broadish base, keeled, margin recurved, somewhat squarrose, gradually
tapering and nerved to apex; per. l. sheathing; caps. variable both in
size and shape, usually sub-cylindrical, with an obtuse rostrate lid
often as long as itself: dioicous.
Clay and limestone banks. XI. XII.
168. T. REFLEXA. Brid. [_T. fallax._ δ. Bry. Brit.] St. loosely
cæspitose; l. tristichous, recurved and falcate, slightly twisted, from
an oblong base lanceolate, keeled, strongly papillose on both sides,
margin reflexed below, nerve vanishing below apex; caps. erect
cylindrical regular; lid subulate beaked: dioicous.
Calcareous rocks and walls, rare in fr.
Scotland, Yorkshire, Derbyshire; Rydal Water (Baker). [Dr. Braithwaite,
Jour. of Bot. IX., 293.]
169. T. RUFA. (Lorenz). Braithwaite. “St. 2–5in. often prostrate at
base, sparingly dichotomous, dense leaved. L. recurved when moist, solid
from an ovate base lanceolate, gradually apiculate, margin strongly
recurved, nerve vanishing just below apex; cells at base rhomboid
pellucid, at apex minute quadrate papillose. Reported from Ben Lawers by
Dr. Stirton, but I have not seen British specimens.”—[Dr. Braithwaite,
l. c. 293.]
170. T. RECURVIFOLIA. Mitt. (_T. gigantea_, Lindb.). “In large fuscous
green tufts, blackish brown at base. St. 3–8in. simple or bi-tripartite,
robust dense leaved, with a few radicles. L. trifarious
squarroso-recurved, when dry twisted and crisped, elongate lanceolate
concave, margin strongly revolute, nerve strong, reaching apex; basal
cells elongate with sinuous walls, above irregularly stellate.” (l. c.
293.)
Dripping alpine rocks. Ben Bulben, Sligo (Moore).
Buxton in fruit, June, 1865. G. E. Hunt.
SECT. IV. SYNTRICHIA. Lower portion of peristome forming a long tube.
171. T. PRINCEPS. De Not. (_T. Mulleri._ B. & S.) St. 1–2in., cæspitose,
with brownish radicles; l. erecto-patent, oblong broad, concave,
fawn-coloured, margin reflexed; nerve excurrent into a short scabrous
hair point from a rounded obtuse apex; caps. cylindrical, straight or
curved on a purplish seta; one-half perist. tubular: synoicous.
Rocks, Scotland. Spring.
172. T. RURALIS. Hedw. Cæspitose, branches dichotomous; l. squarrose,
recurved ovate-oblong keeled, nerve excurrent into a long scabrous hair
point from the acute apex, margin slightly recurved; caps.
sub-cylindrical slightly curved; quite one-half perist. tubular; lid
long conical: dioicous.
Walls and roofs. III. IV.
173. T. LÆVIPILA. Brid. Cæspitose; l. spreading obovate-oblong or almost
panduriform, margin slightly recurved below, nerve reddish, excurrent
into a longish white hair point from the obtuse apex; caps. cylindrical,
slightly curved, lid conical; one-third perist. tubular: monoicous.
Trunks of trees and rocks. V. VI.
174. T. INTERMEDIA. Brid. (_T. ruralis_ β _minor_, Wils. Bry. Brit.)
Smaller and densely cæspitose or sub-pulvinate; l. erecto-patent, oblong
spathulate apex obtuse, nerve excurrent into a long scabrous hair point;
caps. shorter than in 172: dioicous.
Limestone walls, Scotland and N. Wales. Spring.
175. T. PAPILLOSA. Wils. Cæspitose; l. spreading obovate concave, margin
plane (involute when dry), nerve thick papillose on the back, and
excurrent into a smooth hair point from suddenly tapering apex; a few
hyaline cells at base: fr. not known.
Wales, Sussex, and Hampshire.
176. T. LATIFOLIA. B. & S. L. obovate-spathulate or almost panduriform,
soft and flaccid, with a scarcely excurrent nerve, notched at the obtuse
apex; caps. cylindrical slightly curved, with a long rostrate lid; quite
one-third of perist. tubular; annulus small: dioicous.
Roots of trees, stones, &c.; fruit rare. Spring.
177. T. SUBULATA. Brid. Cæspitose, simple or branched; l.
oblong-lanceolate, narrowed and pellucid at base, margin plane,
sometimes with a row of larger cells, nerve excurrent into a short
mucro, apex sometimes slightly toothed; caps. very long cylindrical
curved with a short lid; half peristome tubular: monoicous.
Sandy hedge banks, walls, &c. V. VI.
SECT. V. TORTUOSÆ. L. strongly twisted and cirrhate when dry.
178. T. TORTUOSA. W. & M. St. ½–3in. tufted; l. very long
linear-lanceolate, crowded flexuose, margin plane and undulated, with an
excurrent nerve; per. l. narrow and tapering cirrhate; caps. straight or
incurved, erect or inclined, ovate-oblong, on a longish seta: dioicous.
Limestone rocks, Derbyshire. VII.
179. T. HIBERNICA. Mitt. St. 2in. branched; l. at apices of branches
sub-comose and stellate; base dilated and clasping above, thence patent
or patenti-divergent, straight, rarely incurved or recurved, channelled,
cirrhate when dry; ovate-lanceolate below, thence lineal-subulate,
acute, nerve yellow continued to apex. (loc. cit. p. 329.)
Mountains near Dunkerran, common, but always sterile. (Dr. Taylor.)
180. T. NITIDA. Lindb. 1864. (_Trichost. diffractum_, Mitt. 1868.)
Dioicous, densely pulvinate: stem rigid branched; l. crowded
erecto-patent, arcuate when dry, more or less elongate, oblong, obtuse,
channelled, margin plane slightly undulate, nerve terete prominent on
back, excurrent; areolation minute, loose and cuneiform at base; fr. not
known. (l. c. IX., 294.)
Clifton, Torquay, Plymouth.
181. T. SINUOSA. Mitt. Jour. of Bot. V., 327. (_Dicranella_, Wils. MS.;
_Trichostomum_, Lindb.) Densely cæspitose, fuscous below, l. long
linear-lanceolate or subulate patent from a very short pellucid base,
margin slightly recurved below, above denticulate, nerve continued into
a thick obscure blunt point, often broken off; basilar cells all oblong
and rectangular; fr. not known.
Shady places at roots of trees, Sussex, Cornwall, Bangor.
182. T. FRAGILIS. Wils. (_Trichostomum_, Müll. Syn.) Stem erect simple
or dichotomously branched, radiculose tomentose at base; l. crowded
lanceolate-subulate, nerve excurrent, margins plane; areolæ minute,
large and hyaline at base; caps. erect, ovate-oblong, regular or
slightly incurved; lid conical with a long oblique beak; fruit rare. (l.
c. IX., 294.)
Clefts of rocks and on the ground. Ben Lawers.
Summer.
183. T. SQUARROSA. De Not. St. 1in. cæspitose; l. squarrose, lanceolate,
recurved, with a broad sheathing base, margin undulate, with large
diaphanous cells, somewhat serrulate at apex; nerve scarcely excurrent;
capsule sub-cylindrical, narrow, slightly curved; lid conical, half as
long as capsule; seta 1in. long: dioicous.
Chalk. Ireland and S. of England; fr. not known in this country.
28. CINCLIDOTUS. B. & S.
[C. RIPARIUS. Walker Arnott. Acrocarpous; branches fasciculate; “l.
spreading oblong-lanceolate, obtuse, with thickened margins, very
shortly mucronate, nerve excurrent; caps. exserted on a short thick
pedicel, elliptic-oblong; lid obliquely conico-rostrate; perist. with
numerous subdivisions.”] Bry. Brit. 138.
Not found in Britain, but IV.
var. β. _terrestris_ has been frequently found, and is now referred to
_Tortula mucronata_, to which refer.
184. C. FONTINALOIDES. P. Beauv. Cladocarpous; st. 2–5in., in long
straggling tufts, generally floating; l. crowded, spreading, flexuose,
lanceolate, acute, with a thickened margin and strong excurrent nerve;
per. l. larger sheathing ovate-lanceolate, thinner; cap. immersed, with
a conical beaked lid; calyp. persistent, thick, split on one side.
Stones in rivulets, &c. III. IV.
29. ENCALYPTA. Schreb.
_a._ Monoicous.
1. Peristome wanting.
185. E. COMMUTATA. N. & H. Stems about 1in. branched radiculose; l.
squarrose, from an erect ovate base lanceolate, concave, acute, nerve
excurrent; caps. smooth cylindrical, with a long beaked lid; calyp.
jagged but not fringed at base.
Alpine summits. Scotland. VII. VIII.
2. Peristome single.
186. E. VULGARIS. Hedw. St. about ½in. branched, radiculose; l.
spreading, elliptic-lanceolate, oblong, acute or obtuse, nerve sometimes
excurrent; margin plane; caps. smooth cylindrical; base of calyptra
entire; perist. very fugacious.
Limestone walls, rocks, &c. III. IV.
var. β. perist. none, leaves apiculate (common).
γ. perist. none, l. obtuse and concave at apex.
δ. perist. none, l. obtuse; caps. oblique.
ε. perist. none, l. piliferous.
187. E. CILIATA. Hedw. St. about ½in. radiculose; l. oblong-ovate,
margin recurved below, and toothed near apex; gradually tapering to a
point formed by the excurrent nerve, undulate; caps. cylindrical,
smooth; perist. persistent; calyptra fringed at base.
Sub-alpine rocks. VI. VII.
188. E. RHABDOCARPA. Schw. St. ½–1in. radiculose; l. spreading, erect
and crisped when dry, oblong-lanceolate, nerve generally more or less
excurrent into a mucro, margins plane; caps. oblong-cylindrical,
striate, ribbed when dry; perist. persistent; calyp. slightly toothed at
base, and roughish at apex.
Mountains in Scotland and Ireland. VII. VIII.
_b._ Dioicous: perist. double.
189. E. STREPTOCARPA. Hedw. St. 1–2in. radiculose; l. sub-erect,
ligulate, obtuse and cucullate at apex, nerve not excurrent; per. l.
lanceolate-subulate from an ovate base; caps. oblong narrowed above,
spirally striate, and twisted when dry; perist. outer teeth filiform,
inner cilia; calyp. toothed or fringed at base, and roughened at apex.
Limestone and mortared walls; rare in fr. VIII.
30. HEDWIGIA. Ehr.
190. H. CILIATA. Hedw. Monoicous; dichotomously branched, rooting at
base only; l. crowded, spreading, sometimes secund, ovate-lanceolate,
concave, margin recurved below, apex diaphanous, prolonged to a blunt
point and strongly toothed on each side; per. l. with apex laciniate;
caps. immersed globose; lid convex with a short beak; calyp. conical,
sometimes hairy.
Rocks in mountainous districts. N. Wales, Arthur’s Seat, &c. III.
Bry. Brit, gives as varieties—
β. _leucophæa._ l. more crowded and spreading, wider and with
longer diaphanous points.
γ. _secunda._ procumbent slender; l. more distant, secund,
sub-muticous.
δ. _viridis._ l. scarcely secund; spreading, deep green, scarcely
diaphanous at apex.
ε. _striata._ l. plicate much recurved; lid conical.
31. HEDWIGIDIUM. B. & S.
191. H. IMBERBE. B. & S. St. 1–3in. irregularly, not dichotomously
branched, flagelliferous; l. ovate-lanceolate, acuminate, imbricate when
dry, margin recurved, apex not diaphanous, but slightly crenate; caps.
exserted on a short seta, spherical or obovate; lid with a blunt
slightly oblique beak; calyptra cucullate, reddish.
Rocks. Wales and Ireland. X. XI.
32. GRIMMIA. EHR. B. & S.
SECT. I. SCHISTIDIUM. Caps. smooth, immersed on a very short straight
seta, calyptra small, cleft at base into several lobes.
192. G. CONFERTUM. B. & S. Cæspitose; intense green above, blackish
below; l. ovate-lanceolate, tapering in the upper ones to a short hair
point; margins slightly recurved and thickened, nerve strong, deeply
channelled on its upper side; caps. small ovate, with a rostellate lid,
almost pellucid; per. teeth much perforated, pale or orange-red.
Rocks, Scotland. II. III.
β. _urceolare._ caps. urceolate; leaves with white points.
γ. _obtusifolium._ l. all obtuse, shorter and broader.
δ. _incana._ (_G. pruinosa._ Wils. MS.) more robust, per. l.
broader with long hair points; caps. more elongate, per.
teeth stronger, nearly entire red. [Dr. Braithwaite, Jour.
Bot., N. S., vol. I., 195.] Trap rocks. King’s Park
(Greville); Arthur’s Seat, Edinburgh (Bell); Fife (Howie).
193. G. APOCARPUM. B. & S. Loosely cæspitose; l. spreading lanceolate
acuminate from an ovate erect base, upper ones with white points,
margins much recurved; nerve ceasing below apex; per. l. larger with a
thinner nerve; caps. elliptical, not pellucid, with an oblique beaked
lid; per. teeth dark red; calyptra divided at base.
Rocks and walls, sometimes on trees. XI.–III.
var. β. _gracile._ per. l. secund, others sub-secund or spreading, stem
decumbent elongated.
γ. _rivulare._ st. fasciculate, l. ovate-lanceolate dark green
obtuse; caps. turbinate. (By streams.)
δ. _strictum._ l. reddish brown, rigid.
194. G. MARITIMUM. B. & S. Cæspitose, dull green or brownish; l. rigid,
not hair-pointed, straight lanceolate acuminate, keeled; nerve strong,
reddish brown, excurrent, margin plane; caps. obovate with a rostellate
lid; per. teeth large and perforate.
Rocks near the sea. Scotland. XI. XII.
SECT. II. GASTERO-GRIMMIA. Plants very short pulvinate; caps. slightly
emerging, ventricose on one side, on a short curved seta; calyptra
five-lobed or cucullate.
195. G. ANODON. B. & S. In small hoary cushions; l. lower minute loosely
imbricate, ovate-lanceolate muticous, upper larger, broadly
oblong-lanceolate concave, nerve excurrent into long serrated hair;
basal cells elongate pellucid, above quadrate opaque; caps. immersed,
oval gymnostomous, strongly ventricose; lid plano-convex: monoicous.
Walls and dry limestone rocks. Arthur’s Seat (Bell).
196. G. CRINITA. Brid. In loose flat silky tufts; l. imbricate, lowest
lanceolate, muticous, upper obovate-oblong channelled, the broad
diaphanous apex continued into a long hair, nerve not reaching apex;
basal cells elongate diaphanous, upper large rounded thickened; caps.
ovate, lightly striate, sub-cernuous, furrowed when dry; lid convex with
an obtuse point; cal. dimidiate, two-lobed: monoicous. [Dr. Braithwaite,
Jour. Bot. N. S., vol. I., 195.]
Mortar of old walls and limestone rocks. Near Hatton, Warwick, 1872 (J.
Bagnall).
SECT. III. EU-GRIMMIA. L. ending in a hair point; caps. plicate,
exserted on a curved seta; cal. multifid at base, or with a single cleft
at side.
197. G. ORBICULARIS. B. & S. Densely pulvinate; l. oblong-lanceolate,
rounded obtuse at apex, with nerve excurrent into a long hair point,
basal cellules large; caps. almost spherical drooping on a curved
yellowish seta, slightly striate; lid small convex; annulus narrow; per.
teeth trifid, more distantly barred than the next; calyptra dimidiate:
monoicous.
Limestone rocks. II. III.
198. G. PULVINATA. Sm. Densely pulvinate; st. ½–1in. l. elliptic
lanceolate, margin recurved, apex rather obtuse, terminated by the nerve
excurrent into a long hair point; caps. drooping reddish brown, ovoid,
eight-furrowed; lid convex with a straight beak; calyptra lobed at base;
per. teeth dark red bi-trifid, annulus large: monoicous.
Rocks and walls. III. IV.
β. _obtusa._ lid short obtuse; caps. shorter.
199. G. SCHULTZII. Brid. L. crowded, sub-secund, lanceolate, tapering
into a long rough diaphanous point, margins recurved; caps. slightly
obovate, furrowed, on a very short curved seta; annulus large; per.
teeth long tapering, deeply bifid; monoicous.
Sub-alpine rocks. E. S. W. IV. V.
200. G. SUBSQUARROSA. Wils. MS. Dr. F. B. White. Bot. Soc. Edin. Trans,
IX., 142. In lax dark green tufts, fuscous at base; st. ⅓–¾in. with
dichotomous short curved branches; l. patent squarrose, erect and
appressed when dry, lowest from an ovate base gradually lanceolate,
muticous, upper longer and extended into a long denticulate hair point,
nerve strong, margin recurved; basal cells quadrate hyaline, marginal
narrow and elongate, above minute rounded quadrate. Fr. not known. [Dr.
Braithwaite, l. c., p. 196.]
Rocks. Kinnoul Hill, Perth (Dr. B. White); Moncrieff Hill (Dr. Stirton);
Arthur’s Seat and Braid Hills, &c.
201. G. ROBUSTA. Fergusson MS. In large loose tufts, black below, dark
green and hoary above; br. fastigiate; l. erecto-patent, appressed when
dry, keeled at back with the strong nerve, margin recurved below; lower
short muticous, lanceolate from a contracted ovate base, upper longer,
gradually tapering into a long smooth hair point; cells quadrate
thickened, at centre of base longer, with a single row at margin of
basal wing hyaline. [Dr. Braithwaite, l. c. p. 196.]
Alpine rocks. Clova (Fergusson); Fairhead, Ireland, (Dr. Moore);
Cardross and Bowling (Dr. Stirton); Ross-shire (Hunt).
202. G. CONTORTA. Wahl. In small deep green soft tufts, black below and
radiculose; l. patent incurved, curled when dry, lineal subulate from a
lanceolate base, with short diaphanous hair points, keeled, margin
recurved below: basal cells diaphanous elongate hexagono-rectangular,
above sinuous and quadrate; per. l. erect sheathing; caps. small oval
smooth yellowish, cernuous on a sub-arcuate seta, erect when dry, lid
convex conical obtuse orange-red: dioicous. [Dr. Braithwaite, l. c. p.
197; Schp. Syn. 210.]
Quartz rocks. Cheviots (Hardy); Cloch-na-ben (Sim); Glen Callater, &c.
(Fergusson).
203. G. TORQUATA. Grev. (_G. torta._ N. & H. Bry. Brit.) Loosely tufted
elongate; st. 1–2in. dichotomous; l. lanceolate acuminate, spirally
twisted when dry, channelled, occasionally hair-pointed; fruct. not
known.
Alpine rocks. E. I. S.
204. G. FUNALIS. Schwgn. (_G. spiralis._ H. & T. Bry. Brit.) Densely
pulvinate; st. ½–1in. slender; l. oblong or ovate-lanceolate,
erecto-patent, upper ones tapering into a long hair point, nerve not
excurrent; caps. ovoid, smooth, eight-furrowed when dry; lid short
apiculate; annulus large compound; calyp. five-lobed at base; per. teeth
closely bifid: dioicous.
Dry alpine rocks. E. S. I. X. XI.
205. G. MUHLENBECKII. Schpr. Loosely pulvinate and cæspitose; st. tall
erect or procumbent dichotomous and rooting at base; l. densely crowded,
patulous, erect when dry, elongate-lanceolate, keeled with the strong
nerve, margin plane, lower with a short, upper with a long, rough hair
point with recurved teeth; basal cells elongate, upper rounded quadrate;
caps. small oval glossy, rugulose when dry yellowish brown, lid convex
with a short beak, red. [Dr. Braithwaite, l. c., p. 197. Schp. Syn. p.
212.] VII.
206. G. TRICHOPHYLLA. Grev. Loose yellowish green tufts, ¼–1in. l.
linear-lanceolate from an erect base, flexuose, tapering into a long
diaphanous point, margin recurved at base, nerve not excurrent; caps.
ovate-oblong, furrowed when dry, lid with a long straight beak; annulus
larger; per. teeth bifid; calyp. lobed: dioicous.
Walls. E. S. I. IV. V.
207. G. HARTMANNII. Schp. Loosely cæspitose, green above, black below;
st. elongate procumbent rigid, arcuate ascending, dichotomous; l.
elongate-lanceolate; upper ones secund, prolonged into a short smooth
hair point, somewhat concave, margin more or less recurved; basal cells
sinuouso-rectangular hyaline, above quadrate opaque; fruit not known.
[Dr. Braithwaite, l. c. p. 197. Sch. Syn. 214.]
Shaded quartzose rocks. Wales and Scotland.
208. G. ELATIOR. B. & S. Robust, loosely cæspitose; fuscous green, hoary
at top; st. sparingly branched elongate, from decumbent naked base
ascending; l. very long curved patent, from oblong carinato-concave base
longly lanceolate, margin revolute, ending in a long smoothish hair
point; basal cells linear-rectangular, wider towards margin, above
rounded opaque; caps. ovate ten-ribbed, when dry oblong deeply furrowed;
lid conical muticous or sub-aciculate: dioicous. [Bry. Eur. III. Dr.
Braithwaite, l. c. 197.]
Granite rocks. Clova, 1868 (Fergusson).
SECT. IV. GUEMBELLIA. L. not curling, generally piliferous; caps. smooth
on a straight seta; cal. multifid at base or cucullate.
209. G. DONNIANA. Sm. Stems ¼–½in. tufted, l. erecto-patent, lanceolate
elongate narrow, tapering into a roughened hair point, margin plane;
per. l. longer; caps. erect oval-oblong, slightly exserted, pale
yellowish brown, lid obtuse conical; annulus small; per. teeth broad,
sometimes perforate: monoicous.
Mountain rocks and walls. E. S. W. III. IV. X.
var. β. _sudetica._ l. with longer hair points; caps. immersed; lid
conico-acuminate.
γ. _elongata._ l. scarcely hair-pointed, caps. on a longish seta.
210. G. UNGERI. Juratzka. Compact irregular blackish green, hoary tufts;
st. short simple or dichotomous; l. erecto-patulous, lower smaller
muticous, upper larger lanceolate from an obovate base, ending in a long
smooth hair point, margin plane; basal cells quadrate hyaline, above
quadrate, then opaque and indistinct; caps. small oval smooth, without
annulus, exserted on an erect pale brown seta; lid conical obtuse,
calyp. cucullate: monoicous. [Dr. Braithwaite, l. c., 198.]
On earth in crevices of rocks at 1600 feet at Ballater (Rev. J.
Fergusson).
211. G. OVATA. W. & M. St. ½in. or more, branched fastigiate; l.
spreading, erect when dry, lanceolate tapering into a roughish
hair-point, nerve broad indistinct, margin recurved below; caps. ovoid
erect exserted reddish brown, annulus large, lid rostellate, with a
groove round its base; per. teeth narrow, cleft and perforate:
monoicous.
Alpine rocks. Breadalbane and Clova; Snowdon; Charnwood Forest. X.—III.
212. G. LEUCOPHEA. Grey. Dark green hoary tufts; st. ½in.; l. erect,
spreading, when dry closely imbricate, upper ovate or elliptical
concave, with very long hair points and plane margins, lower ones
muticous; caps. smooth elliptical or oblong erect, exserted, with a
short conico-rostellate lid, and large dehiscent annulus: dioicous.
Scotland, Devon. IV.
213. G. COMMUTATA. Hueb. Loosely tufted, blackish green, hoary at top;
stems slender flexuose, naked below; l. lower small loosely imbricate,
upper much longer ovate-lanceolate, from a broad upright base declining,
shortly hair-pointed; per. l. three internal erect sheathing, longly
pointed; basal cells rectangular, upper quadrate; caps. ovate or
ovate-globose erect, smooth, exserted, lid acutely and obliquely
rostrate, annulus broad. [Schp. Syn. p. 109. Dr. Braithwaite, l. c.
198.]
Dry quartzose rocks. Moncreiff Hill, Perth (Dr. Stirton); Dunkeld (Dr.
B. White); Clova, in fr. (Fergusson.)
Spring.
214. G. MONTANA. B. & S. St. slender dichotomous; l. erecto-patent
oblong-lanceolate with a long hair-point, very concave, margin erect;
basal cells diaphanous quadrato-hexagonal, above minute rounded
thickened opaque; caps. erect on a short seta, ovate small brown very
smooth; lid, obliquely rostrate; calyptra large cucullate long beaked,
annulus simple; per. teeth irregularly torn. [Dr. Braithwaite, l. c.
199.]
Sandstone and granite rocks. Deeside, Aberdeenshire, 1869 (Prof. Barker
and Mr. Roy); Bolt Head, Devonshire, in fruit (Mr. Holmes).
215. G. ELONGATA. Kaulfuss. In loose cushioned tufts, black below,
innovations olive green with hoary tips. St. slender, repeatedly
dichotomous, naked below without radicles. L. patulous, lower lanceolate
muticous, upper elongate-lanceolate obtuse with the apex diaphanous,
margin erect, basal cells rectangular hyaline at margin, becoming minute
and quadrate above; caps. ovate erect smooth pale brown, on a straight
seta; lid conical obtuse, annulus narrow; per. t. lanceolate red entire
or slightly perforate; calyp. multifid, long beaked. (Dr. Braithwaite,
l. c. 199.)
Alpine rocks. Glen Callater and Glen Phee, Clova, 1868 (Fergusson); near
Glasgow (Dr. Stirton).
216. G. UNICOLOR. Grev. St. 1–2in. loosely cæspitose, naked below;
branches brittle flexuose; l. erect channelled lanceolate-subulate from
an ovate base, obtuse, not hair-pointed, rigid, margin incurved, broadly
nerved to apex; caps. ovate, nearly erect, with a large annulus and a
long straight or slightly inclined beak: dioicous.
Alpine rocks, Clova. IV. (?)
217. G. ATRATA. Miel. St. cæspitose, 1–2in., l. blackish, rigid,
erecto-patent lanceolate-subulate, carinate, margin reflexed, scarcely
so obtuse as the last, with a thinner nerve scarcely reaching to apex.
Caps. elliptic-oblong on a longer seta, with a large annulus and short
rostellate lid: dioicous.
Alpine rocks. Snowdon, Glen Callater. X.–IV.
33. RACOMITRIUM. B. & S.
A. Dichotomously branched, innovations simple fastigiate.