DIVISION II. PLEUROCARPI.
72. ANŒCTANGIUM. B. & S.
404.A. compactum.Schw. St. 1–4in. densely tufted, slender; l. short, lanceolate spreading from an erect base, acuminate, slightly serrulate near the base only, nerved to or beyond apex; caps. oval-oblong erect; lid long convex, with a slender oblique beak.
Crevices of moist alpine rocks.Autumn.
405.A. Hornschuchianum.Hoppe. “St. elongate cæspitose; l. linear-subulate from a dilated base, channelled, entire; caps. roundish-pyriform: lid rostrate.” Wils. “L. upper part of dilated base is always more or less distinctly crenate or serrulate, from thence to the apex entire.” W. Mitten, Jour. of Bot., vol.V., p. 329. [Mr. Mitten refers Dr. Taylor’s plant from Ireland toTortula Hibernica, by which name it is described under that genus.]
406.L sciuroides.Schw. St. or branches 1in. from a creeping rhizome; l. imbricate, ovate, entire, tapering to a point, plicate, somewhat secund; per. l. longer, all nerveless; caps. long elliptical erect; lid conical beaked.
Trees, walls, rocks, &c.IX.
407.L. Lagurus.Hook. St. ½–1in., tomentous; l. ovate, suddenly contracted to a piliferous point, concave, serrulate near apex, nerved half way; caps. cylindrical; lid with a short curved beak.
Trees and rocks.
408.A. curtipendula.Brid. St. 3–8in. straggling, pinnately branched; l. ovate, concave, sharply curved to a roughly toothed point, which ends in a double hook in the younger ones, nerved half way, margins recurved; caps. roundish elliptical drooping; lid with an oblique beak.
Rocks and trees.IV.
409.L. Smithii.Brid. St. 1–3in. creeping, branches pinnate or bipinnate; l. ovate, rounded and obtuse at apex, entire, margin recurved below, nerved more than half way; per. l. erect ovate-subulate; caps. elliptical horizontal on a short curved seta; lid with an oblique beak.
Trees. Devon, &c.IV.
410.A. viticulosus.H. & T. St. 1–2in. from a creeping rhizome rigid; l. more or less secund or spreading from an ovate base lingulate or subulate, obtuse, entire, nerve pellucid, almost reaching apex; caps. almost cylindrical erect, on a yellowish seta; lid large conical rostrate.
Shady limestone rocks, trees.XI.
411.A. attenuatus.Hueb. (Hypnum, Schreb.Leskea, Hedwig.) St. 1–2in. procumbent with incurved branches;l. imbricate, sometimes secund, ovate-lanceolate from a narrow base, acute, scarcely nerved to apex; per. l. narrower nerveless; areolæ minute opaque; caps. cylindrical erect; lid conical, with an oblique beak: dioicous.
Damp rocks and rotten tree trunks. Den of Airlie, Forfarshire (Fergusson), 1868.
412.A. longifolius.Hartm. Rhizomes slenderer than No. 410, branches sub-fasciculate; l. somewhat secund, from an ovate base lanceolate tapering, very acute, nerved to apex; caps. ovate-oblong on a short seta; lid large conical rostellate.
Scotch mountains; fr. not found in Britain.Autumn.
413.H. Notarisii.Schpr. (Pterogonium perpusillum, De Not.) St. creeping, irregularly branched; l. spreading squarrose opaque, imbricate and shining when dry, from an ovate base longly acuminate, nerveless, entire; per. l. internal with erose margins; caps. oval-oblong erect, slightly striate, and contracted at mouth when dry; lid conical erose. [Supp. Bry. Eur. fasc.III. IV.]
Trunks of elm and white thorn.Spring.
Windermere and Devon (J. Nowell); Killin, Perthshire (A. McKinlay), July, 1865; Ben Lawers (Hunt).
414.Pt. filiforme.Hedw. St. creeping, with incurved fasciculate branches; l. imbricate or secund, elliptical, concave, papillose at back, serrulate at pointed apex, marginrecurved; nerved half way, or shortly two-nerved at base; caps. elliptical erect; lid conical, obliquely rostrate.
Mountainous rocks and tree trunks. S. I.Spring.
415.Pt. gracile.Sw. Rhizome creeping, with arcuate stems, and incurved fasciculate branches; l. spreading, (appressed when dry) ovate, concave, acute, serrate near apex, margin not recurved, slightly two-nerved at base; caps. oblong, longer and thicker than last; lid conical, shorter, not rostrate.
Shady sub-alpine rocks and walls, and trees.XI.
416.I. myurum.Dill. St. 1–2in. from a creeping stoloniferous rhizome, with fasciculate branches; l. elliptical concave, not tapering but serrulate at apex, nerved half way, singly or forked; per. l. erect; caps. ovate, erect, with a long rostrate lid: dioicous.
Trees and rocks.X.
417.C. dendroides.W. & M. St. 1–3in. erect, with long spreading branches; l. ovate-lanceolate, serrulate at apex: st. l. acute, br. l. obtuse, nerved nearly to apex; per. l. nerveless, entire; caps. erect ovate-oblong, with a pointed beak.
Boggy places.X.–I.
418.C. Montagnei.Bry. Eur. Müller. St. 1–2in., branches pinnate, recurved, cuspidate; l. elliptical acute entire, rather obtuse, faintly two-nerved at base, margin recurved below; marginal basal cells large and pellucid;caps. cylindrical, erect, on a long seta, and with a blunt lid: dioicous.
Limestone hills. S. E.Autumn.
419.L. moniliformis.Wahl. St. ½in. slender tufted, branched; l. imbricate, nearly round, obtuse, very concave, nerveless, denticulate at base; per. l. ovate-lanceolate; caps. almost erect, small, oval-oblong, with a short beak.
Alpine rocks. E. S. I.Summer.
420.L. apiculata.Hueb. [Myurella.] Loosely cæspitose, soft and fragile; l. loosely imbricate or patent, ovate, very concave, often with a recurved apiculus, opaque; perist. pale, small. [Bryol. Eur., v. t. 560.]
Moist rocky ground. Ben Lawers.Summer.
421.L. micans.Wils. [Hypnum.Bry. Brit. 402.] St. prostrate, very slender, filiform, branched; l. almost orbicular, concave, apiculate, serrulate, sometimes faintly two-nerved at base; fruit not known.
Shady rocks. S. of Ireland.
422.L. polyantha.Hedw. Stem short creeping, branched; branches incurved above; l. crowded sub-secund, ovate-acuminate, suddenly apiculate, with apiculus sometimes slightly serrulate, nerveless; caps. elliptic-oblong erect, broader below, with a conical bluntish lid and long calyptra: monoicous.
Trees. E. S. W.VII. VIII.
b.l. nerved.
423.L. pulvinata.Wahl. St. ½in. procumbent, slenderly branched; l. imbricate elliptic-ovate, narrowed below, concave entire, nerved half way, or two-nerved at base; areolæ large, almost hexagonal; per. l. nerveless; caps. almost erect, oval-oblong; lid conical pointed, falling early: monoicous.
Roots of trees near rivers, &c.V. VI.
424.L. polycarpa.Ehr. St. longer, densely tufted; almost pinnately branched; l. imbricate, sub-secund, ovate, tapering, stoutly nerved nearly to apex, margin entire, reflexed below; per. l. erect, striate; caps. cylindrical, erect, lid conical acute: monoicous.
Roots of trees.V. VI.
425.L. sericea.Dill. St. 1in. or more, creeping, branched; branches erect, curved; l. imbricate, sub-secund, lanceolate, long tapering, scarcely nerved to apex; areolæ very narrow; caps. almost erect, cylindrical, tapering above, on a rough seta; lid conical, obliquely beaked: dioicous.
Walls, rocks, and trunks of trees.XI.–III.
426.L. rufescens.Hall. St. 1–3in. erect, branched, with reddish brown foliage; l. imbricate, almost erect, lanceolate, long tapering, often almost piliferous, nerveless, margins plane; caps. generally erect cylindrical, on a long smooth seta; lid shortly conical: dioicous.
Moist shady alpine rocks. S.X.
427.L. subrufa.Wils. St. about 1in. or less, erect, branched; foliage, young green, older brownish; l. almost erect, sub-secund, lanceolate, long tapering, nerveless, entire; caps. ovate, tapering below, almost erect; lid conical pointed; dioicous. Fruit not found in Britain.
Sub-alpine rocks.Summer.
428.H. (Thuyidium.) abietinum.Dill. St. 2–4in. rigid, reddish, not always erect; br. slightly drooping crowded; l. imbricate, erecto-patent, more or less secund; st. l. ovate or cordate acuminate, serrulate near apex, plicate; br. l. narrower, less plicate; all papillose on back and keel, nerved nearly to apex; areolæ dot-like; caps. oblong-cylindrical, arcuate, cernuous; lid conical: dioicous.
Alpine rocks, chalk hills, &c.Spring.
429.H. (Thuyidium) Blandovii.W. & M. St. 3in. erect, flexible; br. slender, spreading; l. loosely imbricate, erect from a spreading base, broadly ovate or sub-cordate, acute, narrowed at base almost to a pedicel, keeled, serrulate, not papillose on keel, thinly nerved nearly to apex, margin recurved: areolæ larger, sub-hexagonal; caps. oblong, curved, cernuous; lid conical, with a blunt point: monoicous.
Bogs, rare.V.
430.H. (Thuyidium) decipiens.De Not. (H. rigidulum.Ferg.) St. 2–4in. rigid, villous, with short attenuate branches; st. l. distant, sub-squarrose, deltoid-ovate, suddenly acuminate auricled, concave serrate, papillose on both sides, sometimes secund above; br. l. smaller, crowded, ovate or ovate-lanceolate, spreading or secund, nerved half way or more; areolæ large hexagonal and pellucid at base, above oval-elongate confused (Fergusson).
Springs and streams. Ben Lawers (Dr. Stirton), 1866; Clova, 2800 ft. (Fergusson), 1868; Auchinblae, 800 ft. (Sim and Fergusson); Glas Mheal, Perthshire, 2500 ft. (G. E. Hunt). All barren.
431.H. (Thuyidium) delicatulum.L. St. elongate, erect or procumbent, bipinnate; br. drooping, often rooting at apex; l. broadly cordate or ovate-acuminate, sub-striate, papillose or muricate on back and keel, nerved nearly to apex, which is finely serrulate; caps. sub-cylindrical curved, cernuous, pale brown, lid large conical, not rostrate.
Limestone and chalk rocks, &c.VII. VIII.
432.H. (Thuyidium) tamariscinum.Hedw. St. elongate, arched, procumbent, interruptedly tri-pinnate; br. not rooting; st. l. cordate acuminate, plicate; br. l. ovate, obtuse; all papillose at back, but not so much so as last; serrulate near and nerved almost to apex; caps. oblong-cylindrical, curved, cernuous, purplish red; lid large conical, with a long beak.
Woods and banks, frequent.XI.
Sub-genusII.Ptychodium.Branches sub-pinnate; l. patent and secund, often deeply sulcate, thinly nerved to apex; areolæ shortly linear, quadrate at the angles; caps. cernuous, horizontal, ovate; per. teeth dense and narrow, lamellose, cilia rudimentary.
433.H. (Ptychodium) plicatum.Schl. St. creeping, tomentous; branches ascending incurved; l. ovate, imbricate, pointed, margin recurved; per. l. twice as large; caps. ovate-oblong, small, on a half-inch reddish seta: dioicous.
Alpine rocks. S.IV.(?)
434.H. (Camptothecium) lutescens.Dill. St. about 3in. irregularly branched, sometimes pinnate; l. narrowly lanceolate, tapering to a long point, entire, nerved nearly to apex; caps. oblong arcuate, on a rough seta; lid conical, beaked: monoicous.
Rocks and woods (limestone and sandstone).IV.
435.H. (Camptothecium) nitens.Dill. St. 2–4in. erect, almost pinnate, radiculose; branches short spreading; l. erecto-patent, lanceolate, long tapering, acute, not nerved to apex, entire, margin recurved; caps, arcuate oblong, on a long smooth seta; lid conical: dioicous.
Bogs. E. S.IV. V.
Sub-genusIV.Brachythecium.Plants upright or prone, irregularly branched; l. silky, patent or sub-secund, more or less decurrent, thinly nerved, striate; areolæ narrowly hexagono-rhomboid, generally quadrate at basal angles; caps. ovate, sub-globose, or oblong, often turgid, lid conical.
436.H. (Brachythecium) Mildeanum.Schp. St. ½ to 1in. erect branched; l. sub-erect, long lanceolate, gradually tapering from a broadish base into a long slender point, almost piliferous, plicate when dry, margins plane, thinly nerved more than half way; areolæ long and narrow, broader at base and quadrate at basal angles; caps. obovate-oblong or unsymmetrical, much curved cernuous, constricted at mouth when dry, on a red twisted seta; lid conical, tapering to a blunt apex, tipped with an apiculus.
Sands. Southport, Fifeshire, Dublin, Cornwall.X. XI.
437.H. (Brachythecium) salebrosum.Hoffm. St. 1–2in. procumbent sub-pinnate; l. shortly ovate-acuminate, serrulate, only slightly striate, nerved more than half way; caps. ovate cernuous curved, lid conical, scarcely beaked: monoicous.
Trees.XI.
Near Kirkham Abbey, Yorks. (R. Spruce); Sussex (Mitten).
438.H. (Brachythecium) glareosum.Bruch. St. about 2in. sub-procumbent, branches sometimes sub-pinnate; l. erecto-patent from an ovate base, gradually tapering into along slender, sometimes twisted, sub-serrulate apex, margin reflexed below; caps. ovate-oblong, cernuous arcuate; lid conical, with a distinct beak: dioicous.
Woods and shady banks.XI.
439.H. (Brachythecium) albicans.Dill. St. about 2in. upright; l. spreading, appressed when dry, ovate-acuminate, concave, entire, nerved more than half way; caps. ovate small, scarcely curved, cernuous, on a slender seta; young foliage pale green, greyish brown below: dioicous.
Sandy grassy places.XI. XII.
440.H. (Brachythecium) velutinum.Dill. St. short creeping, with erect branches; l. sub-secund, ovate-lanceolate, prolonged into a short serrulate taper point; nerved half way or more, margin reflexed below; per. l. almost piliferous; caps. roundish ovate cernuous; lid conical pointed; monoicous.
Walls, sandy hedge banks, roots of trees, &c.XI. XII.
441.H. (Brachythecium) reflexum.Seliger. St. more or less arched, procumbent, and rooting at extremities; branches sub-pinnate, slender, incurved; l. shortly ovate-cordate, acuminate, serrate, nerved almost or quite to apex, margin reflexed, areolæ large; caps. small, roundish ovate, horizontal; lid conical pointed: monoicous.
Scottish mountains.Spring.
442.H. (Brachythecium) rutabulum.Dill. St. long, loosely tufted, procumbent, and rooting at extremities, with erect branches; l. ovate, concave, acuminate, serrulate, striate when dry; thinly nerved, above half way; caps.ovate-oblong, arcuate, cernuous on a very rough seta; lid bluntly pointed: monoicous.
Banks, walls, and trees. Common.IX.—III.
443.H. (Brachythecium) campestre.B. & S. St. loosely cæspitose, prostrate or ascending, much branched; l. erecto-patent, longly ovate-lanceolate, more or less subulato-acuminate, serrulate, thinly nerved more than half way, plicate, shining; per. l. recurved squarrose from the middle, piliferous; caps. oblong-cylindrical sub-arcuate, on a slightly roughened seta. (Sch. Synopsis, 543.)
Grassy places, fields, &c.Winter and Spring.
Maresfield, Sussex (Mr. Mitten); Spec, in Herb. Kew. “Newchurch, Over, Cheshire, W. W. Dec. 13, 1837.”
444.H. (Brachythecium) rivulare.Bruch. St. arched, slender; branches slender, incurved, sub-pinnate; l. deltoid-ovate, gradually tapering, not suddenly acuminate, serrate, nerved above half way, decurrent: caps. short roundish ovate arcuate, cernuous; lid large conical acute rostellate: dioicous.
Stones, &c., by rivulets in shady woods; sometimes in water, when the st. are often very elongate.IX.
445.H. (Brachythecium) populeum.Hedw. St. creeping, sub-pinnate; l. narrowly ovate-lanceolate, tapering to a long serrulate point, margin reflexed, nerved to apex; caps. small roundish ovate, slightly cernuous or nearly erect; lid conical, very acute, sub-persistent on the ripe fruit: monoicous.
Walls, rocks, trees, &c., frequent.IX.—II.
446.H. (Brachythecium) plumosum.Swartz. St. creeping; branches long, frequently erect, sub-pinnate; l. ovate, concave, acuminate, sub-secund, serrulate near apex, nerved above half way; caps. small roundish ovate, cernuous, seta roughish at summit only; lid conical acute: monoicous.
Sub-alpine shady rocks, stones in rivulets, walls, &c.X.—III
447.H. (Scleropodium) cæspitosum.Wils. St. densely tufted, creeping; branches slender, short, incurved; l. sub-secund, ovate, small, concave, serrulate, nerved above half way; caps. sub-cylindrical, slightly arcuate, sub-erect; lid long rostellate; dioicous.
Damp walls and roots of trees.XI.
Lancashire, Yorkshire, Cheshire, Sussex.
448.H. (Scleropodium) illecebrum.L. St. procumbent, sometimes sub-pinnate, branches incurved obtuse; l. roundish ovate, pointed, very concave, imbricate, serrulate, tip slightly recurved; nerve reaching above half way, its tip slightly projecting from back of leaf; caps. ovate-oblong cernuous, somewhat ventricose; lid bluntly conical apiculate: dioicous.
Banks and rocks near the sea.XI. XII.
Hampshire, Anglesea.
Sub-genusVI.Eurynchium.More or less pinnately branched; areolæ narrowly rhomboid or sub-vermicular, dilated at the angles; caps. cernuous and horizontal, on a smooth or rough seta; lid with a long beak.
449.H. (Eurynchium) myosuroides.L. (Isothecium myosuroides.Bry. Brit. 323.) St. slender; branches fasciculate incurved; l. somewhat spreading, from an ovate base lanceolate acuminate, serrulate, nerved more than half way; caps. elliptic-oblong, more or less inclined, on a twisted or curved seta; lid conical, with a short beak: dioicous.
Trunks of trees and rocks.XI.
450.H. (Eurynchium) strigosum.Hoffm. St. 1in. sub-erect or creeping, scarcely pinnate; l. roundish ovate or cordate, concave, rather obtuse, serrate, nerved above half way, margin recurved below; caps. sub-cylindrical, curved, small; lid conical, with a longish curved beak: parasitico-monoicous.
Roots of trees, rocks, &c.XI.
Cornwall (Tozer in Herb. Hook.)Spring.
451.H. (Eurynchium) dimorphum.Brid. St. 1–2in. procumbent, branches very slender, more or less pinnate; st. l. ovate-acuminate, spreading recurved; br. l. ovate, concave obtuse, sub-erect, all serrulate and shortly two-nerved; areolæ quadrate on margin, the rest larger, longerand less opaque; caps. oblong, almost horizontal; lid conical, without beak: dioicous.
Ben Lawers. Barren.Summer (?)
452.H. (Eurynchium) catenulatum.Schwg. St. about ½in. creeping, with erect very slender branches; l. very small, ovate acute, entire concave, margin recurved below, broadly nerved half way or more; caps. oval-oblong slightly curved, sub-erect or cernuous; lid large, with a distinct beak: dioicous.
Alpine and sub-alpine rocks.
Summer.
Scotland; Yorkshire. Fr. not known in Britain.
453.H. (Eurynchium) heteropterum.Bruch. St. procumbent, more or less pinnate, often rooting at apex; l. ovate-acuminate, small, more or less secund, denticulate, somewhat papillose at back; nerved singly half way, or short and forked; caps. oblong, scarcely curved, almost erect; lid with a long beak: dioicous.
Moist rocks near waterfalls.XI.
Ireland, Wales, Todmorden.
454.H. (Eurynchium) circinnatum.Brid. St. short, sub-erect arched: branches curved and drooping; l. very small ovate, pointed, sub-secund, serrulate at apex, thickly nerved nearly to apex; areolæ oval, smaller and quadrate at base; caps. oblong cernuous, curved; lid large, with a long oblique or curved beak: dioicous.
Shady limestone rocks and walls.III.
455.H. (Eurynchium) striatulum.Spruce. St. short creeping, tufted; branches short crowded, erect; l. erecto-patent, ovate, long taper pointed, serrate, sub-striate,strongly nerved more than half way; basal areolæ opaque minute; caps. oblong cernuous; lid roundish, with a long pointed beak: dioicous.
Shady limestone rocks and roots of trees.XII.
456.H. (Eurynchium) striatum.Hedw. Much larger than the last in all its parts; stems loosely tufted, arched, sub-pinnate; branches drooping; l. gradually tapering from a broad cordate base, almost squarrose, serrate, striate, nerved more than half way; caps. almost cylindrical, curved, cernuous; lid large, with a long slender curved beak: dioicous.
Woods and shady banks.XII.
457.H. (Eurynchium) crassinervium.Tayl. St. creeping, branches erect; l. spreading ovate, sharply pointed serrate concave, margin reflexed, nerve thick, reaching more than half way, sometimes forked: caps. elliptic-oblong small curved, cernuous; lid large, with a very long slender oblique beak; dioicous.
Shady limestone rocks.XI.
458.H. (Eurynchium) piliferum.Vaill. St. 2–3in. slender, procumbent, branched; l. imbricate erecto-patent, elliptical serrulate, suddenly contracted into a long serrulate, almost piliferous point, concave, nerved half way; caps. oblong cernuous, slightly arcuate, lid with a long beak.
Shady banks and woods. Fr. rare.XI.
459.H. (Eurynchium) cirrhosum.Schwg. Stems erect or procumbent, with a few erect branches; l. imbricateelliptic, more oblong than the last (of which it may be only a variety, though very different in many points), entire except the long narrow points, which are serrulate and suddenly geniculate or reflexed where the point joins the blade; concave, nerved half way. Never been found in fruit.
Summit of Ben Lawers, 1823 (Dr. Arnott).
460.H. (Eurynchium) speciosum.Brid. St. creeping, with short erect, almost complanate branches; l. ovate serrulate, nerved almost to acute apex, bright green; caps. ovate or obovate, cernuous; lid with a long pointed beak.
Stones near springs, sometimes in water.XII.
461.H. (Eurynchium) prœlongum.Dill. St. long, arched or procumbent, often bipinnate, branches slender; l. squarrose recurved, broadly cordate, and suddenly tapering to a long point, amplexicaul, nerve carried nearly to base of point; br. l. lanceolate acuminate, all serrate: per. l. nerveless; caps. small oval-oblong, obliquely cernuous; lid with a long tapering slender beak.
Moist shady banks.XI.
462.H. (Eurynchium) hians.Hedw. Sp. Musc. 272. t. 70. L. roundish ovate, spreading, areolæ large. [Mueller Syn.II., 447.]
Sussex (Mr. Mitten).
463.H. (Eurynchium) pumilum.Wils. St. creeping, filiform; br. slender, sub-pinnate sub-complanate; l. minute ovate, shortly pointed, spreading sub-serrulate, faintly nerved half way; per. l. smaller, recurved; caps. short roundish ovate, cernuous; lid rather large, with an oblique beak.
Shady rocks and hedge banks. E. S. I.XI.
464.H. (Eurynchium) Stokesii.Turn. St. densely cæspitose, branches ascending, simple below, above densely pinnate and bipinnate; st. l. distant, acutely cordate, shortly acuminate, and triquetrous, recurved; br. l. ovate-lanceolate, erecto-patent, all thinly nerved, and serrate; caps. oblong ventricose horizontal, olive-coloured; lid with a long straight subulate beak from a conical base. (Syn. 562. Bry. Eur.V.526.)
Stones and rocks in woods, &c.
Autumn.
465.H. (Eurynchium) Swartzii.Turn. St. creeping, with short erect branches; l. uniform, ovate not acuminate, serrate, nerved more than half way; caps. roundish ovate, cernuous, reddish brown; lid with a long oblique beak.
Moist banks and rocks; frequent.XI.
466.H. (Hyocomium) flagellare.Dicks. St. 1in. or more, arched pinnate; br. sub-fasciculate, recurved; st. l.squarrose, broadly cordate acuminate, slightly striate; br. l. less spreading, sub-secund, roundish ovate, less acuminate; all sharply serrate and mostly two-nerved at base, or nerveless; per. l. almost erect, much narrower; caps. ovate-oblong, curved, cernuous, on a rough seta: dioicous.
Moist shady rocks by cascades, &c.X. XI.
467.H. (Rhynchostegium) demissum.Wils. St. filiform; br. short slender: l. elliptic-lanceolate, acute, sub-secund above, margin reflexed; caps. small, narrowly elliptical, horizontal cernuous; lid obliquely rostrate.
Shady mountainous rocks.VII. VIII.
468.H. (Rhynchostegium) tenellum.Dicks. St. and br. very short creeping; l. erecto-patent, narrowly lanceolate acuminate, almost setaceous, light green, entire, nerved more than half way; caps. ovate cernuous, on a smooth seta; lid beaked.
Walls and rocks, principally limestone.X.
469.H. (Rhynchostegium) Teesdalii.Sm. St. slender, creeping; br. erect; l. sub-complanate, narrowly lanceolate, rigid, slightly serrulate near apex, broadly nerved nearly to apex; caps. ovate cernuous, on a rough seta; lid almost as large as caps., beaked.
Moist shady rocks near waterfalls.III.—VI.
470.H. (Rhynchostegium) depressum.Bruch. St. prostrate pinnate; br. thickest in middle—both very short; l. complanate crowded ovate-oblong, slightly concave and finely serrulate, shortly two-nerved; caps. ovate, curved, cernuous; lid as long as caps. and long beaked.
Rocks and stones, especially limestone.Spring.
Caergwrle, N. Wales, Oct., 1871, in fruit (C. L. Higgins.)
471.H. (Rhynchostegium) confertum.Dicks. St. creeping sub-pinnate; br. erect; l. slightly secund or complanate, ovate-acuminate concave serrulate, thinly nerved quite or more than half way; caps. ovate-oblong cernuous; lid short, with a very long curved beak.
Rocks, walls, trees, &c., frequent.X.
472.H. (Rhynchostegium) megapolitanum.Bland. Much larger than the last, and remotely branched; st. l. remote, br. l. crowded; lower oblong-lanceolate, the others more or less sharply acuminate from a broad ovate base, slightly serrulate, nerved more than half way; caps. oblongcylindrical incurved, arcuate when dry; lid with a short thick beak. [Schp. Syn. 469, Bry. Eur. v. t. 511.]
Sandy shores. Southport, Dublin, Sussex.Spring.
473.H. (Rhynchostegium) murale.Dill. St. short, creeping, with erect crowded branches; l. closely imbricate, roundish ovate, concave, faintly serrulate, cucullate at apex, which is slightly mucronate, not acuminate, nerved half way; caps. ovate, somewhat cernuous; lid flattish, with a long beak.
Walls, &c., chiefly limestone.X.
474.H. (Rhynchostegium) ruscifolium.Dill. St. creeping, with long irregular procumbent branches; l. complanate and sub-secund, ovate, with a cordate base, serrate, stoutly nerved nearly to apex; caps. shortly ovate cernuous; lid convex, with a very long beak.
Rocks and stones in rivulets, frequent.XI.
475.H. (Thamnium) alopecurum.Dill. St. 2–3in. naked below, pinnately branched above; l. spreading ovate-lanceolate, somewhat concave, serrate, strongly nerved nearly to apex; caps. shortly ovate, cernuous or erect, lid with a long oblique beak: dioicous.
Moist woods, rocks, &c.XI.
Sub-genusX.Plagiothecium.St. generally prostrate, or partially erect, branched; l. complanate or secund, thin, silky, nerveless or shortly two-nerved; areolæ long hexagono-rhomboid; caps. sub-erect or cernuous, more or less incurved; lid convexo-conical or rostrate; per. teeth pale thin, internal a membrane with narrowish processes; cilia none or obscure.
476.H. (Plagiothecium) latebricola.Bry. Eur. (Leskea, Bry. Brit.) St. short, slender, sparsely branched, sub-erect; l. sub-secund ovate-lanceolate, tapering acute, entire, slightly concave, decurrent, faintly two-nerved; margin recurved; caps. elliptic-oblong, turbinate when dry; lid short, acutely conical.
Moist shady woods, decaying trunks, and ferns.Winter.
477.H. (Plagiothecium) pulchellum.Dicks. St. short densely tufted, sub-erect, br. fastigiate; l. crowded, secund, lanceolate, gradually tapering from base to apex, entire, generally nerveless; caps. oblong, sub-erect, curved; lid conical, scarcely beaked.
Mountainous shady rocks, &c.VI.—X.
478.H. (Plagiothecium) Muhlenbeckii.B. &. S. St. short, tufted, sub-erect, with recurved fasciculate branches; l. complanate, spreading, deltoid-ovate or sub-cordate,tapering, dark green, finely serrulate, nerveless, or shortly two-nerved; caps. oblong, slightly inclined, tapering below, striate when dry; lid short conical.
Alpine rocks. S. I.VII.
479.H. (Plagiothecium) Silesiacum.Seliger. St. and branches procumbent, the latter arcuate; l. secund, mostly pointing upwards, ovate-lanceolate, longer tapering than the last, concave, distinctly serrulate, slightly and shortly two-nerved; caps. long sub-cylindrical, not striate when dry, curved, cernuous; lid conical pointed.
Stems of decaying trees, rocks, &c.IV. V.
Kent; Yorkshire.
480.H. (Plagiothecium) denticulatum.Dill. St. prostrate, with sub-fasciculate branches; l. complanate, obliquely ovate pointed, sometimes sub-serrulate at apex, margin recurved below, shortly two-nerved; caps. oblong, sub-erect; lid acutely conical.
Sub-alpine woods, banks, wet rocks, &c.Summer.
481.H. (Plagiothecium) elegans.Hook. St. prostrate, br. distichous, fasciculate or pinnate; l. complanate, ovate-lanceolate, tapering to a slender serrulate point, sometimes oblique, nerveless, or faintly two-nerved; caps. smallovate elliptical, curved, more or less pendulous; lid conical, shortly beaked.
Shady banks and rocks, usually barren.III. IV.
482.H. (Plagiothecium) sylvaticum.Dill. St. longer, about 1 inch, decumbent branched; l. sub-complanate, sometimes sub-secund, ovate-lanceolate, not acuminate, entire, distinctly two-nerved nearly half way; caps. cylindrical, curved, inclined, or horizontal; lid long, shortly beaked.
Roots of trees in woods, &c.IX.
483.H. (Plagiothecium) undulatum.Dill. St. and br. procumbent, 2in. or more; l. complanate, ovate, acute, not acuminate, entire, undulate, faintly two-nerved, whitish green; caps. cylindrical, tapering at base, cernuous or horizontal, striate when dry, lid with a short beak.
Woods and moist places.IV.—VII.
484.H. (Amblystegium) Sprucei.Bruch. St. short, slender, with few branches; l. distant narrowly ovate-lanceolate,long pointed, margin almost entire, concave, nerveless; per. l. larger, with longer points, distinctly serrulate at apex; caps. erect elliptical, turbinate when dry, mouth wide; lid long conical pointed. [Leskea.Bry. Brit.]
Shady sub-alpine rocks, rare.Spring (?)
Teesdale, Todmorden.
485.H. (Amblystegium) atrovirens.Dicks. St. prostrate, irregularly branched, the latter slightly incurved, rigid, sub-erect; l. imbricate, somewhat secund, ovate-lanceolate, with long tapering points, margin recurved below, sub-serrulate above; thickly nerved almost to apex; “caps. sub-cylindrical short curved and sub-cernuous, lid conical.”
Alpine rocks, &c., rare in fruit. Scotland.Spring.
486.H. (Amblystegium) confervoides.B. & S. St. creeping, very slender, sub-pinnate, sparingly branched; br. capilliform; l. scattered sub-secund, more or less spreading, ovate-lanceolate, acuminate, entire, nerveless; per. l. longer, erect; caps. cernuous, oval-oblong, slightly incurved, pale brown, semi-pellucid; lid convex, obliquely apiculate; annulus small deciduous.
Stones in shady places, limestone.Summer.
Dovedale (Dr. Fraser, 1866); Westmoreland.
487.H. (Amblystegium) serpens.Dill. St. creeping, sub-pinnate, with slender sub-erect branches; l. spreading, ovate-lanceolate, tapering into long points, entire, faintly nerved half way, or sometimes nearly to apex: caps. oblong, cylindrical or obovate, curved, cernuous, reddish at mouth; lid conical acute.
Walls, moist banks, trees, &c., common.IV. V.
488.H. (Amblystegium) radicale.P. Beauv. St. creeping, with sub-erect rigid branches; l. spreading, ovate-lanceolate from a cordate or deltoid base, twice as large as last, and strongly nerved almost to the long tapering apex; per. l. larger serrate; seta long (sometimes 2in.); caps. oblong, much curved, cernuous, not red at mouth; lid conical, with a short sharp beak.
Moist ground amongst grass. Wales.IV. V.
489.H. (Amblystegium) irriguum.Hook. St. procumbent rigid, sometimes pinnate; l. spreading, secund, gradually tapering to a point from a deltoid-ovate somewhat decurrent base, sub-serrulate, strongly nerved nearly to apex; caps. oblong, cernuous, curved, when dry more so, and contracted at mouth; annulus persistent; lid conical, blunt-pointed.
Stones in rivulets and streams.IV.
490.H. (Amblystegium) fluviatile.Swartz. St. procumbent, with simple, prostrate, not rigid branches; l. ovate or ovate-lanceolate, acute, entire, concave, strongly nerved almost to apex; caps. slender, elliptical, elongate, sub-erect, only slightly curved; lid conical.
Rocks and stones in mountain streams.V. VI.