ADDENDA et CORRIGENDA. 



Page 30, n. 9, Didymodon crispulus, add — Wils. in E. Bot. Suppl. t. 2734. 



30, n. 10, Didymodon brachydontius, add — WUs. in E. Bot. Suppl. 

 t. 2735. 



35, line 25, for " mitriform," read dimidiate. 



47, line 31, for " sharp," read short. 



58, before Bryum julaceum, insert 

 B. squarrosum, Hedw. (squarrose Thread- Moss) ; stems loosely 

 branched downy with roots, leaves ovate acute serrulate remarkably 

 reflexed, nerve disappearing below the point, capsule oblong nearly- 

 erect unequal substrumose at the base. Hedw. Sp. Muse. I. 44./. G — 11. 

 — Paludella squnrrosa, Sckwaegr. Sup])/, v. 2. P. II. t. 161. 



On Knutsford Moor, Cheshire, in one spot only, and barren, disco- 

 vered by William Wilson, Esq., on the 16th of April, 1832, at the same 

 time that he gathered abundantly Hypnum Blandovii and Bryum ajfine. 

 It is to be hoped, that at some future season, Mr. Wilson will have the 

 good fortune to detect fructification upon this most interesting addition 

 to the British Muscologia. 



Page 65, n. 25, Bryum affine, add— WUs. in E. Bot. Suppl* t. 2739. 



73, line 10, from the bottom, for " F. squarrosa" read F. squamosa. 



79, n. 13, Hypnum trifarium, add — Craigalleach, in Breadalbane ; 

 ./. D. Hooker. 



79, n. 14, Hypnum stramincum, add — in fruit near Berwick-upon- 

 Tweed, Dr. Johnston. 



82, before n. 23, H. pulehellum — insert 



H. demissum, Wils. (prostrate Feather-Moss); stem prostrate with a 

 few slender branches, leaves erect subunilateral elliptic-lanceolate acute 

 nerveless entire the margin recurved, capsule elliptical cernuous, lid 

 with a long beak. Wils. in E. Bot. Suppl. t. 2740. 



From the woods of Cromagloun Mountain, near the upper lake of 

 Killarney, Ireland, growing on the most inclined faces of detached rocks; 

 August, UB29. It has since been observed near Bedgelert, in North 

 Wales, Mr. W . Wilson. — " A distinct and very elegant little specieSj 

 remarkable for its glossy slender habit and com; act mode of growth." 



Page si, n. ! i, erase Hypnum laricinum, which proves to be the e 



BS //. I landovii} hut under the latter species the peculiar carina- 

 tion of the Leaf has been omitted to be described. 



Page 159, before n. 13, E. sinopicum — insert 



!•'.. polyi 'i'lum, (many-dotted Endocarpori); scales minute tartareous 

 \ci\ thin crowded angular even whitish upon a thick black continuous 

 substratum, apothecia minute immersed at length Blightly emerging flat- 

 tish above, shell Mark throughout, pore obsolete, — Vi rru* arm polystu ta, 

 linn-. r,i /•:. Bot. Suppl. /. 874 I. 



