| No. | Miniature Size Hostas | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Radiant Edger' | Med-Green | Marginal | Yellow | TC Sport | Pale-Lavender | June into July | Zilis, Mark | .1990 |
|
2
| 'Rasha Maru' | Dark-Green | | | Nat-Sport | Deep-Purple | August to September | Solberg, Robert | --NR-- |
|
3
| 'Rashao Iwa' | Dark-Green | | - | Unknown | Unknown | - | Suzuki, Kichigoro | --NR-- |
|
4
| 'Raspatini' | Med-Green | | - | Hybrid | Light-Purple | August | Zilis, Mark | .2009 |
|
5
| 'Ray of Hope' | Med-Green | Streaked | Yellow | Sport | Light-Purple | August | Tower, Alan & Solberg, Robert | .2005 |
|
6
| 'Redfield's Mini' | Light-Green | | | Unknown | Med-Lavender | August | Lehrer, Jonathon | --NR-- |
|
7
| 'Remembered Always' | Dark-Green | Medial | White | Unknown | Unknown | - | Solberg, Robert | --NR-- |
|
8
| 'Rix Pix' | Yellow | | - | Hybrid | Near-White | June into July | Gilligan, Madelon & Goodenough, Rick | .2015 .2018 |
|
9
| 'Rock Master' | Med-Green | | - | Hybrid | Unknown | - | Aden, Paul | .1982 |
|
10
| 'Rock Princess' (Gracillima) | Unknown | | - | Unknown | Light-Purple | July | Unknown | --NR-- |
|
11
| 'Rocknoll Blue Dwarf' | Blue/Green | | - | Unknown | Unknown | August | Saur, B. & Ruh, Peter | .1996 |
|
12
| 'Rookie Mouse' | Med-Green | | - | Sport | Light-Purple | June into July | Szustakiewicz, Peter | --NR-- |
|
13
| 'Ruffled Green Mouse' | Dark-Green | | | Nat-Sport | Light-Purple | July | Van den Top, Jan | --NR-- |
|
14
| 'Ruffled Mouse Ears' | Blue/Green | | - | Sport | Med-Lavender | July | Zilis, Mark | .2011 |
|
15
| 'Ruffled Pole Mouse' | Med-Green | Medial | White | Sport | Light-Purple | July | Van den Top, Jan | --NR-- |
|
16
| 'Rusty's Blue Star' | Med-Green | | - | Unknown | Unknown | - | Rouillier, Denis | --NR-- |
|