Website/Catalog  (2018)  Page(s) 16.  Includes photo(s).
 
Lisa COWli  A deep pink mutation of the already famous & well established ‘Esther Geldenhuys’. ‘Lisa’ sports the same magnificent spiralled blooms, tremendous vigour & constant production of perfect cut flowers throughout the season. 

Book  (Apr 1993)  Page(s) 316.  
 
Lisa Maree Hybrid Tea, deep pink, reverse lighter, 1989, 'Esther Geldenhuys' sport; Cowper, Mrs. Maree. Description.