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b. Gonidia hymenialia subglobosa v. ovoidea, circiter 3 u, rarius 
usque 4 u crassa, usque 5 u longa. 
St. catalepta (Koerb.) Forss. et Blomb. 
B. Thallus tenuis v. tenuiusculus, continuus v. rimulosus, ra- 
rius verrucoso-areolatus; verrucae fertiles elevatae, ceteris multo 
majores, subhemisphaericae v. obtuse conicae. Perithecia plus mi- 
nusve alte parte thallina tenui, non tumidula obducta, apice pro- 
minente atro v. saltem nigricante. 
Sporae satis diu v. persistenter hyalinae. 
a. Gonidia hymenialia oblonga v. subeylindrica, 2,;—3 u crassa, 
5—10 wu, rarius usque 13 u longa. 
St. fuscocuprea (Nyl.) Zschacke. 
b. Gonidia hymenialia subglobosa v. ovoidea, 3—4 u crassa, 
usque 5 u longa, rarius etiam majora. 
«. Sporae demum obscuratae. 
Thallus vulgo levigatus, saepe nitidulus. 
St. fissa (Tayl) Forss. et Blomb. 
8. Sporae persistenter hyalinae. 
Thallus vulgo farinosus, opacus. 
St. Hazlinzskyi (Koerb.) Forss. et Blomb. 
2, Thallus endolithicus. Perithecia substrato immersa (calcivora), 
elapsa v. collapsa foveolas relinquentia. (Sporae vulgo singulae, 
50—75 u longae, 20—27 u crassae; rarius binae, 45--55 u longae, 
18—22 u crassae. Gonidia hymenialia subglobosa, diam. circiter 
2,5 u). 
St. guestphalica (Lahm) Th. Fr. 
II. Sporae octonae. 
1. Perithecia substrato immersa (calcivora), elapsa v. collapsa 
foveolas relinquentia. Thallus endolithicus. 
4. Gonidia hymenialia subglobosa, diam. circiter 3 uw. (Sporae 
hyalinae, 30—45 u longae, 16—22 u crassae.) 
St. caesia (Arn.) Th. Fr. 
B. Gonidia hymenialia oblonga v. subeylindrica, 1,;—2 u crassa, 
4—38 u longa. (Sporae hyalinae, 30—40 u longae, 14—20 u crassae:) 
St. bacilligera (Arn.) Th. Fr. 
2. Perithecia elevata, verrucas hemisphaericas v. obtuse conicas 
formantia. (Gonidia hymenialia oblonga 1,;—2 u crassa, 3—5 (, 
rarius usque 7 u longa. Sporae hyalinae, vulgo 22—23 u, rarius 
usque 35 u longae, 11—14 u, rarius usque 18 u crassae.) 
St. hymenogonia (Nyl.) Almq. 
