REMARKS ON THE MORPHOLOGY 



OF 



ROU BERBERIFOLIA, Pulas. 



BY 



MAXWELL T. MASTERS 



Owing to the kindness of the authorities of the Royal 

 Gardens al Kew and of my friend the Rev. H. Ewbank I 

 hâve recently had the opportunity of examining the construc- 

 tion of this extraordinary Rose. As the species has been des- 

 cribed and fîgured in several easily accessible works there 

 is no necessity to describe it again. I propose merely to 

 allude to those points in which the plant differs from ail 

 others of the genus Rosa, to those which hâve been hi- 

 therto overlooked, or to those which hâve been differently 

 interpreted by différent observers. How varied bave been 

 the views of botanists may be judged from the folio wing 

 notes arranged chronologically. 



In 1 789 oiir plant was first mentioned (witliout a name) 

 in de Jussieu's Gênera Plantarum, Appendix, p. 452, 



and in the folio wing terms « Species nova simpHcifolia, 



stipulis spinaeformibus et calycinis laciniis omnibus nudis, 

 Persica inventore D. Michaut» et éd. Uster (1791), p. 372. 



In 1795 Pallas described the plant in bis description of 

 the « Plant, nov, ex herb. et schedis defuncti botanici 



