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If
fulgens.
scaîaris.
affinis.
Lichen impressus. Swartz in Nov. Act. Upsal. 4. p. 245. Achar:
lichenogr. 104.
Patellaria muscorum. Hoffm. plant, lichen, t. 21./. 1.
Habitat ad rupes, in terrà supra muscos destructos, in montosis Angliæ ;
in comitatu Donegal, Hiberniæ. D . Brown.
LICH EN foliaceo-crustaceus orbicularis lobatus flavescens, scutellis fer-
rugineo-rufis margine tenui crustæ concolore.
Lichen fulgens. Swartz in Nov. Act. Upsal. 4. p. 246. Achar., l i chenogr.
102.
Lichen citrinus. Hedwig descr. crypt. 2. p. 60. t. 20. jig. C.
Psora citrina. Hoffm. plant, lichen, t. 48./. 2.
Habitat in rupibus terra tenuiter tectis, prope Stackpole-Court, in comitatu
Pembroke. D . J. Adams.
* * * Imbricati.
L ICH EN imbricatus crustæformis, foliolis subrotundis adscendentibus
discretis pallidis subtus margineque albo pulveruìcntis, scutellis planiusculis
nigris. ‘ ,
Lichen scalaris. Acbar. in act.Holm. 1795.^.! 27./. 5./.I. Lichenogr. 95.
Habitat in palis antiquis.
LICH EN imbricatus deprcssus centrifugiis rottindato-lobatus cinereo-
plumbeus subtus cceruleo-spongiosus, scutellis ferrugineo-fuscis margine
frondi concolore. Tab. X l l . f g . 6.
Habitai in corticc arborum.
Descr. Frons circularis, depressa, marginibus sæpius adscendentibus subcrispis,
superne glabra, lævis, dum sterilis sæpe pulvere concolore
versus centrum onusta. Scutellæ majusculæ, planiusculæ, margine
elevato crassiusculo demum crenato, in disco frondis confertæ, sæpe
mutua pressione angulatæ, versus arabiium sensim pauciorcs'.
Obs. Non confundendus cum L. plumbeo Lightf. jl. scot. cum quo
sæpissime crescit, et cui valde affinis.
LICHEN
LICH EN membranaceus imbricatus dcprcssus viridi-fuscus cinereo- pulverulentus.
pruinatus humiditate læte virescens subtus nigro-tomentosus, foliolis
multifidis planis obtusis, scutellis badiis siccitate pruinaiis.
Lichen pulverulentus. Schreb. spicil. 128. Achar. lichenogr. 112.
Lichen orbicularis. Neck, delie, gallob. 509.
Lichen omphalodes. Wulf. in Jacqu. collect. 2.p. 196. t. 15./. 2.
Squamaria pulverulenta. Hoffm. plant, lichen, i .p. 39. t. B.f. 2.
Habitat in corticc arborum.
# ## # Gelatinosi.
L ICH EN gelatinosus subimbricatus, frondibuslaciniatis, laciniis angustis siibtilis.
inæqualiter divisìs, scutellis subcentralibus.
Lichen subtilis. Bernbardi in Schrad. Journ. 1. p. 5. t. 2./. 6.
Habitat in argilla nudâ, prope Walthamstow. D . Edward Forster, jun.
in Scoda et Hiberniâ baud infrequens. D . Brown.
Obs. Lichen cretaceus Engl.Bot. varietas hujus videtur.
LICH EN gelatinosus imbricatus, foliolis lobatis obtusis crenatis planius- marginatus.
culis pu'posis parvis, scutellis superficiàlib'us’subaggregatis.
Lichen marginatus. Bernbardi in Schrad. Journ. 1. p.6. t. i . f .2.
Habi.at ad arborum radices, in sylvis umbrosis subalpinis Scotiæ.
LICH EN membranaceo-gelatinosus lobatus viridis, lobis undulatis, tnarginellus.
scutellis marginalibus minutis fuscescentibus.
Lichen marginellus. Swarz. prodr. 14J. Bernbardi in Schrad. Journ. 1.
p. 21.
Lichenoides pellucidum, lactucæ folio sinuoso. DUI. muse. 145. L 19./. 32.
Habitat supra muscos, ad rivulos alpinos Scotiæ.
LICH EN gelatinosus membranaceus atro-virens, foliolis oblongis in- iunæformis.
ciso-iobatis undulaio-crispis, scutellis sparsis concoloribus. Achar.
ìi.benogr. 132.
Lichen luiiæformis. Bernbardi in Schrad. Journ. 1. p. 18.
E Lichenoides