Corallorhiza odontorhiza
species of plant

Corallorhiza odontorhiza, common name fall coral-root or small-flowered coral-root, is a species of orchid widespread across eastern and central United States, and reported also from Mexico, Central America, Quebec and Ontario. In North America, it occurs in forested areas up to an elevation of 2800 m (9300 feet).
Corallorhiza odontorhiza is a non-photosynthetic species, with no chlorophyll. Hence it relies on fungi in the soil to supply it with nutrients. Stems are yellow to brown, bulbous at the base. There are no leaves. Flowers are typically reddish-purple with a white lip, the lip with small purple spots, though some plants are cleistogamous with non-opening flowers. The plant flowers from August through October in the eastern US.
Infraspecific taxa
Three infraspecific taxa are recognized as of May 2014:
Corallorhiza odontorhiza var. odontorhiza – Quebec, Ontario, eastern and central United States
Corallorhiza odontorhiza var. pringlei (Greenm.) Freudenst.
This brief starts where responsible research should: with the source description of “Corallorhiza odontorhiza” as species of plant. Everything that follows is an evidence route, not borrowed authority.
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The subject matters to the science & nature register because the source frames it as species of plant. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Oct 19, 2025. The linked authority identifier is Q15432276. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2014.
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This entry incorporates text from “Corallorhiza odontorhiza” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.