to a point, sub-erect; caps. almost pyriform, scarcely exserted, with broad striæ; calyp. brownish yellow hairy; per. teeth eight, and 16 broad short cilia.
Solitary trees, Yorkshire and Sussex. V. VI.
240. O. affine. Schrad. St. ½-1in. tufted branched; l. spreading, oblong-lanceolate, with a blunt point, margin revolute and slightly undulate, strongly papillose on both sides; caps. elliptic-oblong, somewhat exserted, contracted when dry, striæ narrow. Perist. eight pale teeth and eight filiform cilia; calyp. large greenish yellow hairy.
Trees, walls, &c., common. VI. VII.
241. O. rupestre. Schl. St. 1in. or more, cæspitose, creeping at base; l. broadly lanceolate, spreading, slightly recurved; caps. pyriform, mouth large, scarcely exserted, striæ indistinct; calyp. large yellow, with long hairs; perist. 16 pale teeth in pairs (equidistant when dry), and eight cilia.
Mountainous rocks. VII. VIII.
var. β. rupincola. "l. sub-erect, caps. smaller."
γ. "stem longer; caps. exserted, calyp. very hairy."
242. O. speciosum. Nees. St. 1in. or more, tufted,
branched; l. spreading, lanceolate, somewhat pointed, papillose,
margins recurved; caps. shortly exserted elliptic-oblong,
faintly striate at summit, lid conical beaked; calyp.
large yellowish, with long hairs; perist. eight yellowish
teeth, and eight cilia.
Trees, rare. Montrose and Corrie Mulzie. VII. VIII.
243. O. Lyellii. Hook. St. 2in. or more, loosely tufted, with erect branches; l. much spreading long linear-
