Grimmiace^.] 8 [Grimmia. 



Grimmia apocarpa Hedw. Muse. fr. i, 104, t. 39 (1787), Sp. muse. 76. Roth Tent. fl. 

 germ, i, 455 (1788); Timm Fl. megap. n. 729 (1788). Sibth. Fl. oxon. 276 (1794). 

 SwARTz Muse. suec. 27 (1799). Brid. Muse. ree. ii, P. I, 57 (1798), Sp. muse. I, 96 

 (1806), Mant. 33 (1S19), Bry. univ. i, 167 (1826). Roehl. Moosg. deutsch. 115 (1800), 

 Deutsch. fl. iii, 46 (1813), Ann. V/ett. ges. iii, 95. Smith Fl. brit. 1200 (1804), Eng. 

 Bot. t, 1 134. Turn. Muse. hib. 20 (1804). P. Beauv. Prodr. 58 (1805). Schultz Fl. 

 starg. 283 (i8o5). Web. Mohr Bot. Taseh. 129 (1807). Schkuhr Deutsch. kr. gew.- 

 P. II, 47, t. 21 (1810). Schvvaeg. Suppl. I, P. I, 96 (iSii). VoiT Muse, herbip. 27 

 (1812). Wahlenb. Fl. lapp. 319 (1812). Mart. Fl. cr. erl. 114 (1817). Hook. Tayl. 

 Muse. br. 36, t. 13 (1818). Hook. Fl. seot. P. j., 128 (1821), Br. fl. ii, 24 (1833). Funck 

 Moost. 18, t. 12 (1821). Gray Nat. arr. Br. pi. i, 726 (1821). Nees Hornsch. Bry. 

 germ, ii, P. I, 86, t. 14, f. 4 (1827). Hueben. Muse. germ. 163 (1833). Mack. Fl. hib. 

 P. 2, 16 {1836). De Not. Syllab. 236 (1838). C. MuELL.'Synops. i, 776 (1849). 

 ScHiMP. Synops. 200 {i860), 2 ed. 242. Zett. Rev. Grinm. seand. 50 (1861). Milde 

 Bry. siles. 142 (1869). Hobk. Syn. br. m. 78 (1873). Husn. Mouss. Nord-ouest 90 

 (1873), Muse. gall. 123, t. 35 (1886). Juratz. Laubm. oester-ung. 152 (1882). Chalub. 

 Grimm. Tatr. 17 (1882). Boulay Mbsc. Fr. 391 (1884). Lesq. James Mosses N. Amer. 

 136 (1884). 



Grimmia apocaulos Lamk. Cand. Fl. Franc. 3 ed. i, 458 (1805). 



Schistidimn apocarpnm Br. Sch. Bry. eur. fasc. 25—28, p. 7, t. 3 (1845). Aongst. in 



Fries Summ. veg. seand. 96 (1846). Rabenh. Deutsch. kr. fl. ii, s. 3, 154 (1848). 



WiLS. Bry. brit. 150, t. 13 (1855). Berk. Handb. br.m. 243, t. 21, f. 6 (1863). De Not. 



Epil. bri. ital. 711 (1869). 



Autoicous ; robust, crowded in lax fuscescent, olivaceous-green or 

 blackish tufts, dichotomously branched, free from radicles. Leaves from 

 an erect base, patent, erect when dry, ovato-lanc. and elongate lane, 

 concave at base, thence deeply carinate, the margin adpresso-recurved, 

 toothed at the usually hyaline apex, or entire, upper prolonged into a 

 short rough hair ; nerve rough above, continued to the hair or vanishing 

 below apex, 5-stratose below ; lowest basal cells rectang., then narrow 

 and sinuose, upper rounded. Perich. bracts broader, thinner, with a 

 narrower nerve, hair point shorter or none. Caps, ovate, pachy- 

 dermous, less concealed in the perichsetium, solid, rufous, lid bright red, 

 mucronato-rostellate, annulus 3—4 rows of small cells ; teeth of per. 

 arising below orifice, large, purple red, but httle perforated or entire, 

 radiately spreading when dry. Male infl. lateral, gemmiform, bracts 

 ovate, subcucullate. 



Hab. — Rocks and stone walls ; not uncommon. Fr. 12-3. 



Var. /3. alpieola (Sw.). 



Short, more densely tufted, suberect ; leaves shorter, broader, ovate- 

 oblong, green, muticous, obtuse, entire, nerve shorter, basal cells laxer ; caps, 

 more emergent, calyptra often cucullate, lid long-beaked. 



SY^.-Grimmia alpieola Swartz Muse. suec. 27 et 81, t. i, f. x. Hedw. Sp. muse. 77 t 15 



'~^K, .- ^"'- "9?" ^"S- Bot. t. 2226. Turn. Muse. hib. 22. Brid. Sp! muse' 



I, 98 ; Mant^ 32, Bry un. 1, 165. Schwaeg. Suppl. I, P. I, 95. M^ahl. Fl. lapp. 320 



exel. syn. Hueben. Muse. germ. 162. ^^ ^ ' 



Grimmia apocarpa var. alpieola Hook. Tayl. Muse. br. 87. Nees Hsch. Bry. germ, ii 

 P. I, t. 18, f. 4 m. ' 



Hab. — Stones in alpine streams. 



Bridge of Achallater (Gardiner 1844)!! Ben Lawers {Hunt 1872)! Monsal ^dale 

 {Holt 1886) ! 



