Rose of Ayrshire ( 牝 1905 鹿毛 Ayrshire )
 |-- Scotch Rose ( 牝 1912 鹿毛 Your Majesty )
 |   |-- Scutter ( 牝 1920 鹿毛 Stornoway )
 |   |   `-- Acid Flight ( 牝 1929 栗毛 Lemonora )
 |   `-- Pantheon ( 牡 1921 鹿毛 Tracery )
 |-- Rosmarin ( 牝 1914 St. Frusquin )
 |   `-- Rosalia ( 牝 1924 Phalaris )
 |-- Roseway ( 牝 1916 黒鹿毛 Stornoway )
 |   |-- Roseola ( 牝 1923 青毛 Swynford )
 |   |   |-- Astronomer ( 牡 1931 黒鹿毛 Asterus )
 |   |   |-- Roseleaf ( 牝 1933 黒鹿毛 Kantar )
 |   |   `-- Tornado ( 牡 1939 鹿毛 Tourbillon )
 |   |-- アーボー ( 牝 1930 栗毛 Fair Play )
 |   `-- Entwine ( 牝 1932 鹿毛 Chance Shot )
 |   |   `-- Breathless ( 牝 1937 青毛 Haste )
 |-- Roselet ( 牝 1917 Stornoway )
 |   |-- Roseray ( 牝 1925 鹿毛 Craig an Eran )
 |   |   `-- Rosita Forbes ( 牝 1933 栗毛 Macon )
 |   `-- Paper Rose ( 牝 1932 栗毛 Papyrus )
 |   |   `-- Sailors Rose ( 牝 1940 Admiral Drake )
 `-- Roseal ( 牝 1918 鹿毛 Fairy King )
 |   `-- Silver Flower ( 牝 1925 栗毛 Silvern )
 |   |   |-- Sisu ( 牝 1938 黒鹿毛 Melfort )
 |   |   `-- New Flower ( 牝 1940 栗毛 Nuffield )