Website/Catalog  (2012)  
 
Website

Polonaise, S, dp, Buck, [San Francisco × Prairie Princess], Buck, Dr. Griffith J.; bud ovoid, pointed; flowers deep pink, imbricated, 3 in., 43 petals, borne 5 - 10 per cluster; repeat bloom; foliage leathery, dark green with reddish veination; prickles awl-like, red-brown; dwarf, upright, bushy growth; hardy

Article (magazine)  (2010)  Page(s) 1781.  
 
Polonaise, Earth-Kind Brigade, Shrub, 1984, Griffith Buck, Ploidy 3x ....