| Hosta | Doctor Reath |
| Status | registered |
| Originator(s) | David Reath/Pete Ruh 1997 |
| Origin | sieboldiana sport |
| Size category | large |
| Plant height x width | 75x130 cm (30x51 in.) |
| Leaf length x width | 28x22 cm (11x9 in.) |
| Vein pairs | 15-16 |
| Leaf color | (blue-green,mottled,yellow)>green |
| Variegation | streaked |
| Leaf | thick, corrugated |
| Petiole | |
| Scape | |
| Scape height | 85 cm (33 in.) |
| Flower | near white,tubular |
| Flower length | 5 cm (2 in.) |
| Fragrant | |
| Flowering period | June - July |
| Fertile | yes |
| Pod | blue-green |
| Ploidy | |
| Patents | |
| Info | ='Dr. Reath'. ='Filagree'? Mottled sieboldiana type. Mottled in spring. According to Pete Ruh, it is the same as H. 'Filagree'. |
| Sports | |
| Progeny | 'Lady Michelle' hybrid |