What is the mature size of the Crested Coral Root Orchid?

One to three (1-3) feet (30.48 - 91.44 centimeters) is the mature size of the Snowy Orchid (Habenaria nivea).

Specifically, the orchid has a tall, slender, blue-green stem. There is quite an expanse of stem between the flower cluster at the top and the leaves at the base. The flowers are delicate, and the leaves are narrow and grow around the plant base.