Glen Prossen, &c., Clova (Fergusson); Glas Mheal, Perthshire 2500 ft. (Hunt).
373. B. (PHILONOTIS) SERIATA. Mitt. _Musc. Ind. Orient._ “L. spirally arranged, from a sub-erect base, patent towards apex, ovate acute plicate, margin distinctly reflexed; areolæ linear above, small and ovoid towards base; perig. l. from an erect dilated base, widely spreading, cordatetriangular obtuse, areolæ small obscure elongate-quadrangular, above large linear and reddish at base; nerve thick, indistinct, continuous or vanishing below apex, margin slightly denticulate.” [Hunt. loc. cit., p. 103.]
Springs at head of Clova; Ben-na-Bourd (Gardiner).
374. B. (PHILONOTIS) CALCAREA. B. & S. St. about 2in.; l. ovate-lanceolate, tapering gradually from middle upwards, concave rigid secund, margin serrulate, not reflexed, strongly nerved to apex; areolæ large oblong, long hexagonal at base; perig. l. acute, triangular from a broad erect base, nerved to apex: caps. sub-globose, inclined or cernuous.
_c._ Branches dichotomous and fastigiate.
375. B. POMIFORMIS. Hedw. St. ½–2in.; l. spreading linear-lanceolate, not concave, doubly spinuloso-serrate, rough, crisp when dry, nerve slightly excurrent; caps. sub-globose, cernuous, lid small conical.
var. β. _crispa._ “l. longer, less crowded, branches often longer than fruit-stalk.”
376. B. HALLERIANA. Hedw. St. 1–3in., radiculose below; l. spreading or secund, linear-subulate from a broad pale erect sheathing base, rough, serrate, nerve excurrent; caps. sub-globose, on a short curved seta.
Moist alpine and sub-alpine rocks. VI. VII.
377. B. GRACILIS. Floerke, 1799. (_B. Oederi_, Swartz, 1800). St. 1–3in.; l. linear-lanceolate, recurved from an erect, not sheathing base, crisped when dry, margins recurved, serrate above, keeled, smooth; caps. small globose, oblique, lid convex.
378. B. ITHYPHYLLA. Brid. St. ½–2in.; l. from an erect broad base sharply bent back and lanceolate-subulate, rigid, serrulate, not crisped when dry, broadly nerved to apex; caps. globose, almost erect or cernuous.
379. C. BOREALE. Swartz. St. ½–2in. tufted, radiculose; l. imbricate lanceolate acuminate, keeled, serrate, nerve excurrent into a mucro; caps. globose, gibbous, cernuous; lid large beaked.