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Pl.cellnph. 5.1DI0THALAME^. 1 24^. Variolar. 49t
Variolaria globulifera, Turner in Lin. Tr. 9, 139 ;
Lichen globuliferus, Engl. Bot. 2008.
On the bark of trees.
Achar. Lich. 322.
4. Variolaria communis. Common smallpox-moss.
Crust cartilaginous, smooth, whitish, growing uneven
and grey, sprinkled with white, unbordered soredia;^
apothecia sphseroid, powdery; nucleus rather membranaceous,
flattish, pale, at length becoming naked.
Variolaria communis, Achar. Lich. 322.
On the bark of trees, old wood and stones.
Thallus nearly insipid, varying from white to grey according
to the age; soredia nearly globular, convex or flat.
/3. orhiculata. Crust thin, granular, rather radiately
cracked, marked with zones, grayish-white; soredia cen-
tral and scattered, flattish, scarcely bordered, similar in
colour.
Verrucaria orbiculata, Hoffm.Germ. 170.
Lichen pallescens ? Wulf, inJacq. Coll. 3.
Variolaria orbiculata, Achar. Meth. 13.
Variolaria communis orbiculata, Achar. Lich. 323.
On wood and barked trees.
y.Jhginea. Crust rather spreading, bald, wrinkled and
cracked, whitish ; soredia heratspherical, scattered, not bordered,
rather solid, powdery, very white.
Lichen fagineus, Lin. S. P. 1608.
Variolaria faginca, Persoon in Usler Ann. 1 ; Achar. Meth. 12.
Verrucaria tubercularia, Hoffm. Germ. 170.
Variolaria communis fagiuea, Achar. Lich. 323.
On the bark of trees, especially on beech, also on stones.
^. aspergilla. Crust tartarlike, cartilaginous, regular,,
greenish; circumference smooth, cracked in rays; soredia
scattered, superficial, flat, very slightly bordered, whiter
than the thallus.
Variolaria aspergilla, Achar. Meth. 13 ; Lich. 325 ; Engl. Bot. 2401.
On rocks and stones.
5. Variolaria amara. Bitter smallpox-moss.
Crust wrinkled, cracked, uneven, rather powdery white,
slightly greyish ; apothecia pressed close, plano-concave,
bordered, bearing soredia, similar in colour to the thallus.
Lichen fagineus, Engl. Bot. 1713.
Variolaria amara, Achar. Lich. 324,
On the bark of trees.