THE LATE JOHN ROY, LL.D. 75 



LIST OF PAPERS BY DR. ROY. 



" Recent Additions to the Flora of the North-East of Scotland " (Scot. 

 Nat., 1872, i. p. 272). A short note enumerating twenty-five 

 species and varieties new to the district. 



" Anacalypta latifolia in Perthshire," I.e. (Glen Tilt, found by Prof. 

 Barker). 



"Double Flowers," I.e. (of Cardain. prafensis, Lep. Smithii, and 

 Veron. saxatilis}. 



" Contributions to the Desmid Flora of Perthshire " (Scot. Nat., 

 1877, iv. pp. 68-74). A brief introduction on mode of 

 collecting material, followed by a list of all known species from 

 Perthshire, including P. rufopellitum, n. sp., described. 



"List of the Desmids hitherto found in Mull " (Scot. Nat., 1883, 

 New Ser. I., pp. 37-40). With a supplementary list of twenty- 

 six species from Ben Blaven, in Skye. 



" Additions and Corrections to Topographical Botany, Ed. II., for the 

 Counties from Forfar to Elgin, inclusive," by Professor Trail 

 and John Roy (Trans. Aber. Nat. Hist. Soc., 1885, pp. 13- 

 20). Many new county records. 



" The Fauna and Flora of Snow and Ice " (Scot. Nat., 1885, New Ser. 

 II., pp. 122-127). This is based on Prof. Wittrock's paper on 

 the same subject. 



" Notes on Japanese Desmids, No. I.," by John Roy and J. P. 

 Bisset (Jonrn. Bot., 1886, pp. 193-196, 237-242, Plate 

 CCLXVIII). 



" Historical Sketch of the Freshwater Algae of the East of Scotland " 

 (Scot. Nat., 1887, New Ser. III., pp. 148-159). Some marine 

 Algae also are referred to. 



"Sciadium Arbuscula, Braun, at Alford in Aberdeenshire" (Scot. Nat., 

 1890, New Ser. IV., p. 198). 



"The Desmids of the Alford District" (I.e., pp. 199-210). Descrip- 

 tions are given of Closterium pseudodiana, n. sp., Cosmarium 

 gradation, n. sp., and C. Slewdnunense, n. sp. 



"The Desmidieoe of East Fife" (Ann. Scot. Nat. Hist., 1892, vol. 

 i. pp. 193-197). 



"On Scottish Desmidieae " (I.e., 1893-94, vol. ii. pp. 106-111, 170- 

 180, 237-245; vol. iii. pp. 40-6, 100-5). This paper is at present 

 appearing in our pages, is the most complete yet treating of 

 British Desmids, and is likely to remain so for some time. 



J. W. H. T. 



