NEW LICHENS. 167 
sinubus circularibus ; gemmis terminalibus, minutis, rotun- 
dis, albidis, medio nigris; apotheciis concavis, rufo-cas- 
taneis, margine demum disrupto, incurvo. 
Has. Nepal; Wallich.—Thallus scarcely exceeding one inch ; 
several, however, are crowded and imbricated, forming 
a considerable patch: the colour becomes slightly brown 
by age. The buds are circular openings at the extremities 
ofthe ultimate lobes, yielding a white powder at the rim, 
but black in the centre. The thallus is more deeply di- 
vided than in P. levigata, Ach. ; the buds are more minute, 
and do not yield a brown powder; and the apothecia in 
their most advanced stages have no powder on their 
margins. =- 
16. P. endoleuca, Tayl.; thallo albido, tenuissimo, adnato, 
subtus nigro-fibrilloso, lobis multifidis, confertis, centrali- 
bus rugosis, marginalibus sinuato-laciniatis, laciniis lacero- 
truncatis; gemmis minutissime granulatis ; apotheciis con- 
fertis, majoribus tenuioribus, planis, subflexuosis, intus 
albidis, subtus nigricantibus, disco subfusco, margine sub- 
: integerrimo. cue pu ee 
Han. n. 75. On bark; Swan River; Mr. James Drummond. — 
Patches 3-4 inches long. "Thallus closely investing: — 
. &pothecia prominent and very numerous ; on their margins 
. 5^ few white granular buds may be observed. From ours 
P - Ulothriz, Ach. differs by its stellate thallus EM 
lacinie: the apothecia, besides, are more conca cave and radi- — 
7. P. Frankliniana, Tayl.; thallo suborbiculari, inciso-lobato, 
flavo, nudo, subrugoso, subtus venoso, nudiusculo, lobis — 
