Book  (1936)  Page(s) 358.  
 
Ianthe (?) in England before 1817; red, double

Magazine  (24 Dec 1881)  Page(s) 612.  
 
Catalogue of Trees and Shrubs Cultivated in the Garden of Bitton Vicarage, December, 1830.
Rosa spinosissima
Ianthe

Book  (1849)  Page(s) 31, supplement.  
 
Descriptive List of Roses.
List of roses that bloom only once in the season.
Scotch Roses.
1845 Ianthe... New.

Book  (1846)  Page(s) 77.  
 
The Scotch, or Burnet Rose. Rosa Spinosissima.
To [the above-listed varieties] may be added Ianthe, Jugurtha, Rœser, Saturnia, Stephani, and other choice varieties, where an extensive collection is desirable.

Website/Catalog  (1833)  Page(s) 24.  
 
Scotch Roses. Fifty cents.
44. Ianthe

Book  (1833)  Page(s) 119.  
 
ROSA, ROSE.
New garden varieties of the Spinosissima, in the Rosarium Scoticum
Jangthea [sic].

Website/Catalog  (1826)  Page(s) 17.  
 
Alphabetical List of Roses.
Those Marked + are Double Scotch Roses.
+ Ianthe