Knieut.—Further Contributions to Lichen Flora of N.Z. 815 
Thallus greyish, minutely furfuraceus, cracked or squamuloso-areolate, 
granula gonimia green. Apothecia immarginate, sometimes confluent, 
dise black convex, at length hemispherical or subglobose. Spores in sub- 
ventricose asci, simple, ellipsoid, somewhat hyaline, at length yellowish. 
length -018 ad -022 mm., breadth ‘007 mm. Hypothecium black or brown, 
On rocks. 
Fig. 4. Section of apothecium (subhymeneal stratum), much too dark, magnified 14 
diameters. 
4, a, Ascus and spores magnified 300 diameters. 
4, b, Gonimia magnified 300 diameters. 
Lecidea subargillacea, Knight. 
Thallus luteo-albus continuus. Apothecia subaggregata innata v. 
adnata concava fusca immarginata interdum difformia sepe furfuracea. 
Spore in ascis cylindraceis grumoso-lutew v. hyaline, longit. ‘(016 mm., 
crassit. ‘008 mm. Hypothecium album. 
Ad terram argillaceam. 
Thallus yellowish-white, continued. Apothecia somewhat crowded, 
innate or adnate, concave, brown, immarginate, often furfuraceous. Spores 
in cylindrical ascus, grumose, yellowish or hyaline, length -016 mm., 
breadth :008 mm. Hypothecium white. 
On clay soil. 
Syn. Lecidea meiospora, Nyl. (?) printed by mistake Lecanora metospora, 
Nyl. (« Trans. N. Z. Inst,” Vol. VII.) Page 359, No. X. 
Fig. 5. Section of apothecium magnified 14 diameters. 
5. a, Ascus and spores pegs ti) “ 
Lecidea atro-morio, Knight. 
Thallus nigro-cinerascens tenuis squamulosus, squamulis minutis 
rotundis planis rufescentibus nitidis ad ambitu plerumque minute fur- 
furaceis. Apothecia atra parva plana ex hypothallo nigricante inter 
squamulas denudato oriunda, squamulas haud superantia, interdum margine 
thallino spurio e granulis minutissimis cincta. Spore minute ovoidew v. 
globulae, longit. 0065 mm., crassit. 005 mm. Gonidia magna. Hypothe- 
cium fuscum. : 
Ad saxa. 
Thallus dark grey, thin, scaly; scales minute, round, flat, reddish, 
shining, margin minutely furfuraceous. Apothecia black, small, flat, 
arising between the scales from the exposed hypothallus, not raised above 
