Cenník ruží podzim 1936 - jaro 1937 - Jan Böhm, Blatná:
(The price-list of roses fall 1936 - spring 1937 - Jan Böhm, Blatná:)
str. (page) 5:
Ignis (Chotkové rozárium-Chotek´s Rosarium)
ohnivo cervená, bohato kvitnúca - fire red, rich flowering
Ker Kcs 4,- stromcek 15,- polostromcek 10,- - shrub Kcs 4,-, rose tree 15,- half tree 10,-

Ignis (M. H. Choteková, 1934)
chance seedling from R. x macrantha DESP. , found by M. H. Chotek in her rosarium in Dolna Krupa (near Trnava), Austro-Hungaria, todays Slovakia