HYPNUM. 275 



minatetl by a very sliort acumen bent inwards, concave or 

 flattish ; margin quite entire, with a purple nerve disappear- 

 ing before the point ; theca without an annulus. In other 

 respects resembling Ilijpnum cus^iclatum, or tnfarluiti. — 

 Mm. Si/ii.pt. 3.^. 3 SO. • 



Brandon Mountain, Killarney. Tirst discovered by Wah- 

 lenberg, on the Alps of Lapland. 



13. Hypnum Teesdalii, Sm. [Teesdale's FeatJier Moss.) 

 Stem loosely csespitose; leaves short, narrowly lanceolate 

 or oblongo-lanceolate, serrate at the point, the rib disap- 

 pearing a little beyond the middle; cajisule horizontally 

 placed on a short, tuberculose pedicel, swelling beyond the 

 neck, oval or ovate, of dense substance, olive-brown. — Sm. 

 Flor. Brit. pt.?>.p.\ -2 9 1 ; 3I/!/l. Sj/j/ ./jI. 2.j). iOO. Ehyn- 

 chostegium Teesdalii, Br. et Sck.fasc. 40-51. 



On moist rocks, especially near rivulets, or in moist ca- 

 vities. Discovered near Teesdale, in Britain; since dis- 

 covered in various localities on the Continent. 



14. Hypnum umbratum, Wils. {Shaded Feather Moss.) 

 Stem procumbent, irregularly fasciculato-bipinnate ; pin- 

 nides incurved ; cauline leaves remote, cordate or lanceo- 

 lato-acurainate, furnished with a double nerve, sulcato-pli- 

 cate, smooth, with a silky lustre, serrate on the margin : 



