PI. cell. apk. 3. HOMOTHALAMEAE. 89. Ramalin. 407 
/3. cornuata. Branches cylindrical, compressed, seldom 
divided, bent, knobbed, rather pipey, interwoven. 
Coralloides fasciculare verrucosum et veluti siliquosum, Dillen Muse* 
119 . 
Lichen siliquosus, Huds. FI. Angl. 559. 
Parmelia siliquosa, Aclir. Metk. Lick. 262. 
Ramalina scopulorum, cornuata, Achar. Lich. Univ. 605. 
On insulated rocks scattered on plains, as the Grey 
wethers on Salisbury Plain. 
3. Ramalina farinacea . Floury branch-moss, 
Thallus cylindrical, compressed, bald, slightly pitted, 
stiff, branched, whitish grey, with soredia; branches linear, 
slender; apothecia scattered, pedicelled, flat, scarcely bor- 
dered, whitish. 
Lichenoides segmeniis angustioribus ad margines verrucosis et pulveru- 
lentis, Dillen Muse. 172. 
Lichen farinaceus, Lin. S. P. 1613 ; Engl. Bot. 889. 
Lobaria farinacea, Hoffm. Germ. 139. 
Parmelia farinacea, Achar. Metli. Lich. 263. 
Ramalina farinacea, Achar. Lich. Univ. 606. 
On the trunks and branches of trees. 
Branches simple or divided, sometimes fringed and 
slightly proliferous; sometimes short and slender, or long 
and strong, sometimes hanging; naked or covered with 
rather elliptic soredia; apothecia rarely occurring. 
4. Ramalina pollinaria . Powdery branch-moss , 
Thallus flat, slightly membranaceous, bald, rather pitted, 
white, slightly hoary, jagged; soredia dilated, flat, powdery; 
apothecia nearly terminal, growing dilated, very large, sea- 
green beneath; centre flesh-colour; edge raised, slightly 
bent inwards. 
Lichen pollinarius, Achar in N. Act. Slockh. 18,263. 
Lichen sqtiarrosus, Persoon in Usler Ann. Bot. 14, 35. 
Lobaria squarrosa, Hoffm. Germ. 139. 
Lobaria dilacerala, Hoffm. Germ. 140. 
Parmelia pollinaria, Achar. Meth. Lich. 264. 
Ramalina pollinaria, Achar. Lich. Univ. 608. 
On rocks and stones, old timber-work and trees. 
XI. 90. ALECTORIA. Acharius. Cockscomb-moss . 
Thallus cartilaginous, nearly threadlike, inside towlike, 
branched, prostrate or hanging; apothecia saucerlike, thick, 
sessile, rather flat, bordered, convex, entirely formed of 
the thallus, of’ the same colour and substance. 
