No. 21.] [March, 1874. 



(§ttvilUn. 



A MONTHLY RECORD OF CRYPTOGAMIC BOTANY 

 AND ITS LITERATURE. 



ON THE SPECIES OF TIMMIA. 



By S. O. Lindberg, M.D. 



[Translated, with the Author's permission, from " Ofversigt af K. Veten- 

 skaps Akad. Forhandlingar," 1864, No. 6, by R. Braithwaite, M.D., 



F.L.S.] 



Timmia. Hedw. 

 Stirp. Crypt, i., p. 83 (1787). 



1. Timmia Austxiaca. Hedw. 



Dioicous ; yellowish above, not easily softened ; with a tall dense- 

 leaved stem; the leaves of equal length, solid, somewhat appressed 

 when dry, from a rufescent sheathing base, erecto-patent, abruptly 

 narrowly lanceolate, acute, rather obtuse at apex, plicate, serrate at 

 back on the uppermost part of the nerve ; bracts slightly shorter ; 

 seta slender, 2-3 inches long ; capsule oval, horizontal, slightly 

 striate, lid hemispherical mammillate, large ; annulus rolling back ; 

 inner teeth whitish, without appendages ; antheridia narrowly 

 cylindric, with a short, thickened, bulb-like filament. 



Timmia A ustriaca. Hedw. Sp. Muse, p. 176, tab. 42, fig. 1-7 

 (1801). 



T. pohjtriclwides. Var. {3. lutescens. Brid. Sp. muse, hi., p. 

 99 (1817). 



T. lutescens. Brid. MSS. ex ejus Bryol. Univ. n., p. 72 (1827). 



T. megapolitana (haud Hedw.) auct. antiqu.,pp. Var. /3, Hook 

 et Tayl. Muse. Brit. 2nd edit., p. 191 (1827). 



M niiim austriacum. P. Beauv. Prodr., p. 74 (1805). 



Habit. On rocks covered with earth in the mountain regions of 

 Europe, up to the southern part of the island of Spitzbergen, but 

 everywhere rare, and sparingly fruitful. 



Female plant ferruginous below, yellowish above. Leaves rigid, 

 straight, pellucid, when dry slightly incumbent or subarcuate, 

 rather glossy, broad at base, channelled, above convolute-concave, 

 with two longitudinal plaits, margin straight, never undulated, 



