NEW LICHENS. 161 
tumidis, margine decurvis ; hypothallo nigricante ; gemmis 
minutissimis, granulatis, concoloribus ; apotheciis inter- 
stilialibus, majoribus, olivaceo-carneis, planiusculis, flexu- 
osis, margine demum crenulato, albido. 
Has. On rocks; Swan River; Mr. J. Drummond. — Scales 
aggregate, as in L. fulgens, Ach. The old thallus becomes 
pulvérulent, and whitish. Disks of the apothecia, when 
moistened, greenish. From L. fulgens, Ach., ours differ 
by the minuter thallus, the black substratum and the 
apothecia occurring in the interstices of the scales, bang 
too of a greater size and more olive colour. 
7. L. erythrosticta, Tayl.; thallo illimitato, leproso, albido, 
demum nigricante ;. apotheciis confertis, convexiusculis, 
: demum i immarginatis, saturate aurantiacis ; gemmis. pulve- E 
raceo-granulatis,  concoloribus. . 
Has. On bark; Swan River; Mr. Jor. Dna: = 
Patches 5—6 Pu wide ; thallus very thin. Buds and 
disks of the apothecia reddish-orange ; the latter interiorly 
pale greenish-yellow. More red than any variety of L. 
€itrina, Ach.: the scales, too, are more distinctly Jobed, 
d turn green when moistened. : 
Bat Ach. 
