2 FLORA ORCADENSIS. 
Genus II].—RANUNCULUS. 
3. R. HETEROPHYLLUS. (Fries), Water Butteremp. 
Quarry near Truinbland, Rousay (July 1907, M. 
Spence) ; Loch of Burness, Westray (July 1853, Col. 
H. H. Johnston, C.R.) No doubt in other localities, 
4, R. Baupotit (Godr.), Waler Buttercup. 
Lochs of Brue, Lady, Sanday; and Burness, Westray 
(July 1883, Col. H. H. Johnston, C.B ); Copinshay ; Loch 
Bay and Millburn, Sanday ; bo, Mirkaday (Sept. 1909, 
M. Spence). 
5. R. TRICHOPHYLLUS (Chaix), Wuler Buttercup. 
R. Godronw (Gren.) is a variety with floating 
leaves. Quarry, Greentofts, Deerness ; Loch of Burness, 
Westray ; Lynnside, St. Ola (1874, Dr bortescue). 
This plant is fairly common, and is to be found ia 
several localities in addition to the above. (ean hy 
Mr Ar. Bennett.) 
6. R. DRovETU (Schultz), Water Bulle: cw). 
Dr J. T. Boswell, who says it is probalbiy more 
common than the last, reports this plant fiom Swan- 
bister. I have not a specimen. nor have | seen it 
growing. Loch of Aikerness (Dr Fortescue, 16 52). 
7. R. HEDERACEUS (Linn.), Lvy-leaved Butlercup. 
Rare. 
Quendale, Rousay (R. Heddle); Papa Westray, 
in three localities (Messrs Scarth and Spence, 5. 
1909). The only locality where I met with this, 1a 
addition to above, was in Fair Isle, in July 1894. 
