COLLEMA Ach. 
1913. C. uodulosum Nyl. Syn. I, p. 104, 1880 p. 465, habet 
gonimia, quæ interdum brevem catenam hormogonicam 
formant. Vix specie differt ab Omphalaria botryosa 
(Mass.) Nyl. Syn. I, p. 101. 
1914. C. ferax DR. et Mut. Explor. Alg. p. 206, Nyl. 1886, p. 
465. — Ex Algeria est species terrestris affinis et subsi- 
milis C. cheileo Ach. Nyl. supra n° 72, sed thallus nonni- 
hii tenuior vix ulla filamëuta verticalia continet et sporæ 
minores, longit 0,018-25, crass. 0,007-8 million., fusiformi- 
ellipsoideæ. 
COLLEMOPSIS Nyl. 
1915. C. Taurica Nyl. 1886, p. 97.—Thallus nigricaus tenuis sub- 
furfuraceo-granulatus; apothecia punctiformi-impressa; 
sporæ 16 næ globulosæ, diam. 0,005-6 millim.; gel. hym. 
I —. Epithecium glaucescensin lamina tenni; paraphyses 
molles médiocres a-rticulatæ. Comparanda species cum 
Pjrenopsi leprosa Anzi Anal. Lich. rar. Ital. p. 5, sed 
nigrior, thecis 16-sporis etc. 
Saxicola in peninsula Taurica. 
CALICIDM Ach. 
1916. C exseptum Nyl. 1886, p. 466.— In Norrl. Karel. Oneg. 
p. 10, esse possit parasita thalli leprosi accedens ad C. 
parietinum, Ach. Nyl. supra n° 131. Etiam saxicola in 
Transsylvania. 
CLADONIA (Hffm.) 
1917. C. polyljotrya Nyl. 1887, p. 130.—Thallus glaucescens, 
K -f- flavens, firme squamosus squamis ascendentibus 
difformibus, podetia ferentibus altit. 6 millim. vel breviora, 
corticata, verrucosa, ascypha, squamulifera ; apothecia 
fusca vel pallescentia, conferta, botryoideo-aggregata ; 
sporæ obiongæ longit. 0,008-11, crass, 0,003 millim. Spe- 
