190 NEW LICHENS. 
the surface is found to be strewed over with minute grey - 
soredia. Apothecia of the size of rape-seed. 
5. R. pilulifera, 'Tayl.; thallo e centro communi cæspitos0, - 
cinereo-stramineo, erecto, lineari, plano, longitudinaliter : 
 rugoso, subtus canaliculato, ramis filiformibus, acuminatis ; 
-gemmis minutis, oblongis, albidis, pulveraceis ; apotheciis 
concoloribus, minutis, marginalibus terminalibusque, de- 
mum convexo-subglobosis marginem excludentibus. 
Has. No. 1642. In montibus excelsis Insule Juan Fer- 
nandez; Hook. herb.—Tufts 1-2 inches high, rounded; 
branches irregular; laciniæ very narrow; minute depres- - 
sions and jagiran wrinkles oecur especially on the 
back of the thallus. d 
6. R. pellucida, Tayl.; thallo compresso, leevigato, Mes 
lineari, albido, subpellucido, striato, ramis acuminatis ; 
gemmis marginalibus, statim lineari-lanceolatis ; apotheciis 
Pouches um sis subimmarginatis pie 
-luteis. - | 
Han. Beast; Mr. R. Leyland's herb. — Tufts pendulous. 
_ Thallus 6-8 inches long, here and there perforated. Buds 
at first granulate. Apothecia substipitate, usually mar- 
ginal, the disk pruinose. The thinner and pellucid thallus 
and the thallodal stipes to the apothecia readily dis- 
tinguish this lichen from its European ne s 
| CoRNICULARIA, Ach. ds 
lata, Tayl thallo mei albido, tereti, s 
- fusco-carneo, margine incurvo, crenulato. 
ne Mori gd Hook. herb.—Thallus 2-3 inches i in 
: _ white and slightly greenish, ‘unaltered by moistu: 
. thecia frequently proliferous of a single shoot 
ey concave ; the disk dark brown when dry. 
ois’ 
3 numm which has the apothecia f a Borrera o 
