Newsletter  (May 2018)  Page(s) 38.  
 
[From "Hardy Roses in Iceland", by Vilhjálmur Lúðvíksson, pp. 37-41]
...a Finnish found spinosissima-rose named 'Linnanmäki' gave a splendid show of large, cream-white, single flowers for an extended period and repeated the show accompanied by black hips and splendid leaf colours in the late fall.