CRYPTOGAMIA. 
UI.ASS V. 
15490 communis Ach. 
common 
radiated 
li all sea. Dl.W 
trees 
jS aspergtUa Ach. 
spi-inlded 
radiated 
1| all sea Y.OI 
rails 
Eng. bot. 2401 
15491 amara Ach. 
bitter 
cracked crust 
3 all sea. Grsh 
bark of trees Eng.b.l713. L.fagineus 
(3 disco'idea Ach. 
discoid 
pulverulent 
2 all sea. W 
bark of trees Eng. bot. 1714 
15492 lactea Ach. 
milky 
tartar, crack. 
li wint. W 
rocks 
Eng. bot. 2410 
15493 griseo-virens B. 
greyish green 
tubercular 
li aut. D.Ol 
smooth bark Eng. bot. 2400 
15494 dealbata ^. 
whitened 
cracked crust 
3 all sea. Lt.Br 
hard rocks 
Eng. bot. 2519 
15495 cinerea E. B. 
cinereous 
tubercular 
2 all sea. 01. G 
whinstone 
Eng. bot. 2411 
2339. URCEOLA'RIA. JcA. Urceolaria. 
15496 Acharii Jc/i. Acharius's cracked crust 
/S cyrtdspis Ach. r^ii ■ tessellat. crust 
Sp. 6—23. 
2 all sea. Pa.R 
2 all sea. Rsh 
rocks 
rocks 
Eng. bot. 1087 
Eng. b. 450. L. punctatub 
15497 gibbosa Ach. 
gibbous 
fringed patch. 
3 all sea. Br 
flints 
Eng. b. 1732. L.fibrosus 
15498 cinerea ^cA. 
cinereous 
concent, zones 
3 all sea. G.Br 
flints 
Eng. bot. 1751 
15499 scrup6sa Ach. 
rock 
solid crust 
1 all sea. Grsh 
rocks 
Eng. bot. 266 , 
15500 Gagii E. B. 
Gage's 
obscure crust 
1| all sea. Pa.Y 
rocks 
Eng. bot. 2580 
15501 calcarea 
calcareous 
crowd, warts 
1| all sea. W 
roc. & stones 
Hoffindnni Ach. 
Hqffhiaiin's 
sinuous pate. 
1| all sea. Cses. 
roc. & stones Eng. bot. 1940 
2340. LECANO'RA. ^cA. Lecanora. 
15502 atra Ach. dark 
granulated 
Sp. 46—79. 
li all sea. Grsh 
bark of trees 
Eng. bot. 949 
15503 argopholis Ach. 
pallid 
warted crust 
2 sum. Pale 
rocks 
15504 oculata Ach. 
15505 coarctata ^c^. 
mottled 
contracted 
smooth, crust 
broad patches 
2 spring W 
4 all sea. Br 
roc. & earth 
brick walls 
Eng. bot. 1833 
Eng. bot. 534 
15506 periclea Ach. 
rough 
little spots 
1 all sea. Wsh 
old posts 
Eng. bot. 1850 
(2 exigua Ach. 
diminutive 
little spots 
1 all sea. Br 
/ 
H aut. G 
old pales 
Eng. bot. 1849^ 
15507 sophodes Ach. 
obscure 
mealy crust 
on trees 
Eng. bot. 1791 
15508 subfusca Ach. 
15509 ventosa Ach. 
15510 frustulosa Ach. 
15511 effusa Ach. 
15512 chloroleuca Ach. 
15513 varia Ach. 
15514 apocree'a Ach. 
brownish 
exposed 
broken 
scattered 
cartilaginous 
warted 
tartareous 
thin coat 
whitish green Leprous 
variab. shield, crowded 
2 all sea. Grsh trun. of trees Eng. bot. 2109 
2 all sea. Y.G rocks Eng. bot. 906 
f all sea. Var. rocks Eng. bot. 2273 
3 aut. G bark of firs Eng. bot, 1863 
1| sum. W mountains Eng. bot. 1373 
f allsea. Lt.G old walls Eng. bot. 166S 
leprous 
cloudy crust 1^ v/int. 
15494 
Lt. G old posts Eng. b. 2075. Sp. Vitiligo 
lBm,fr^ 15500 
History, Use, Propagation, Culture^ 
2339. Urceolaria. From urceolus, a little pitcher, with reference to the form of the shields, which are 
sunken in the crust. Natives of hard stones occasionally inundated, or upon naked exposed rocks ; occa- 
sionally upon the trunks of trees. The crust of U. esculenta, a native of Tartary, is eatable. 
2340. Lecanora. An unexplained name. Lecanora perellus affords a purple dye, and is called in the south of 
France, where it is employed in lieu of the L. tartarea, Perelle d'Auvergne, whence the specific name, as Smith 
