Bergenin and norbergenin are chemical compounds that can be isolated from rhizomes of B.
Stachys affinis, a species of Chinese betony with edible rhizomes, sometimes referred to as a "crosne," after the French commune, where it was first cultivated in France.
The rhizomes are used in various Asian cuisines (for example in Thai and Lao tom yum and tom kha gai soups, Vietnamese Huế cuisine (tré) and throughout Indonesian cuisine, for example, in soto).
Galangal, one of several plants in the ginger family with aromatic rhizomes used for food and medicines
It can be isolated from the rhizomes of the fern Selliguea feei.
Kentjur is a common name for several plants in the Zingiberaceae family native to Asia with rhizomes used as spices.
This plant, particularly the rhizomes, are a food source of muskrat, nutria, and other animals; it is strongly favored by the Snow Goose in its wintering grounds.
Veratramine is a hypotensive alkaloid isolated from the rhizomes of Veratrum.