The English flora - SeaweedAfrica

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Lecidea.] LICHENES. 183
der. Lichen effusus, E. Bot. t. 1863, upper figure—Lecanora
effusa, Ach. Syn. p. 159.
«. On the trunks of trees. /3. Common in similar situations, about
Yarmouth, in Hampshire and Sussex.— Mr. Borrer only refers the upper
figure of Lichen effusus, E. Bot. to this species ; the lower represents
the Lecidea pined Ach. which may also be a var., and the Lecanora effusa
"is scarcely distinct and I believe is what Acharius in his Lich. Univ.
calls his var. s. tenebricosa. ,y
48. L. rupestris, Ach. {Bock Lecidea); crust thin tartareous
contiguous greyish-white, apothecia minute immersed plane
at length convex bordered the border subpersistent glabrous
reddish-brown of the same colour within. Ach. Syn. p. 39.
Lichen rupestris, Scop, (not E. Bot.)—L. calvus, Dicks. Or.
Ease. 2. p. 18. t. 6./. 4. E. Bot. t. 948.
Calcareous rocks.
49. L. irrubdta, Ach. ? (orange-red Lecidea); crust thin dispersed
greenish-grey, apothecia sunk flat bordered at length
convex smooth deprived of border reddish orange-coloured. Sm.
Ach. Syn. p. 40 ? (Borr.)— Lichen rupestris, E. Bot. t. 2245.
(excl. the Synonyms.)
Walls at Beamish, Durham, Mr. Winch.
50. L. verndlis, Borr. Mss. (vernal Lecidea); crust thin
powdery whitish-green, apothecia at length almost globose
clustered of a rusty flesh-colour. Sm.—Ach. Syn. p. 36 ?—
Lichen vernalis, Linn. (Sm.) E. Bot. t. 845.—Lecidea luteola,
Ach. Syn. p. 41. Lichen porriyinosus, Turn, in Linn. Trans.
Lichen spharoides, Dicks. Cr. Ease, l.jp.9.
p. 94. t. S.f. 4.
t. 2.f. 2.
On the bark of trees, frequently coating mosses.
51. L. pined, Ach. (waxy-shielded Pine Lecidea); crust very
thin sordid greenish-grey, apothecia sessile minute waxy urceolate
yellow-flesh-colour with an entire border. Ach. Syn.
p. 41.—Lichen effusus, E. Bot. t. 1863, lower figure.
On the dead scales of Fir-bark, near the ground, Costesscy, near
Norwich.
52. L. cornea, Ach. Meth. (horny-cupped Lecidea); crust
mealy thin white, apothecia a little elevated brown semi-transparent
with a thick elevated even smooth paler border. Sm.—
Lichen corneus, Wah.—E. Hot. t. 965.—Lecidea cameola, Ach.
Syn. />. 12.
On Oaks in Denbighshire ami the X. of England.
53. I., fusco-lutea, Ach. (brownish-yellow Lecidea); crust
thin continued even very white and smooth, apothecia elevated
flat (lull-yellow or reddish-brown with a bonier of the same
colour. Ach. Syn. p. 42.— Lichenfusco-luteus, Dicks. Cr* F<
/. ii. /: •_'. /:. Bot i. L007.
on elevated mountains, incrusting decayed mosses, frequent. u
the Scottish mountains the. is not [infrequent, and is rendered verj conspicuous
by the rather bright reddish or orange-brown < \jelds t on* wane
thaUui*
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