Book  (1986)  Page(s) 194.  
 
'May Lyon' (COCbay). HT (J. Cocker, Cocker & Sons, 1983. [ ('Anne Cocker' x 'Arthur Bell') x 'National Trust' ] x 'Silver Jubilee'. Fl. medium pink, dbl. (35 petals), large, slight fragrance; Fol. large, medium green, glossy; bushy growth; mp.

Book  (1986)  Page(s) 59.  
 
Dawn Chisholm. Editor. A Rosy Northern Holiday. We also made time to visit the Parnell Rose Gardens [Auckland].... 'May Lyon' had beautiful little decorative-type buds and was doing well in a bed of new roses.

Book  (1983)  Page(s) 69.  
 
E. F. Allen, Awards To New Rose Seedlings In Great Britain In 1982. 
....The first is 'May Lyon', which I described last year when it received a TGC in December, 1981. The chief reason why it failed to improve on this award was because of poor rain resistance at St. Albans. In a hotter and drier climate it might make a better show.

Book  (1982)  Page(s) 39.  
 
E. F. Allen. Awards to Rose Seedlings in Great Britain in 1981. Trial ground Certificate to 2nd yr seedling.
'May Lyon'. [('Anne Cocker' x 'Arthur Bell') x 'National Trust] x 'Silver Jubilee'), a splendid HT by Cocker with scented flowers of a non fading pink. I have marked it highly from September, 1980, and it has often made an outstanding display.

Book  (1981)  Page(s) 143.  
 
Trial ground Awards, 1981. Trial ground Certificates from 2nd year trials.
'May Lyon. (Cocbay). Large flowered HT. James Cocker & Sons, Aberdeen. Trial Ground No. 4097. ('Anne Cocker' x 'Arthur Bell') x ('National Trust' x 'Silver Jubilee'). Bloom rose pink, full, 30 petals, slightly fragrant, borne singly and several together. Growth very vigorous and bushy. 3ft. Foliage glossy.