var. β. alpina. st. short, l. ovate-lanceolate, mucronate.
γ. falcata. l. falcato-secund, nerve thick.
δ. pumila. plant smaller in all its parts.
371. B. (Philonotis) cæspitosa. Wils. MS. St. 1-2in.
reddish, cæspitose, radiculose below; l. falcato-secund, lanceolate
acuminate, gradually tapering from base upwards,
concave, margins sub-serrulate not recurved, nerved to apex,
areolæ lax, largest at basal angles; perig. l. in a stellate tuft,
almost triangular from a very broad base, finely sub-serrulate,
nerved to apex.
Walton swamp, Cheshire (Wilson): male plant only.
372. B. (Philonotis) adpressa. Fergusson. "Plant widely cæspitose, erect, 2-3in. either dull, glaucous green, or reddish; l. papillose, erect when moist, with one wide plica on each side of nerve, incurved towards apex, slightly twisted when dry, widely ovate from an amplexical base, not acuminate, apex either obtuse or cucullate, with a very slight mucro, or in the more slender forms rather acute, margin denticulate slightly reflexed; nerve very thick continuous; areolæ small, ovoid above, shorter and wider towards the base." [G. E. Hunt. Mem. Lit. & Sci. Soc., Manchester, vol. V., 102, 1872.]
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, cordate-
