293. (2) B. polymorphum. B. & S. St. ¼–½in., seldom branched; l. lower ovate-lanceolate, small, scattered, upper oblong-lanceolate longer, crowded, apex in all serrate; caps. oblong-pyriform horizontal or drooping, with a short neck; lid mammillate. (Many varieties.)
Scotch and Welsh mountains. Summer.
294. (3) B. elongatum. Dicks. St. ¼–1in., one innovation from floral apex; l. lower ovate-lanceolate scattered, upper longer linear-lanceolate, all serrate at apex; caps. very long and slender, clavate, with a long distinct neck, inclined, upright when dry; lid convex beaked; inner perist. with cilia.
Rocks and walls in mountainous districts. VIII.
295. (4) B. crudum. Schreb. St. 1–2in. cæspitose, radiculose below; l. lower ovate-lanceolate, with plane margins and reddish nerve, upper gradually passing upwards into linear-lanceolate, with serrate apex; caps. oval-pyriform, from sub-erect to horizontal or even pendulous; lid convex apiculate; inner perist. with cilia. The leaves are generally shining and transparent.
Mountainous banks and rocks. VII.
296. (5) B. nutans. Schr. St. ¼–2in. with innovations; l. spreading, with margins reflexed below, lower ovate-lanceolate entire, upper linear-lanceolate serrulate at apex; caps. pyriform or elliptical, with a short neck; lid small mammillate; inner perist. with cilia: synoicous.
Sandy heaths, &c.
(Four var. are given in Bry. Europ.)
297. (6) B. annotinum. Hed. St. ½–1in. cæspitose; l. lower lanceolate erecto-patent entire, upper longer, serrulate at apex, margins reflexed below; caps. narrow pyriform, with a long tapering neck; lid conical pointed; barren fl. terminal; inner perist. with cilia; annulus distinct compound.