1920-21.] BOTANICAL SOCIETY OB' EDINBURGH 55 



Rare. See Spence, " Flora Orcadensis," p. xix (1914), with 

 reference to an exposed heath near the Lighthouse at the 

 north end of North Ronaldsay, where he states : — " St. 

 John's wort, Hypericumfi jnilcl/rum, was so prostrated by 

 exposure to high winds that at first it looked like a new 

 variety." 



Geranium pratense, Linn, {fide Arthur Bennett). — 

 Roadside, 50 feet above sea-level, near Holland House, 

 North Ronaldsay, 24th August 1920. Not native. Very 

 rare. Contirras the record of this species as an alien in 

 Orkney, by the late Professor J. W. H. Trail, in " Annals 

 Scot. Nat. Hist.," No. 56, p. 282 (October 1905). See 

 Bennett, " Suppl. Top. Bot," ed. ii, p. 25 (1905); and 

 Spence, "'Flora Orcadensis," p. 15 (1914). 



Medicago falcata, Linn, (fide G. C. Druce). — Gravelly 

 ground round filter beds, 200 feet above sea-level, Kirkwall 

 Waterworks Reservoir, near Hatston, Saint Ola, Mainland, 

 9th August 1920, H. H. Johnston. Not native. Rare. 



Vicia hirsuta, S. F. Gray. — Garden, 50 feet above sea- 

 level, Scapa Distillery, Saint Ola, Mainland, 16th September 

 1920, H. H. Johnston. Not native. A weed of cultivation. 

 One plant only seen hy me. Removes 111 Orkney from 

 the " supposed errors [] " in Watson, " Top. Bot.," ed. ii, 

 p. 123 (1883). Confirms the record of this species as an 

 alien in Orkney in Barry's " History of the Orkney 

 Islands," second edition, p. 285 (1808), under the name of 

 " Ervum Hirsutum." See " Journ. Bot.," No. xiii, p. 14 

 (January 1864); " Scot. Nat.," No. xlvii, p. 326 (July 1882) ; 

 AVatson, "Top. Bot.," ed. ii, p. 123 (1883), in which the 

 supposed error " [] " should be deleted ; " Annals Scot. Nat, 

 Hist.," No. 26, p. 107 (April 1898), in which " 111 (?) " should 

 be deleted ; and Spence, " Flora Orcadensis," p. 18 (1914). 



Alchemilla vulgaris, Linn., var. b. alpestris, Pohl 

 {fide Arthur Bennett). — Burnside, Naversdale, Orphir, 

 Mainland, 16th July 1877 and 31st July 1879, H. H. 

 Johnston ; and natural pasture near a loch, 55 feet above 

 sea-level, Hobbister, Loch of Kirbister, Orphir, Mainland, 

 3rd August 1920, H. H, Johnston. Native and rare at 

 both these stations. Confirms the late Rev. E. S. Marshall's 

 record of this variety from Orkney (" near Stromness ") in 

 "Journ. Bot.," vol. xxxix, p. 268 (August 1901); and the 



