Ball – Blooms are ball shaped with uniform florets, involute for most of their length,
and fully involute for more than half the length: the ray florets reflex toward the
stem. Ray floret tips in cross-section should be circular and exhibit little distortion,
completely filling the floral head and are either round or blunt without notch or
Miniature Ball- Except for size, miniature ball and ball dahlias possess the same
Pompon- The ray florets are involute for whole of their length and fully involute
for half their length. Except for size they are similar to the ball description.