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406 SS.Cornicul. S.HOMOTHALAME^. PLcell.aph.
6. Cornicularia P puhescens. Downy horn-moss.
Thallus lying down, cylindrical, wrinkled, roughish,
black ; branches interwoven, hairlike, twigs not branched ;
apothecia same colour as the thallus, edge not cut.
Lichen lanatus, Wulf. in Jacq. Misc. 2.
Lichen intriciitus, E/ic/j, Crj//;^. 8,80.
Lichen pubcscens, Lin.S. P. 162b'.
U=nea intricata, Hojfm. Germ. 136.
Cornicularia pubescens, ylchar. Metli. Licli, 505 ; Lick. Univ. 616. ^^
Conferva? atrovirens, D«7/io. Co?;/. 25.
Scyioneina? atrovirens, Agardh Disp. 39.
On rocks and fells where water drips.
ThcU'i aggregate, very similar to the preceding; apothecia
rai'ely to be found; so that it is doubtful whether this and
girardia atrovirens be one species or two.
/3. hispidula. Thallus rather stellate, brownish black,
proliferous in whirls, hispid, branchy; hranches slightly
radiating, depressed, interwoven, very thin ; apothecia
crenate, dark brown.
Scytoneina atrovirens proliFera, A^ardh Disp. 39.
Cornicularia hispidula, Achar, Lich, Univ. 617.
X. 89. RAMALINA. Acharius. Branch-moss,
Tliallus cartilaginous, inside like tow, rather solid,
"branched, jagged, rather shrublike, mostly with soredia;
apothecia saucershape, thickish, footstalked, somewhat shieldlike,
flat, edged, entirely formed of the thallus, covered with
ii similarly coloured cortical substance.
1 . RamaUna fastigiaia. Even-topped Lrcmch-moss.
Thallus compressed, cylindrical, smooth, pitted, branched,
light sea-gi-een ; hranches thicker at top, even-topped;
apothecia terminal, shieldlike, sessile, whitish.
Lichen populinus, Ehrh. Crypt. 276.
Lichen fasiigiatus, Engl. Hot. 890.
Lobaria populina, Hoffm. Germ. 140.
Parnielia fastigiata, Jchar. Meih. Lich. S60.
Ranialiiia fastigiata, Achar. Lich. Univ. 603.
On the trunks of old trees.
2. Rarnalina scopulorum. Sea-shore Iranch-moss.
Thallus compressed, smooth, slightly pitted, branched,
pale grey; hranches linear, slender; apothecia pedicelled,
of the same colour.
Lic'aen calicari?, Lin. S. P. 1613 ; Engl. Bot. 688.
Lichen scopulorum, Dicks. Crypt. 3, IS.
Partnelia scopulorum, Achar. Me.lh. Lich. 261.
Rairalina scopulorum, ylchar. Lich. Univ. 60J.
On rocks bv the sea-side.