228 ANNALS OF SCOTTISH NATURAL HISTORY 



DRABA INCANA, Z., f. PROTRACTA, Norman, " Fl. Arct. Norveg.' 1 

 X3, 1893. Rocky ledges near the sea, Latheron, J. Grant, sp. 

 Specimens from the Yarrow Hills (J. Grant) may also belong 

 here, but are too young for certainty. Some of the lower 

 pedicels on the Latheron examples are i inch long. 



SISYMBRIUM THALIANUM, J. Gay, f. ciLiATA. Wall top near Thurso, 

 E. S. Marshall, sp. Type abundant on rocks near Forss 

 Bridge, E. S. Marshall. 



CARDAMINE IMPATIENS, Z., R. Brown in "Trans. Ed. Bot. Soc.," 

 329. Very uncertain as a Scotch species. 



BARBAREA ARCUATA, Reich. " Frequent, and I believe native, by 

 the Wick River, two to five miles above the town," E. S. Mar- 

 shall, sp. Agrees well with German specimens from Prof. 

 Hauseknecht. 



EROPHILA PR^ECOX, DC. Frequent at Dunnet Links, and on the 

 grassy cliffs hard by, E. S. Marshall. 



ARABIS RETZIANA, Beurling, " PI. vase. Scand. nempe Suec. et 

 Nor.," 4, 1859. Dorrery hills at 500 feet, Dr. Davidson, sp. 

 Looks very different in habit from the plant of the southern 

 chalk downs. 



VIOLA RIVINIANA, Reichb. Near Forss Bridge, E. S. Marshall. 



V. SYLVESTRIS, Reichb. Bank near Bilbster Station, and among 

 heather in the neighbourhood, E. S. Marshall. 



V. CURTISII, Forst., var. MACKAII, " Lond. Cat.,'' 1867. Links of 

 Greenland, Dr. Shoolbred, sp. Between Achergill and Wester 

 Water, J. Grant, sp. 



LYCHNIS FLOS-CUCULI, L. Wick river by Milton, J. Grant, sp. 

 SILENE CUCUBALUS, Wibel. Watten, A. Sutherland. 



CERASTIUM TETRANDRUM, Curtis. Reay, Thurso, Druce !. South 

 Head, Wick, Grant, sp. 



ARENARIA PEPLOIDES, L. Sandside Bay, Reay, Dr. Shoolbred. 

 SAGINA APETALA, L. Reay Links, W. F. Miller !. 



S. MARITIMA, Don. Reay Links, Miller, sp. North Battery, Wick, 



J. Grant, sp. 

 S. NODOSA, Fenzl. Reay Links, bank of Isauld Burn, W. F. Miller. 



BUDA RUBRA, Dui. (Spergularia rubra, Fenzl.). By the railway at 

 Georgemas, Druce, I.e. 



GERANIUM PRATENSE, L. Mr. Nicolson marks this. It was 

 gathered in E. Ross by Mr. Marshall in 1891, and in E. 

 Inverness by Mr. Druce in 1888. It grows in Sweden, north 



