(1908)  Page(s) 401, 411.  
 
[From article "Kritische Übersicht der bekannten Fälle von Knospenvariation" (Critical overview of the known cases of bud variation) by Piter Johannes Samuel Cramer]
The bud variation with uniform red blooms, which originated at the var. Panachée d'Orléans, the var. Dr,. Hurta was also in other....
The bud variation Dr. Hurta is thus based partly on atavism (see par. 6,7 striped varieties).

p. 411: "In the year 1868 the striped variety suddenly produced three large bright red blooms on densely armed branches. This new variety, the var. Dr. Hurta was seen in further propagation to be very inconsistent (Wien. ill. Gart. 1893, p. 331. Beck v. Mannagetta after Geschwind, the breeder of the var. Dr. Hurta). Carrière also mentions about the var. Panachée d'Orléans, that she often partly...