76 PLANTS FROM NEW CALEDONIA. 
LRCIDEA GONIOPHILA Schaer. Enum. Lich. 127, 1850. On rocks. Mont 
Montravel, N. of Nouméa. Europe, Japan, &c. 
A very small specimen with a brownish-white subcontinuous thallus 
(K yellow) and minute brownish-blaek apothecia. The colourless hypo- 
thecium and the smaragdine tips of the paraphyses agree with those of the 
type, but the spores are on the whole smaller, measuring about 10-13 wx 6 u. 
It is associated with tufts of Stigonema sp. 
MEGALOSPORA CASTANOCARPA A. L. Sm., sp. nov. 
Thallus albido-glaucescens, continuus, sat levigatus, tenuis, 60-80 p cr. 
Gonidia protoccoidea, ca. Ta diam. Cortex superior tenuis, decompositus, 
superne interdum hyphis superficie parallelis ; cortex inferior sat erassus ex 
hyphis brunneis parallelis constans ad substratum arcte adherens. . | pothecia 
sessilia, turgido-convexa, castaneo-brunnea, 4-6 mm. lat, ca. 1 mm. alt., 
margine concolore mox evanescente ; hypothecium albidum dense plecten- 
chymaticum, gonidiis sparsis instructum ; exeipulum proprium ex hyphis 
radiantibus, conglutinatis, formatum; paraphyses arete cohærentes, sursum 
flavescentes, tenues, ramos, apice paululum inerassatee ; asci longe clavati, 
ca. 200 u x 40 a; sporæ saltem quarternæ, late ellipsoideæ, 1-sept. (membranes 
9-7 u crass.) 65-80 u x 22-32 u. 
Ad corticem arborum.  Ignambi, 2000-4000 ft., Aug. 1738. 
BIATORINA INTERMIXTA (Nyl.) comb. nov., var. AGGREGATA A. L. Sm., 
var. nov. 
4hallus tenuis, cinerascens, minute granulatus. Apothecia parva, in 
acervulos sparsos aggregata, vel solitaria et tum ùsque ad 1 mm. lat. ; 
hypothecium et epithecium rufo-brunnea, hydrate kalico color in violaceum 
sordidum mutatur; paraphyses conglutinatæ ; sporæ rectæ vel leviter 
curvulæ, oblongo-ellipsoideæ vel fusiformes, 1-sept., 20-24 u x 3-4 u. 
Ad corticem arborum. Ignambi, 2000-4000 ft. Aug. 1746. 
Differs from the species (New Caledonia) in the grouping of the apo- 
thecia, which are scattered over the thallus in button-like acervuli, and also 
in the somewhat narrower spores. 
B. ruscoxiGnA A. L. Sm., sp. nov. 
I hallus albido-glaucescens, crustaceus, effusus, minute isidio-squamulosus 
vel isidio-granulatus, sat tenuis. Apothecia parva, usque ad 0*8 mm. diam., 
rufo-brunnea, deinde nigra, interdum aggregata, margine tenue, integro, 
demum convexa margine excluso; hypothecium et epithecium rufo-brunnea, 
hymenio subconcolore; paraphyses graciles persistente conglutinate, apice 
non, vel leviter, clavato ; spore octonæ, ellipsoideæ, hyaline, 1-sept., ca. 
10-12 p x 2 n. 
Ad corticem arborum. Riv. Ngove. In Spermolepis forest on serpentine 
soil by river, 350 ft, May. 1100, 1106. 
