THE GEXUS HERBERT A 43 



is nothing to separate this from the normal form of adiuica, the base 

 of the leaves being quite entire, whereas in II. Sendtneri the large 

 teeth at the base of the leaves are very characteristic of the specie?. 

 Evans raises to specific rank as H. tenuis^ a small form found only in 

 North America. 



Stephani describes seventy-one species of Herherta {Schisma), 

 and four more have been added, making a total of seventy-five; of 

 these about twenty are represented in the Manchester Museum from 

 the localities given in the following list : — 



H. ADUNCA (Dicks.) Gray. Scotland: Ben Nevis, Greville, 

 1823 ; Clova, Gardiner ; Glen Lyon, Clova, Stark ; Braemar, Carrinf/- 

 toUy July 1849 ; mountains by Loch Maree, Kosshire, Howie, 18G7, 

 Ben Ho^DC, Sutherland, Greville, 1834 ; Ptarmigan, Holt, and Ben 

 Laoigh, //oZ^, July 1880; Ben More, Mull, Kennedy, June 1906; 

 Ben Lawers, Hunter, July 1906. 



Wales. Twll Dhu, and'Snowdon, Wilson, May 1828 ; Cwm Idwal, 

 Pearson, April 1878. 



Norway. Schiffn. Hep. eur. exsicc, 463-5. 



H. HuTCHixsi^ (Gottsche) Evans. Ireland. Conner Hill, 

 Dingle, Moore ; Brandon Mountain, Moore, G. & K. Hep. eur. 

 n. 491 ; Eagles' Nest, Killarney, Holt, June 1885 ; Killarney, 

 Carrington G. & B. Hep. eur. exsicc. n. 210 ; Errigal Mountain, 

 Donegal, Hunter, Oct. 1911. 



England. Ill Bell, Westmoreland, and head of Mow^dale, Cumber- 

 land, near Keswick, Cumberland, Holt, April 1884; Borrowdale, 

 Cumberland; Pearson, April 1893. 



Wales. Snowdon, Wilson ; Craig-y-cau, Merioneth, Wild Sf 

 Pearson, May 1877 (C. & P. Hep. Brit". Exsicc. n. 421) ; Dolbadarn 

 Castle, Llanberis, StahleVf May 1883 ; Crib Coch, Snowdon, Holt, 

 April 1878. , 



Scotland. Grampians, MacAndrew 1884 ; Ben Cruachan, Argyll, 

 Macvicar, June 1903 ; near Glen Shee, Braemer, Carrington, July 

 1850; Invermoidart, West Inverness, Macvicar, May 1901 (Schiifn. 

 Hep. eur. exsicc. n. 467). 



Norway. Lyse near Stavanger, Jorgensen (Schiffn. Hep. eur. 

 exsicc. n. 466). 



North America. Banks Island, A. Menzies, 1787, with fruit. 



H. Sexdtxeri (Nees) Evans. Fourteen continental specimens. 



H. TENUIS Evans. N. America. Bocks, Cauterskill Falls, Cat- 

 skill Mountains, Austin, Hep. Bor.-Amer. n. 82 ; New Jersey, Green- 

 wood Mountains ; Pennsylvania, Stony Creek, Aug. 1874, Wolle ; 

 North Carolina, on trees, top of Black Mountain, Lesquereux, 1850 ; 

 North Carolina, James, Herb. Austin ; Sullivant Muse. Alleg. ; 

 Herb. Lanming, Aust., coll. Puclcley, 1858. 



H. jrxiPERiNA (Swartz) Spi'uce. Cuba, West Indies. 



H. SANGm:NEA (Austin). Hawaii (base of leaves entire) (4 speci- 

 mens). 



H. COMMUTATA (St.) {H. pcnsiUs Spruce non Taylor). Chim- 

 borazo. Spruce ; Guadeloupe, Dr. Madiano, Herb. Austin (see Stephani 

 Sp. Hep. vol. iv. p. 17, 1909). 



H. GRANDiEOLiA (St.) ( //. junijjcrina Spruce Hep. exsicc). 



