30 
CRYPTOGAMIA. ALGiE. Lichen. 
(Hoffm. Enum. 13. 5—E. Bot. 2180. E.)— Dill. 24. 78 —Vaill. 20. 8. 
Olive green, black underneath. Saucers green within, grey on the outside, 
sessile, flat or concave, border scolloped, granulated. Dill. 
(Olive-coloured Leafy Lichen. Parmelia olivacea. Achar. Hook. E.) 
Hocks, stones, and trunks of trees. In the wood on Shooter’s Hill, 
Kent. Slinford, Sussex, and Bagley Wood, near Oxford.—P. Jan.—Dec. 
Var. 2. Saucers smooth. Dill. 182. 
Hoffm. 13. 3 and A>—Dill. 24. 77— Mich. 51. Ord. 19. 
Generally grows in a circular form; thin, crustaceous, closely adhering. 
Leaves smooth, rather shining, brown green, segments blunt. Saucers 
rarely found* but where they do exist, the leaves are more cut and scol¬ 
loped. The plants without saucers have numerous granulations in their 
substance. Dill. On the bark of trees. 
Var. 3. Segments broader, more wrinkled, the middle elevated into wrinkles, 
sprinkled with numerous small grain-like warts. Saucers none. Dill. 
183. On birch trees. Dill. 
E. Somewhat crustaceous , cup-bearing. 
L. folia'ceus. Cups conical, very short, with black tubercles on the 
edge : leaves grey or yellow green, ascending, cloven into many 
segments, pure white underneath. 
(E. Bot. 1392. E.)— Dill. 14. 12. A. B. D—Vaill. 21. 3— Mich. 42. ord , 8. 1 
and 2. H. Ox. xv. 7. row 3. 3. atp. 632. 
Leaves nearly upright, jagged, curled, bearing cups. Cups very short, 
conical. Huds. Leaves large, half upright, even, cartilaginous, flat, 
branches like an elk’s horn, edges rather turned in, grey or yellow green 
above, white underneath. Cups from the disc and the edges of the leaves, 
very small, slightly hollowed, rounded or angular, edges often very 
minutely toothed. Such is its state in winter, but in summer the edges 
of the leaves are wasted, only the middle parts remaining, the cups be¬ 
come more or less proliferous, larger, and edged with small black tuber¬ 
cles. Dill. 
(Elk’s-horn Cup Lichen. E.) L. foliaceus. Huds. Ed. 1. L. alcicornis. 
Lightf. 872. lielh. n. 1083. (Achar. E. Bot. Cenomyce alcicornis. Achar. 
Hook. E.) On dry barren commons; on Blackheath; on Snowdon. 
Dill. 
Var. 2. Stem branched; branches running into leaves. Leaves upright, 
with winged clefts. Dill. ib. e. f. D. 
Trowbridge, Wiltshire. Dill. 
L. pyxida'tus. Tubercles brown: cup grey green, simple, somewhat 
scolloped at the edge. 
(E. Bot. 1393. E.) Vaill. 21. 8— Dill. 14. 6—Wale. no. 9. f. 2—Mich. 41. 
Ord. 8. 1. K. the first, L. Q—Tourn. 325. 2; D — Ger. Em. 1560. 6—* 
Park. 1308. 11—Vaill. 21. 7, is thought by Dill, to be an old plant. 
Crust at first granulated, in time forming leaves , which are of no certain 
figure, small, cut at the edge, greenish above, white underneath. Tubes 
half to one inch high, springing from the base of the leaves, thick set up¬ 
wards, and expanding at the summit like a drinking-glass; scolloped at 
the edge, the hollow of the upper expanded part separated by a partition 
