OETHOTEICHDM. 139 



280. 0. pulchellum, 8m. St. i inch, tufted. L. 

 spreading, soft, crisped when dry, linear-lanceolate, 

 acuminate, margin recurved below, apical cells minute, 

 papillose, basal lax, pale. Caps, pale, oval, with 8 

 reddish strise. Perist. 16 reddish teeth in pairs, and 

 16 cilia. Oalyptra campanulate, pale yellow, purplish 

 at tip. 



Trunks of trees. May. 



f. Lyelliana. 



Loosely pulvinate. L. long, squarrose. Caps, sub-' 

 immersed, substriate. Perist. double, teeth 16, free. 



281. 0. Lyellii, Hook. St. 2 inches or more, loosely 

 tufted, with erect branches. L. much spreading, long, 

 linear-lanceolate, wavy, scarcely serrate at apex, and 

 studded with papillae and brownish, gland-like bodies. 

 Caps, elliptic-oblong, with a distinct tapering apophy- 

 sis, and faint striee, deeply sulcate when dry. Calyptra 

 very large, brown tipped, with a few long, whitish 

 hairs. Perist. 16 pale teeth, and 16 red, toothed cilia. 



Old tree trunks. Eare in fr. July. 



g. Leiocarpa. 



Caps, immersed, without striae, smooth. Perist. 

 double, outer of 16 long, free teeth, revolute when 

 dry. 



282. 0. leiocarpum, B. and S. St. 1 — 3 inches, 

 tufted, branched. L. spreading, recurved, lanceolate, 

 pointed, papillose, margin strongly revolute. Cajas. 

 large, pale brown, obovate, perfectly smooth and not 

 contracted at mouth when dry, scarcely exserted. 

 Calyptra hairy, sometimes naked. Perist. 16 teeth 

 and 16 yellowish erose cilia. 



Trees. April, May. 



