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  Photo courtesy of Natalie
Bloom: Single (4-8 petals) bloom form.  Once-blooming spring or summer.   
Habit: Short, few or no prickles/thorns.  
 
Patents: Patent status unknown (to HelpMeFind). 
Notes: (R.wich-Thless x Old Blush) nth plant; Created as part of a genetic study.  Plants 3-27 exist.  Most often used is WOB26, Several progeny from this cross also exist |