| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Captain America' | Large | Dark-Green | Marginal | Yellow | Hybrid | Near-White | June into July | Balitewicz, Bob | --NR-- |
|
2
| 'Captain Kirk' | Large | Blue/Green | Medial | Yellow | Sport | Pale-Lavender | July | Brill, Kirk | .1999 |
|
3
| 'Centennial' | Giant | Blue/Green | | - | Unknown | Unknown | Unknown | Ward, Dr Dick & Ward, Jane | .1996 |
|
4
| 'Charlie's Angels' | Large | Yellow | | - | Sport | Pale-Lavender | June | Zilis, Mark | .2009 |
|
5
| 'Chester' | Large | Blue/Green | Marginal | Yellow | Unknown | Near-White | Unknown | Westberg, Jim | --NR-- |
|
6
| 'Cheyenne' | Large | Med-Green | | - | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
7
| 'Civil War' | Large | Blue/Green | | - | Unknown | Near-White | July | Freeman, Franc & Freeman, Sally | .2008 |
|
8
| 'Clem Kadiddlehopper' | Large | Blue/Green | | - | Unknown | Pale-Lavender | - | Sawyer, Rick | --NR-- |
|
9
| 'Commander Adama' | Medium | Med-Green | Marginal | White | Nat-Sport | Pale-Lavender | July into August | Rank, Stefan | --NR-- |
|
10
| 'Condor' | Small | Med-Green | | - | Hybrid | Light-Purple | August September October | Sugita, Hajime & Ruh, Peter | .2002 |
|
11
| 'Conehead' | Small | Med-Green | | - | Unknown | Unknown | - | Avent, Tony | --NR-- |
|
12
| 'Cosmos' | Small | Dark-Green | Medial | White | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
|
13
| 'Counter Point' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | July | Aden, Paul | .1982 |
|
14
| 'Cyberstar' | Giant | Dark-Green | Marginal | White | Hybrid | Near-White | June into July | Elslager, Ed | .2002 |
|