HYPNACE^.] 102 [Hypnnm. 



quadrate at angles, oval above. Branch-leaves erecto-patent, lanceolate, 

 serrated above. Perich. bracts sheathing in lower half, then suddenly 

 recurved, lanceolate-subulate, entire nerveless, or occasionally a faint 

 nerve is present in lower third of some bracts ; seta purple, rough in 

 upper half, smooth at base ; capsule cernuous, rather small, oval, gibbous, 

 glossy-brown, turning black when old, lid acutely conical, peristome 

 yellow. Male infl. ovate, pale, the bracts ovate, entire, inner lanceolate, 

 obtuse. 



HAB. On rocks and stones by streams. Fr. 103. 



Var. ft. homomallum Schimp. Bry. eur. 1. c. t. 3, ft i -3. 



More slender, with incurved branches. Leaves falcato-secund. Capsules 

 smaller ovate. 

 HAB. By waterfalls in alpine districts. 



30. HYPNUM VIRIDE Lawk. 



Autoicous ; stem creeping, subpinnate with short slender branches. 

 Leaves erecto-patent, ovato-lanceolate, acuminate, subserrulate towards 

 point, nerved to apex. Seta rough in upper half ; capsule subcernuous, 

 roundish ovate, lid conical, acute. (T. CIV, B.) 



SYN. Hvpnitm viride LAMARCK Encjc. Meth. hot. iii, iSi (1789), Fl. Franc, i, 536. 



Hypnnm implexnm SWARTZ in Act. holm. 1795, p. 264. TURN. Muse. hib. 173, t. 16 

 "(1804). SMITH Fl. Brit. 1310 (1804), Eng. Bot. t. 1584. 



Hypnum populeum HEDW. Sp. muse. 270, t. 70, f. i 6 (1801). WEB. MOHR Bot. Tasch. 

 305 (1807). BRID. Sp. muse. II, 179 (1812), Mant. 172 (1819), Bry. univ. ii, 470 (1827). 

 KOEHL. Deutsch. Fl. iii, 109 (1813). HOOK. TAYL. Muse. brit. 94 (1818). SCHULTZ 

 Suppl. Fl. Starg. 77 (1819). HOOK. Fl. scot. P. 2, 142 (1821), Br. Fl. ii, 78 (1833). 

 GRAY Nat. arrang. i, 754 (1821). FUNCK Moost. 60, t. 42 (1821). HUEBEN. Muse, 

 germ. 641 (1833). DE N OT. Syllab. 25 (1838). RABENH. D. kr. fl. II, S. 3, 294 (1848). 

 C. MUELL. Synops. ii, 366 (1851). WILS. Bry. Brit. 341 (1855). BERK. Handb. 82 (1863). 

 HOBK. Synops. 150 (1873). BOULAY Muse. Fr. 125 (1884). 



Hypnum ambiguum (SCHRAD.) SCHLEICH. Cat. WEB. MOHR Bot. Tasch. 305. 

 Hypnum saxicola VOIT in STURM Deutsch. Fl. II, fasc. 12 (1812). 

 Hypnum Stereodon Laureri FUNCK, BRID. Bry. univ. ii, 595. 



Brachythecium populeum BR. SCH. Bry. eur. fasc. 5254, p. 3, t. i & 2 (1853). SCHIMP. 

 Synops. 544 (1860), 2 ed. 656. DE NOT. Epilogo 121 (1869). MILDE Bry. siles. 335 

 (1869). HOBK. Synops. 2 ed. 200 (1884). HUSN. Muse. gall. 326, t. 94 (1892). Dix. 

 JAMES. Stud. Handb. 407 (1896). LIMPR. in RABENH. D. kr. fl. Laubm. iii, 90 (1896). 



Autoicous ; in depressed bright green tufts. Stem creeping, subpin- 

 nate, with short simple branches attenuated at points; stem-leaves 

 erecto-patent, ovato-lanceolate, acuminate, acute, entire or subserrulate 

 towards apex, not sulcate, nerved to apex, cells longish hexagono- 

 rectangular at base, quadrate and rectangular at angles; branch-leaves 



