Book  (1947)  Page(s) 121.  
 
CILLY MICHEL (H.T.) is a brilliant combination of nasturtium-red, coral-red, and orange, with its large flowers borne on strong and long stems. Felberg-Leclerc 1928. Deciduous. Vigorous growth. Moderately fragrant...July-Sept. Hardy.

Book  (1936)  Page(s) 476.  
 
Michel, Cilly (HT) Felberg-Leclerc 1928; Mél. Soupert X Rosa Druschki; cress-red to nasturtium-brown-red, shaded orange and coral-red, large double, ovoid, solitary, fragrance 5/10, floriferous, continuous bloom, long strong stems, light green foliage, lasting, growth 7/10, upright. Sangerhausen

Website/Catalog  (1930)  Page(s) 38.  
 
Cilly Michel (HT. Felberg Leclerc, 1928).  Imported 1929-30,  has so far not come up  to expectations in this climate.  It may be supplied if desired for trial, but does not carry any recommendation.
 

Article (misc)  (1929)  Page(s) 223.  
 
Cilly Michel Hybrid Tea (J. Felberg-Leclerc, 1928.) 'Mme. Mélanie Soupert' x 'Felbergs Rosa Drushki'... mixture of clear nasturtium brownish red with orange-yellow and coral-red....