margin, 

 spores 8, colourless, simple, ellipsoid or broadly ellipsoäd, 12 — 16 X 7 — 9 p ; 

 paraphyses medium, fairly discret, with clavate conglutinate red and brown 

 apices ; hypothecium yellowish-red or almost colourless; hymenial jelly, with 

 J bluish, then wineyellow or reddish. Ou bare earth." Diese Art bildet ein 

 neues Subgenus Glomeraria, so genannt wegen der geknäulten, mit breiten 

 Membranen versehenen Gonidien. 



Placodium clavigerum Strn. (p. 487). „Thallus pallide or pale- 

 yellowish , appressed, the centre scaly , the circumference shortly laciniate 

 (K purple); apothecia brown or yellow-brown (K purp.), lecanorine, flat or 

 convex, medium; spores 8, colourless, oblong or oblong-fusiform, polari- 

 bilocular, 9 — 13 X 4—5 ," ; paraphyses discrete, with colourless apices, 

 clavate and articulate, the club-shaped tips 4—5 /< wide; hypothecium colourless. 

 Hym. with J bluish; gonidia large 9 — 20 p broad. On bark." 



Lecanor a subpurpui-ea Strn. (p. 487). „Thallus pale-yellowish, or 

 testaceous, rather rough (K — C goldenyellow) ; apothecia black, sessile, within 

 wholly, purplish-violet, margin pale and roughish ; spores 8, simple, broadly 

 ellipsoid, 8 — 11 X 6—7 p ; paraphyses thick (breadth 4— 5/0; apices scarcely 

 clavate; hypothecium colourless. ün bark." 



Lecanor a phaeoplaca Strn. (p. 487). „Thallus ashy-pale, rough or 

 granulöse, rimose-diffract (K — , C — ) ; apothecia sessile, medium, width 

 1 — 2 mm or less , brown, flate, with a pale entire or crenulate thalline 

 margin; thecae spored; spore colourless, ellipsoid or oblong-ellipsoid, 5-septate, 

 rarelys 5—7 locula. with thick hyaliue walls, bO — 90 X 22—30 p ; paraphyses 

 slender, discrete, with brown granulate apices; hypothecium colourless, blue 

 with J. On bark." 



Lecidea vinicolor Strn. (p. 487). „Thallus pale, yellowish or 

 pallid, thin, shining, apothecia black, sessile, flat, obscurely margined, medium; 

 spores 4 — 8, colourless, straight , rodlike, below attenuate , 7 — 12 septate, 

 40—60 X 3—5 /" ; paraphyses separable, apices adherent , blue -black; 

 hypothecium intensely red or wine-red, thick. The hymen. with J first inten- 

 sely blue, then wine-yellow. K renders the hypothecium somewbat purpurascent. 

 On bark." 



Lecidea glomerella Strn. (p. 487). „Thallus whitish or ashy-pale, 

 fractured into small plates {K yellowish). Apothecia black, sessile, width 

 0,5 — 1 mm; often crowded or appressed and then irregulär; at first marginate, 

 then depressed; spores 8, brown, 1-septate, ellipsoid or somewhat fusiform- 

 ellipsoid, 12 — 17 X 6,5 — 8 M ; paraphyses distinct, slender, with brownish or 

 almost colourless club-shaped apices; hypothecium browu or blackish-brown, 

 thick. Hymen, with J intensely blue. On bark." 



Lecidea placomorpha Strn. (p. 487). „Thallus pale- glaucous or 

 whitish, thin, fractured into small plates (K yel owish, finally red); apothecia 

 black, sessile, small, with black margin; spores 8, brown, ellipsoid, 1-septate, 

 15 — 20 X 7 — 9 j" ; paraphyses medium, fairly distinct, with brownish 

 clavate apices; hypothecium brown, thin, subtended by a thick black mass. 

 On bark." 



Lecidea sanguinolenta Strn. (p. 488). „Thallus whitish or bluish- 

 white, thin (K yellow, then red); spores 8, brown, ellipsoid, straight, 

 1-septate, 11 — 14 X °>5 — 7 p ; paraphyses slender, distinct, with browu clavate 

 apices ; hypothecium brown-blsck, thickish. Epithecium and hypothecium with 

 K rubescent." 



