Kyicur.—Further Contributions to Lichen Flora of N.Z. 819 
obliquis juncta, longit. ‘027 mm., crassit. ‘01 mm, Hypothecium atrum. 
Ad saxa. 
Thallus minutely tubercular, the tubercles violet ; hypothallus blackish. 
Apothecia small, very numerous, black, innate or adnate, somewhat con- 
cave, immarginate. Spores brown, 5-septate, the transverse septa joined 
longitudinally or obliquely by short septa, length 027 mm., breadth ‘01 mm. 
On rocks, 
Fig. 11. Section of apothecium magnified 14 diameters. 
11. a, Two spores oe 
2? 
Lecidea tubulata, Knight. 
Thallus granuloso-diffractus albo-cinerascens indeterminatus. Apothecia 
nigra marginata, disco plano pruinoso, margine atro elevato. Sporm in 
ascis clavatis fusce Dbiloculares, loculis tubulo brevi junctis, longit. -018 
mm., crassit. ‘011 mm. Hypothecium atrum. Hypothallus albus. 
Ad saxa. 
Thallus granulose, cracked, whitish-grey, indeterminate. Apothecia 
black, margined; disc flat, pruinose, margin black, elevated. Spores in 
club-shaped asci, brown, bilocular, the cells joined by a short tube, length 
-018 mm., breadth 011 mm. Hypothecium black. Hypothallus white. 
On rocks. 
Fig. 12. Section of apothecium magnified 14 diameters. 
12. a and b, Ascus and spores _,, 300 Me 
Lecidea subfarinosa, Knight. 
Thallus albus effusus rugulosus. Apothecia (latit. *8 mm. v. minora) 
albo-pruinosa rotundato-difformia elevato-sessilia tenuiter marginata, mar- 
gine sepe fiexuoso, paraphysibus superne fusceacentibus coneretis, disco 
concavo v. plano v. convexo. Spore 4-6-septate aciculari-fusiformes 
incolores v. tandem dilute lutescentes, longit. (034 mm., erassit. *CO5 mm. 
Ad cortices arborum. 
Thallus white, effuse, rugulose. Apothecia (‘8 mm. or less in diam.) 
white-pruinose, rotundato-difformed, elevato-sessile ; margin thin, often 
flexuose ; paraphyses brown above, concrete ; dise concave, flat, or convex. 
Spores 4-6-septate, aciculari-fusiform, colourless or dilute yellow, length 
-034 mm., breadth -005 mm. 
On bark of trees. 
