Article (magazine)  (2023)  
 
...our data confirm the previously reported ploidy of 10 accessions and dispute the ploidy of the other six accessions, i.e., Knock Out®, Home Run®, Miracle on the Hudson®, Blushing Knock Out®, Double Knock Out®, and Oso Easy Paprika®. Each of these six cultivars was previously reported as triploid (D. Zlesak, Per. Comm.).... However, the relative genome sizes determined by flow cytometry indicate that each cultivar is tetraploid...

Miracle on the Hudson^® 'LGHR1', Source/Accession JCRA [JC Raulston Arboretum, Raleigh NC]  ...Estimated ploidy level(x) 4 

Magazine  (Jul 2009)  Page(s) 74.  
 
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Miracle on the Hudson, S, mr, 2009, [Lyn Griffith x Home Run], Rippetoe, Robert Neil ... description