Book  (1936)  Page(s) 651.  
 
Schneeflocke (multiflora) Praskac 1914; Euphrosyne X Gruss an Zabern; pure white, medium-size, semi-double, large clusters of 20-70, once-blooming, long-blooming, growth 8/10, climbing, 3 m., Sangerhausen

Website/Catalog  (1914)  Page(s) New Roses, p.1.  
 
Climbers...Schneeflocke (Praskac 12). Medium size, pure white, semi-double, in large clusters as not encountered with any other rose. The bloom is very lasting. Dark green foliage, resistant against diseases. Vigorous, producing very long canes, few, but sharp prickles. (Euphrosyne X Gruss an Zabern)