MR. C. KNIGHT ОМ NEW-ZEALAND LICHENS. 279 
medio subconstrictee cellula superiore majore incolores, longit. '017 mm., crassit. 
'006 mm. Ad cortices arborum. 
Syn. Verrucaria circumpressa, Nyl., in litt. ; V. epidermidis, var. gemellipara, Kn. 
VERRUCARIA MINUTISSIMA, Kn. (Plate XXXVII. fig. 21.) 
Thallus atro-cinerascens tenuissimus. Apothecia contigua minutissima prominula dimi- 
diatim nigra poro pertuso instructa, paraphysibus distinctis. Spore dilute fusce 
uniseptate (an interdum 3-septatæ?) in medio subconstrietz, cellula superiore 
majore, longit. “018 mm., crassit. “005 mm. Ай cortices arborum. 
The spores have much the appearance of а Spheria; exeept the bright colour, not 
unlike those of Verrucaria conferta, Tayl. (Leight. Angioc. Lich.). 
VERRUCARIA SUBBIFORMIS, Kn. (Plate XXXVII. fig. 22.) 
Thallus albus effusus ineequalis rimosus. Apothecia subminuta prominentia (madefacta 
innata) nigra subglobosa integra, paraphysibus capillaribus confertis. Spore in 
ascis cylindraceis oblong 1-septatze incolores, longit. `02 mm., crassit. "007 mm. 
Ad cortices arborum. 
BaccLrETTOA, Mass. (?), OCELLATA, Kn. (Plate XXXVII. fig. 23.) 
Thallus fusco-cinereus continuus tenuis subglaber, gonidia magna. Apothecia in verrucis 
prominulis immersa interdum 2—4 confluentia, excipulo proprio carbonaceo instructa, 
primo punctiformia dein aperta, margine thallino albo sculpto-angulari v. seulpto- 
subrotundo v. irregulariter dehiscente. Nucleus globosus verrucoideus, amphithecio 
grumoso oriundus, paraphysibus crassis mucoso-diffluxis farctus. Spore in ascis 
curvatulis fusiformibus ellipsoideze incolores v. luteo-grumoss, longit. "028 mm., 
crassit. 012 mm. Ай saxa. 
VERRUCARIA OCCULTA, Kn. (Plate XXXVII. fig. 24.) 
Thallus crustaceus levigatus aureus v. ochraceus v. ochraceo-albus verrucoso-colliculosus 
irregulariter plicato-rugulosus plus minus rimosus. Apothecia numerosissima glo- 
bosa in verrucis thalli confluentibus penitus abdita, ab excipulo simplici proprio car- 
bonaceo clausa, canaliculis ad sporas mittendas in verrucas thalli productis, ostiolis 
paululum depressis minutis instructa, paraphysibus distinctis capillaribus. Spore 
in ascis elongato-cylindraceis oblongo-ovoideze 3-septate dilute fusce v. subincolores 
longit. 016 mm., crassit. “006 mm. Ай cortices arborum. 
Ап У. micromma, Mont. ? 
VERRUCARIA PRUINO-GRISEA, Kn. (Plate XXXVII. fig. 25.) 
Thallus effusus tenuis plus minus pseudo-farinaceus griseus. Apothecia minutissima 
dimidiata patentia. Spore in ascis clavatis incolores tandem fuscæ lineari-oblongze 
l-septatze v. seepissime interrupte quadrinucleolatze, longit. "02 mm., crassit. “006 mm. 
Ad cortices arborum. 
2в2 
