* -H7 
tro tantum fuo foliis affixae,, circumcirca li¬ 
berae,. elevatae marginatae. 
Glomeruli in quibusdam fparfi centrales U 
marginales pulverulenti* 
Colle m a. Folia in fieco rigida dura fra¬ 
giliora utplurimum nigra vel atro-viridia; 
in humi do gelatinofa, diaphana plus minus ve 
fete virelcentia 8 c tumentia, imbricata & vaga 
lobata fubtus fere nuda. 
Receptacula: Scutella? jam concavae jam fub~ 
globofae urceolatse planae & convexa?, fepius 
marginat»,, laterales. marginales» 
V f oliis vagis diffusis expanfis vel adfcendeyitihusi 
* Lobaria * Folia membranaceo - fubeoriaeed, 
lato lobata Sc rotundata expanfo/adfcenden- 
tia, vaga laxa fubtus villofa. 
Receptacula: Scutellae fparfee, fubfeffiles, pia- 
. niufculee pateriformes "$c concavae. 
* * P biti de a. Folia coriacea expanfa depreffa 
rotundato - lobata fubtus iiuda aut tomentpfo- 
venofa. 
Receptacula * Peltae marginales, in lobis ple¬ 
rumque elongatis adfcendentibus feffiles, an¬ 
tica? aut poftice; rarius fparfe laterales aut 
immerfae. 
* * * Piati sin a, Folia_ membranacea irregularia 
vaga, depreffa 8 c adfcendentia, flexudfa, in¬ 
aequaliter laciniata, margine non raro fub- 
