110 TRANSACTIONS OF THE [Sess. lxxxvi 



Moss et Wilmott in " Canib. Brit. Flora," vol. ii, p. 178, 

 plate 182 (1914)]. — Shingly seashore, Scapa, Saint Ola, 

 Mainland, 25th July 1876, H. H.Johnston; stony ground 

 near edge of sea-clitfs, Ramna Geo, Sandwick, Mainland, 

 23rd July 1886, H. H. Johnston (my specimens from these 

 two stations were identified as " Atriplex Babingtonii, 

 Woods," by the late Dr. J. T. I. B. Boswell); shell-sandy 

 and shingly seashore, 5 feet above sea-level, Backaskaill 

 Bay, Cross, Sanday, 25th August 1920 and 8th and 9th 

 October 1921, H. H. Johnston; rocky seashore, 20 feet 

 above sea-level, Eynhallow, 24th August 1921, H. H. 

 Johnston ; shell-sandy seashore, 5 feet above sea-level, 

 Saviskaill, Rousay, 25th August 1921, H. H. Johnston, 

 and 5th October 1921, Mark McKay Kirkness ; site of a 

 former heap of seaweed on pasture at seashore, 10 feet 

 above sea-level, Langskaill, Rousay, 25th August 1921, 

 H. H. Johnston, and 22nd October 1921, Mark McKay 

 Kirkness ; shingle at seashore, 5 feet above sea- level, Muckle 

 Skerry, Pentland Skerries, 5th September 1921, H. H. 

 Johnston ; and shingle at seashore, 5 feet above sea-level. 

 Wind Wick, South Ronaldsay, 7th September 1921, H. H. 

 Johnston. Native, and common at all these eight stations, 

 except Eynhallow and Muckle Skerry, where this variety 

 is rare. 



]!{ote. — The tvxr. h. virescens. Moss et Wilmott, is the 

 common seashore Atriplex in Orkney, and it is the plant 

 that has been recorded under the name of " Atriplex 

 Babingtonii, Woods" in " Journ. Bot.,' No. xiii, p. 16 

 (January 1864); Watson, "Top. Bot.," ed. ii, p 348 (1883); 

 "Scot. Nat.," No. i, new series, p. 21 (July 1883); "Annals 

 Scot. Nat. Hist.," No. 30, p. 101 (April 1899); and Spence, 

 "Flora Orcadcnsis," p. 61 (1914). 



I have not found the var. a. babingtoni, Moss et Wilmott, 

 in Orkney. 



[Rheum RJMp07iticnm, Linn. — Grassy cliffs at seashore, 

 20 feet above sea-level. Turnpike, Dingieshowe Bay, 

 Saint Andrews, Mainland, 12th May 1921, H. H. Johnston ; 

 and grassy and shingly seashore, 5 feet above sea-level, 

 Stembuster, Clivie Bay, Saint Andrews, Mainland, 12th 

 May 1921, H. H. Johnston. Not native. One plant at 

 Turnpike, and two large clumps of plants at Stembuster, 



