Page:Books from the Biodiversity Heritage Library (IA synopsisofbritis00hobk).pdf/138



1. Caps. cernuous on a straight seta, annulus none.

356. Hook. St. ¼-½in.; l. oblong-oval, gradually tapering to an acutely serrate point, nerved nearly to apex; caps. pyriform, longer than in next species, on a seta twisting to left its whole length when dry; lid concave.

Chalky soil. Cork, Matlock, Conway.

357. Schw. St. shorter than last; l. ovate-lanceolate, suddenly tapering to a long bluntly serrate point, nerved nearly to apex; caps. pyriform, on a seta when dry twisted at base to left, above to right; lid convex obtuse with a reddish border.

Limestone walls, banks, &c.

2. Caps. furrowed when dry, on a long arcuate seta, annulus present.

358. Hedw. St. ¼-1in.; l. lower scattered, upper ovate-lanceolate, concave, clustered into a bulb-like tuft, nerved to apex, margins reflexed; caps. broadly pyriform, incurved, mouth oblique, with a corrugate border; lid convex, with a red border.

Banks and walls, old cinder heaps, &c., common,

var. β patula. st. slender branched; l. undulate, spreading, twisted when dry.

γ. calvescens. seta long and straight; caps. slender, almost erect.

359. B. & S. Habit of last, but smaller; l. in a comal bud; caps. pyriform, turgid, not much