182 THE JOURNAL OF BOTANY 
A, dissitifolium Kindb. in Macoun & Kindb. 1. c. p. 220 (1892). 
A, subcompactum C. M. & Kindb. in Macoun & Kindb. 1. ¢. p. 221 
(1892). 
In thin, dull green pte pale and yellowish eer usually 
dense, but at times more straggling, with the habit of A. serpens or 
A. Sprucei. Plants very fips Stems slender, sometimes filiform 
and apres slightly radiculose, cine oe ularly branched. 
Stem e loose, central strand small or wanting, cortical cells 
calles a 1-2 layers, with thicker seer setlowinhs. Leaves some- 
se ‘eile: usually secund and pointing upwards on the branches, 
rrowly de current ; stem-leaves ovate-lanceolate, gradually taper- 
a to a variable, but usually rather wide point, 0-72-1 mm. in 
length, more a less aa denticulate throughout, especially towards 
base. Nerve broad but not well defined, reachin ng high into the acumen 
or por trrent nat times beecnnling indistinct in mid-leaf and re- 
appearing above; frequently with jointed filaments or rhizoids from the 
ack. Branch-leaves narrower, often ie) small, Cells linear- 
rhomboid, thin-walled, chlorophyllous, 4-5-8 » in width, and 5-9 
times as long (shorter in the smaller leaves), peieds base “nae, 
at angles shortly rectangular to quadrate, not distinctly enlarged, nor 
forming auricles. Autoicous and ? dioicous. Seta short. Capsule 
small, nearly symmetric, sone or slightly inclined, with a distinct 
neck. Lid conical, apiculate. 
Disrr.—North America: Canada, U. States. Europe: Sweden, 
Central Europe, Spain, Central France. Great Britain: Smoo 
Cave, Durness, Sutherland, July 12th, 1899 (H. N. Di«on); Glen 
Dubh, Inchnadamph (H. N. Diwon); Allt-nan-Uamh, Inchna- 
damph Niaiateom, Salmon & Pees in v.-c. 108; Dove Dale, 
Wi c. 57 (H. N. Dixon). 
ote.—As slightly oS the argument as to the in- 
_ abies it may be added that Sullivant (cones, p. 201) im 
describing H. compactum merely says, “Flores ex cl. Muller 
monoici.” 
MERIONETHSHIRE LICHENS. 
By Witu1am Henry Witxmson. 
In the following list, the towns named include the districts 
around, within walking distance 
Lichina confinis Ag. On Bas rock, shore, Aberdov 
_ Calle furvum Ach. On stone wall, Aberdovey. ae | flaccidum 
n trees, Aberdovey. 
Dae hyper ellum Ach. On trees, Aberdovey, Corw 
On 
Spherophoron coralloides Pers. rocks, Aberdovey, ge 
Baomyces rufus DC. On ground, Core 
onia cervicornis Scheer. On Atala vey, Blaena 
Festiniog.—C. pyaidata Fr. Aberdovey, Bala Beddgelert, Cader 
Tavis, Corwen, Dolgelly.—C. gracilis Hofim. Dolgelly.—Var. cho 
