The Scottish Naturalist. 313^ 



worked out better in Scotland. They are at present in much 

 confusion. 



* 49. P. Trailii Plowright. (Scot Nat. N.S., III., 356). 



I. (AZcidium rubellum Grev. p.p.). 



On * Rumex Acetosa / May — July. 



II. — III. On * Phragmites communis ! August — April. 

 All stages are abundant on their respective food plants 

 near Aberdeen in several localities ! 



Dee! 



50. P. Magnusiana Korn. 



I. (ALcidium Ranunculacearum D.C. of Greville's " Flora 

 Edin." p. 446, p.p.) 



On Ranunculus bulbosus and R. repens. 

 Forth. 



III. (P. graminis Pers., var. Arundinis, of Greville, I.e. 



P- 433)- 

 On Phragmites communis. 

 Forth. 



I know nothing of this as a Scotch fungus ; the above identi- 

 fications are taken from Plowright's " Uredineoe." 



51. P. MolinisB Tul. 



I. (s&cidium Orchidearum Field., M.S., 1377). On Orchis 

 latifolia. June — July. 



Tay (Monikie, Rev. J. Fergusson). 



II. — III. (M.S., 1 2 18), On Molinia ccerulea ! August — 

 October ! 



Clyde \ (Glen Aray !), Tay, A r gyle I (Dalmally ! Mull, 

 F. B. White). 



The biology of the above forms requires investigation in Scot- 

 land ; the observations and records here as yet scarcely seem re- 

 concilable with those made on the Continent of Europe. 

 *52. P. perplexans Plowright. (Scot Nat. N.S., III, 171;. 



I. (jEciclium Ranunculacearum D.C. , p.p.). 



On * Ranunculus acris. June. 

 Dee (Aboyne). 



II. — III. On * Alopecurus pratensis. July. 



Dee (Aboyne). 



The various forms were found in close proximity by Mr. G 

 Brebner, who gave me specimens of each. 

 *53- P- persistens Plowright. 



