SUPPLEMENT. 133 
—been recently classified into several species. In my 
list on p. 52 I have given three varieties, viz., Rost- 
koviana, gracilis, and maritima. Colonel H. H. 
Johnston, C.B., has made several collections of 
Euphrasia and sent them to the Rev. E. 8. Marshall 
for identification, which he named as follow :— 
EUPHRASIA BREVIPILA (Burnat & Gremli). 
Grassy crags at seashore, east side of Aith Hope, 
South Waas, Hoy (21st July 1913); native. 
EUPHRASIA BOREALIS (Townsend). 
Common on grassy and heathery pastures, and 
native at all the following places :—Stenness (6th 
August 1875); Binscarth, Firth (21st August 1880) ; 
Skaill, Sandwick (19th August 1881); Linksness, Hoy 
(20th August 1885); The Bout, Veness, Orphir (19th 
July 1912); Black Craig, Stromness (19th August 
1912); and Brims, Waas, Hoy (4th August 1918). 
EUPHRASIA GRACILIS (Fries). 
Common on heaths, and native at all the following 
places :—Hoy (15th August 1874); Waas, Hoy (9th 
August 1877); Burn of Ore, Waas, Hoy (16th July 
1912); Pegal Burn and North Dale, Waas, Hoy (7th 
August 1912); Brunt Hill, Stromness (28rd August 
1912); and near Rosehill, Stromness (30th August 
1912). 
EUPHRASIA SCOTTICA (Wettst.) 
Heath on hill-side, North Dale, Waas, Hoy (7th 
August 1912); native. 
