| Description: An orchid that bears 5-30 drooping flowers on an erect stem. Each flower has three pale purple petals and three green sepals. Twayblade does not set much seed, and what pollinates it is largely unknown. Huge colonies exist, but may be the result of offsets. |
| Propagation: Seeds |
| Initial bloom (month and week): June W4 |
| Garden name: Shady Woodland Garden |
| Color of flower: Purple |
| Height: 4-10″ |
| Spread: 6″ |
| Family: Orchidaceae |
| Soil type: Acidic woodland soil |
| Soil moisture: Moist to medium |
| Light: Shade |
| Zone: 3-8 |