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T A B U L A L X V .
F i g . 2.
P L A C O D I U M D I F F U S UM.
Vl&coAmm clifftifim, fubimbricatum depreffam ; foliolis lobato
multifidis obtufis crenatis; fcutellis elevatis ferrugineo
fufcis.
r. L i c h e n H V ™ . c r u f t z c e u s im b r i c a t a ? o r b i c u l a r i s , f c u t e l l i s p a l l id e f u f c i s , m a r g i -
j ie c r e n u la t o E n u m . L i c h . p . 66 . t . l o , f i g . i , 2.
L o b a r i a o r b ic u la r i s c e n t r i f u g a r u g o f o -m u l t i f id a c e r v in a f a r in o f a l I c u t c l l i s
p r o m in u l is fu b fu f c i s F lo r . G e rm . 2. 1 5 6 .
- L i c h e n J i/ a / a . , im b r i c a tu s , f o l i o l i s l in e a r i - m u l t i f id is o b tu i is c r l f p i s p u l v e r u l c n t i s
g l a u c o - a lb c f c e n t i b u s . f c u t e l l i s o r b ic u la r ib u s p l a n lu f c u l i s p r o m in u l is f e r r u g in e o ,
f u f c i s , m a r g in e c r e n u la t o a lb id o D i c k f . f a f c . 3 - P- ‘ 7 . t- 9 - *>■ H “ " ' '
b r i t . I I . n.
I n priori frons ab initio orbiculatim expanfa, rugofa; rugis ex centro
peripheriam verfus ductis, ubique pulvere cinereo viridi vel albido confperfa,
margine foliolofa ; foliolis latiufculis, tenuiffimis, albido ciñereis,
laciniatis : laciniis finuato - crenulatis, in húmido fubcervinis molliiifculis, m
ficco appreffis; iubtus cinereo - albidis, verfus apicem et foliolorum marginem
fubfufcis, radiculis breviffimis, apice faepe fiffis, bafi nigricanti.
bus obfitis. Frons denique plane in pulverem refoluta inaequalis et gib-
bofa fit, rariffime hinc inde fcutellae circa marginem collocatae fubfufcae
provenire folent. Alia vero fpecimina nec ita pulverulenta occurrunt,
fcutellis numerofis obfita, arete confertis, junioribus concavis margine
tenui cruffae concolore, interius crenulato inffructis, adultioribus plan
is , m a rg in e ' crifpo p u lv e ru le n to , c in ctis, d emum convexis irreg u lari-
b iis , in húmido pallide fu fc is, in ficco r u f o - fu f c is , vel nigricantibus ex
apice foliorum quafi p edunculatis. F o lio rum forma in hifce magis erofa,
inaequalis, p u lv e re quafi nigricante adfperfii, qiiac fenfim cvaneicunt, et
glebulae folitariae irre g u la re s , cum pauc is fcutellis, rem an en t.
In pofferiori frondes magis et irreg u la rite r diffufae,' h in c inde etiam
lin e a r i-mu k ifid ae, farinofae co n flu en tes, cum iis fcutelliferis, farina di-
ftinctius ad lentem g ran u lo fa ; g ran u lis quafi pedunculatis. Scutellae
fparfae hinc inde ac erv ata e, elevatae, difco pallide vel fe r ru g in e o .fufcae,
m a rg in e crenulatac, etiam farina adiperfae. F ro n s e c in e reo -v irid i, iàe-
piífime canefcit.
Locus. I n cortice abietino aflèribus trab ib u sq u e habitare folent.
E x p l i c a í i o F i g u r a r u m .
F i g . a . E x em p la r a f c u t e l l i f e r i im .
i ' i g . b. — — f c u t e l la tu m L i c l i e n i s p a l l e f c e n t i s . A n n e x a e í*unt f c u t e l l a e , le n t e
p a u lo a u gm e n t a t a e .
Fot. TIL Fafc. T U
i i i