ToRTULACEiE.] 239 [MolKa. 



Hurstpierpoint (Mitten, 1847) ! Lindfield, Falmerand Newtimber (Davies) ! ! Hattersley, 

 Cheshire {Whitehead i858) ! ! Forest hill (George). Whitstable (Holmes). Ashley 

 mill (Holt 1884) '■ I Bowdon, Helsby and Oakmere (Hunt 1870) ! ! Whitbarrow 

 (Barnes 1870) ! Tregawn, near Withiel (Tellam). Menmuir and Caterthun (Rev. 

 M. Anderson). Alton and Maxtoke, Warwick (Bagnall). Northumberland coast (Hardy). 

 RathmuUen, Donegal (Capt. Hutton). Ben Laoigh (Ewing). 



Sect. 2. EUCLADIUM [Br. Sch.) Plants larger, densely csespitose, 



repeatedly dichotomous ; leaves erecto-patent, lanceolate, rigid, fragile, with 



a thick nerve. Capsule erect, ovate, teeth linear-lane, obliquate, flat 



punctulate, bi-trifid, or wanting. 



10. MOLLIA TENUIS {Schvad.) Lindh. 



Dioicous ; very short. Leaves linear-lane, obtuse, faintly crenulate, 

 nerve vanishing below apex. Caps, erect, oblong, broadly annulate, 

 gymnostomous, lid conical. (T. XXXIV, G.) 



Syn. — Gymnostomum tenue Schrad. Samml. crypt, gew. n. 31 (1796), et in Usteri Neu. ann. 

 xiv, 105 (1796). Roth F1. germ, iii, P. I, 127 (1800). Hedw. Sp. muse. 37, t. 4 

 (1801). P. Beauv. Prodr. 60 {1805). Brid. Sp muse. I, 33 (1806), Mant. 13 (i8ig), 

 Bry. univ. i, 64 (1826). Web. Mohr Taseh. 86 (1S07). Schkuhr Deutseh. kr. gew. li, 

 P. II, 24, t. II (1810). ScHWAEGR. Suppl. I, P. I, 27 (1811). Roehl. Deutsch. fl. iii, 

 39 (1813), Ann. Wett. ges. ii, 126. Hook. Tayl. Muse. brit. 13, t. 8 (1818). Gray 

 Nat. arr. br. pi. i, 716 (1821). Hook. Fl. scot. P. II, 123 (1821), Br. fl. ii, 10 (1833), 

 Nees Hornsch. Bry. germ, i, 151, t. 10, f. 14 (1823). Hueben. muse. germ. 46 (1833). 

 Mack. Fl. Hib. P. 2, p. 11 (1836). ,Br. Schimp. Bry. eur. fase. 33 — 36, p. 5, t. 2 (1846). 

 Rabenh. Deutseh. kr. fl. ii, S. 3, 121 (1848). Wils. Bry. br. 41, t. 7 (.1855). Schimp. 

 Synops. 38 (i860). Berk. Handb. br. m. 294 (1863). Husn. Mouss. nord-ouest 40 

 (1873). HoBK. Syn. br. m. 31 (1873). Juratz. Laubm. oesterr.-ung. 13 (1882). Lesq. 

 James Mosses N. Amer. 54 (1884). 

 Weisia tenuis C. Muell. Synops. i, 660 (1849). 



Trichostomum reflexum j3. gymnostomum Lindb. de Tort. 230 (1864). Milde Bry. siles. 



108 (1869). 

 Gyroweissia tenuis Schimp. Syn. 2 ed. 38 (1876). Husnot muse. gall. 7, t. 2 (1884). 

 Mollia tenuis Lindb. muse, scand. 21 (1879). 



Dioicous ; in flat deep green tufts, very short, repeatedly divided 

 from the base. Lower leaves linguiform, upper linear-lane, obtuse, 

 concave, nerve not reaching apex. Cells at base I'ectang. at margins 

 paler, quadrate. Perich. bracts sheathing in lower half, then patent, 

 thin-nerved, innermost paler, nerveless. Caps, oblongo-elliptic, ferrugi- 

 nous, finally bay color and glossy, the mouth red very glossy ; annulus 

 very broad. Calyptra reaching J down caps, lid conico-rostellate. 



Males very dwarf, bracts ovato-lanc. obtuse. 

 Hab. — Rocks and stones of sandstone or limestone ; not common. Fr. 7 — 8. 

 Near Glasgow (Don). Auchindenny and Den of Dupplin (Arnott). Timperley, Cheshire 

 (Wilson) ! Belfast (Drnmmond). Henfield (Mitten). Thirsk and Studley (Baker 

 1854) ! Oxford and Blenheim park (Boswell 1862) ! ! Ashley mill and by R. BoUin 

 (Hunt 1862J ! ! Park lane, Manchester (Holt 1882) ! ! Brandon Kerry (Taylor). 

 Edgbaston (Bagnall). 



II. MOLLIA CALCAREA. {Nees Hornsch.) Lindb. 



Dioicous; compactly tufted, very slender, branched. Leaves linear 

 lane, entire, the nerve vanishing ; cells minute quadrate, opake above. 

 Caps, small oblong, scarcely annulate, lid obliquely subulate. 

 (T. XXXV, A.) 



