Book  (1936)  Page(s) 188.  
 
van Dael (muscosa centifolia) Laffay 1850; dark lilac, center black-purple, medium size, double, flat

Book  (1910)  Page(s) 246.  
 
Vandael Moss. Flowers rich purple, lilac edges, large and full; growth robust. A good dark Moss Rose.

Book  (1899)  Page(s) 176.  
 
Van Dael, centifolia muscosa, Laffay, 1850, lilas foncé

Book  (1885)  Page(s) Vol. 2, p. 337.  
 
Cent. mous. Van Dael. LAFFAY 1852. Fleur moyenne, pleine, plate; coloris lilas foncé, au centre noirâtre.

Book  (1880)  Page(s) Annex, p. 131.  
 
moss, Van-Dael (Laffay, 1853), dark lilac, center black-purple, medium size, full, flat

Website/Catalog  (1861)  Page(s) 60.  
 
Moss...
228. Vandael, medium size, full, dark lilac with velvety blackish purple.

Book  (1858)  Page(s) 158.  
 
Rosa centifolia muscosa ... Van Dael, (Laffay, 1843), medium size, full, dark lilac with blackish purple centre, flat form.