DicranaCjE.] 117 [Seligeria. 



Den of Dupplin, Perth (Don) ! Den of Airlie and Norran water (Drummond) ! Glen 

 Shira, Inverary (Rev. C. Smith) ! Winch bridge, Teesdale (Black 1854) ! Cawsey 

 Dene; Newcastle (Sozeimafj). Mowthorpe dale and Crambeck (S/>n<ci;) ! Fern, Brechin 

 (Fergttsson) 1868. Blair Athol (Miss Mclnroy 1859) ! Woolsonburyhill, Sussex (Mitten 

 1859). Rocks below Rolston Scar, Yorks. (Baker 1855). Todmorden, High green 

 Wood, and iMitholme Clough, Heptonstall (Wowe/? 1854) ! ! Hardcastle crag, Hebden 

 bridge (Hunt 1867) ! ! Castleton, Derby (Whitehead 1868) ! ! 



One of the most elegant of our minute mosses, and probably often 

 overlooked from its inconspicuous appearance. 



2. SELIGEEIA PUSILLA {Ehvh.) Br. Schimp. 

 Autoicous ; very short. Leaves lanceolate-subulate, acute, faintly 

 crenulate above, with minute pellucid areolation. Capsule pyriform, 

 oval ; lid conic, obliquely subulate. (T. XVI, H.) 



SYN.—A/zelia pusilla Eheh. PI. cr. n. 183 (1787), et Beitr. vii, 100 (1792). 



Weissia pusilla Hedw. Stirp. cr. ii, 78, t. 29 (1789), Sp. muse. 64 (1801). Brid. muse, 

 rec. 11, P. I, 76 (1798); Sp. muse. I, 114 (1806); Mant. 43 (iSig) ; Bry. univ. i, 349 

 (1826). RoEHL. Moosg. Deutsch. 155 (1800) ; Ann. Wett. ges. iii, 106; et Deutsch. Fl. 

 iii, 50 (1812). La Mark & Cand. Fl. franc, i, 455 (1805). Schwaeg. Suppl. I, P. I, 68 

 (1811). Hook. Tayl. Muse. brit. 47, t. 15 (1818). Funck Moost. 14, t. g (1821). Gray 

 Nat. arr. br. pi. i, 732 (1821). Nees Hornsch. Bry. germ, ii, 102, t. 34 f. 25 (1831). 

 Hook. Br. fi. ii, 23 (1833). Hueb. muse. germ. 142 (1833). Mack. Fl. hib. P. 2, p. 15 

 (1836). De Not. Syll. muse. 227 (1838). 



Bryum pusillwn Hoffm. Deutsch. fl. ii, 33 (1795). 



Grinimia pusilla Schrad. Syst. samml. kr. gew. i, 10 (1796), et Journ. Bot. ii, P. I, 56 

 (1799). Roth Tent. fl. germ, iii, P. I, 147 (1800). Sm. Fl. brit. iii, 1184 (1804). Web. 

 MoHR Bot. Tasch. 140 (1807). Schkuhr Deutsch. Kr. gew. P. 2, 57, t. 25 (1810). 



Grimmia parasitica Voir in Sturm Deutsch. Fl. ii, heft 11 (1810). 



W eissia parasitica Roehl. Deutsch. Fl. iii, 51. 



Seligeria pusilla Br. Schimp. Bry. eur. fasc. 33 — 6, mon. 4, t. i (1846). Rabenh. Deutsch. 

 Kr. Fl. ii, P. 3, 132 (1848). C. Muell. Synops. i, 418 (1849). Wils. Bry. brit. 54, 1. 15 

 (1855). Schimp. Synops. 113 (i86o), et 2 ed. 124 (1876). Berk. Handb. br. m. 288 

 (1863), LiNDB. in Oef. K. Vet. ak. 1864, p. 187. Milde Bry. siles. 86 (1869). De Not. 

 Epil. Bri. ital. 655 (1869). HusN. mouss. nord-ouest 44 (1873). Hoek. Syn. br. m. 37 

 (1873). Juratz. Laubm. Oesterr. — Ung. 68 (1882). 



[Grimmia Seligeri Web. Mohr Tasch. 140 et 459. Weissia Seligeri Wahl. Fl. lapp. 322 

 (1812). Nees Hornsch. Bry. Germ, ii, 105, t. 34, f. 26, is a small dark green form with 

 shorter leaves, according to Schimper's examination of an original specimen.] 



Autoicous ; in loose dwarf silky dark-green tufts. Stem very short, 

 simple or divided ; lower leaves short, narrowly lanceolate, upper long, 

 lineal setaceous, margin minutely crenulate ; nerve thin, vanishing at 

 apex or slightly excurrent, wings very narrow, distinct to apex, cells at 

 base pellucid, elongato-rectangular, upper smaller, quadrate, nearly 

 empty. Perich. bracts semivaginant below, lanceolate-subulate, nerve 

 narrower, indistinct at base ; capsule erect, on a straight pale yellow 

 seta, twisting to left when dry, ovate, olivaceous, when dry and 

 deoperculate strongly turbinate, sulcate, fuscous ; lid with an oblique 

 subulate beak, teeth of per. orange, flat, remotely articulated, inflexed 

 when moist, irregular at margin. Male infl. gemmaceous, on a distinct 

 branch or at base of female, bracts minute, ovate, concave apiculate. 



Hab. — Damp shady rocks of sandstone or limestone, not uncommon. 

 Fr. 5-6. 



