428 4. Peltidea. 103. CENOTHALAMEdS. Pl.eell.aph . 
4. Peltidea aphthosa. Thrush shield-moss . 
Thallus livid greenish, smooth ; underneath networked 
with black veins ; cephalodia wartshape, scattered ; fertile 
lobes rather long, narrow in the middle, edge turned over ; 
apothecia terminal, large, ascending, red; thalloid border 
turned in, rather torn. 
Lichenoides digitatum laete virens ; verrucis nigris notatum, Dillen 
Muse. 207. 
Lichen verrucosus, Weber FI. Germ. 275. 
Lichen aphthosus, Lin. S. P. 1616; Engl. Bot. 1119. 
Peltigera aphthosa, Hoffrn. Germ. 107. 
Peltidea aphthosa, Achar. Meth. 287 ; Lichen. 516. 
On the ground and mosses in thick woods. 
5. Peltidea canina . Mad-dog shield-moss . 
Thallus grey, greenish, rather downy; underneath net- 
worked with grey-brown veins; fertile lobes rather long, 
edge turned over ; apothecia terminal, rather upright, rolled 
outwards, reddish; thalloid border thin, slightly crenulated. 
Lichenoides peltatutn terrestre cinereum majus, foliis divisis, Rail Syn. 
76, 87. 
Lichen caninus, Lin. S. P. 1616. 
Peltigera canina, Hoffrn. Germ. 106. 
Peltidea spuria, Achar. Meth. 283. 
Peltidea canina, Achar. Lich. 517. 
Ashcolour ground-liverwort. 
On the ground in woody mountainous places. 
Recommended by Dr. Mead as a specific for the bite of 
a mad dog, mixed with an equal weight of pepper. 
6. Peltidea crispa . Crisp shield-moss. 
Thallus many-leaved, grey, brown, reddish, rather 
downy; lobes deeply sinuately-jagged ; jags narrow, edge 
raised, crisp ; fertile lobes very rare, short ; apothecia hood- 
ed, rolled over. 
Lichenoides peltatum terrestre rufescens, Rati Syn. 76,88. 
Lichen rufescens, Necker. Meth. 79. 
Peltigera rufescens, Hoffrn. Germ. 107. 
Peltidea rufescens, Achar. Meth. 285. 
Peltidea canina crispa, Achar. Lich. Univ. 519, 
On the ground among and on stones. 
7. Peltidea polydactyla. Many-fingered shield-moss . 
Thallus sea-greenish, naked, bald ; underneath net- 
worked with brown veins ; fertile lobes very numerous, 
long ; apothecia terminal, dark brown ; edge hooded, rolled 
over. 
