EEYUM. 165 



branclied. L. oblong-ovate, elongate, much acuminatp, 

 very concave, entire, margin with a narrow border, 

 recurved below, scarcely twisted when dry. Caps. 

 obconical, pendulous, neck long, tapering, lid convex, 

 apiculate. 



Walls. June, July. 



Barnard Castle, 1843 (Spruce), &c. 



364. B. Donianum, Grey. St. short, branched. L. 

 uppermost ovate-oblong, the rest elongate, acuminate, 

 slightly pointed, not contorted, but slightly twisted 

 when dry, margin thickened, serrulate at apex, nerve 

 reddish below, brown above and excurrent. Caps, 

 long, clavate, constricted at mouth when dry, sub- 

 pendulous, lid mammillate. 



Sandy banks and rocks. Eare. Summer. 



Warrington (Wilson), Hurstpierpoint (Mitten), Win- 

 chelsea (Jenner), Penzance (Curnow), Scotland. 



365. B. pallens, Sivartz. St. | — 1 inch, branched. 

 L. reddish, lower remote, patulous and recurved, ovate- 

 lanceolate, slightly decurrent, upper oblong and elon- 

 gate-acuminate, margins thickened, recurved below, 

 plane and entire above, nerve excurrent. Caps, oblong, 

 pyriform, with a long, tapering neck, pendulous or 

 horizontal, mouth small, but not contracted, lid small, 

 convex, oblique, mammillate. 



Near springs and ditches. June. 



366. B. barbatum, Wils. MS.. [Stirtoni, Schp.). St 

 about 1 inch, branched, slender, red, and copiously 

 beset with reddish-brown radicles from base to summit. 

 L. suberect, ovate, rather suddenly tapering into a 

 longish, sparsely toothed subula, uppermost broader, 

 more shortly pointed, spreading, all concave, strongly 

 nerved, margins plane, not recurved, aredlffi very lax 



