40 MR. CHARLES KNIGHT ON THE 
2. VERRUCARIA TICHOSPORA, sp. n. (Tab. УП. fig. 5.) Thallus cinerascens tenuissimus 
levis continuus. Apothecia matrici imposita prominula thallo subvelata, in statu 
sicco sepe collapsa, hymenio linea atra tenui enato, perithecio atro crasso basi 
expanso, paraphysibus capillaribus ramosis bene discretis. Sporz in ascis oblongis 
ovoideæ murali- у. ruderiformi-divisze hyalinze v. luteolze, long. “092, crass. "001 mm. 
Ad cortices arborum. 
3. VERRUCARIA RHAPHISPORA, sp. n. (Tab. VII. fig. 12.) "Thallus olivaceo-fuscus 
tenuis continuus determinatus, gonidiis creberrimis. Apothecia emerso-sessilia glo- 
bosa matriei imposita, excipulo thallodi in perithecium atrofuscum granosum dimi- 
diatum mutato, poro instructo; hymenium dilute fuscum ex amphithecio сегасео- 
lutescenti oriundum, paraphysibus capillaceis discretis. Asci elongato-cylindracei 
creberrimi ex amphithecio supra et ubique oriundi, ad hymenii centrum directi. 
Sporz aciculares rectze hyalinæ amplius septate sexdecim, long. "065, crassit. 
:0025 mm. Ad cortices arborum. 
4. MYCOPORUM SORENOCARPUM, sp. п. "Thallus hypophloeodes badio-fuscus tenuissimus 
levis continuus indeterminatus. Apothecia semiimmersa minutissima (diam. 
0:1 mm.) pleiopyrenia, hymeniorum innatorum verticibus a tegula communi tectis, 
tegula convexa papillata pertusa clare fusco-cellulari inter papillas depressa; hy- 
meniis orbicularibus e luteolo pallidis, paraphysibus imperfectis reticulato-diffluxis, 
Sporz in ascis globoso-ovoideis oblongze 9-septatze, septis ssepius constrictis (cellulis 
globosis), hyaline tandem fuscidulze, long. "02, crass.:007 mm. Spermagonia tuber- 
cularia (diam. 0-1 mm.), sterigmatibus simplicibus, spermatiis oblongis rectis, long. 
‘005, crass. "002 mm. Ad cortices arborum. 
І have seen no specimens of J/ycoporum miserrimum, Nyl., or of Verrucaria submiser- 
rima, Nyl.; with the former the affinity of the New S. Wales Lichen is close. The fol- 
lowing notes on JM. elabens (Scher. Exsicc. no. 232) may be useful :--Нушеша grumosa 
fuscescentia multa sub eadem tegula, excipulo communi atro tenui enata; paraphyses 
nulle ; sporse oblongze utrinque rotundatz fuscescentes 6—7-loculares, loculis szepe sensu 
longitudinali semel aut bis divisis, long. "022, crass. “009 mm. 
5. GRAPHIS SUBINTRICATA, sp. п. (Tab. VII. fig. 2.) Thallus cinereo-albus tenuis sub- 
granulosus continuus. Apothecia atra lirellzeformia angustissima flexuosa preelonga 
ramosa sspe anfraetuosa innata nonnihil subdepressa, epithecio perangusto, mar- 
gine thallodi irregulari panno obsito, excipulo proprio (perithecio) atrofusco laterali 
infra attenuato ; hymenium hyalinum hypothecio tenui incolori matrici imposito 
enatum, paraphysibus rectis crassiusculis (ай. “004 mm.) granuloso-inspersis ad- 
glutinatis apice non dilatis. Spore in ascis elongatis oblongae utrinque rotundat:ze 
_ emortuse fuseze сопігасіге, longit. "02, crass. "007 mm. Ad cortices arborum. 
6. GRAPHIS SUBTRICOSA, sp. n. (Tab. VII. fig. 3.) Thallus epiphleodes albus tenuis 
