False chanterelle vs jack-o'-lantern: how to tell them apart

Quick answer

Both have true gills, but the false chanterelle's thin, crowded gills fork again and again, and it grows singly or scattered on rotting conifer wood, needle duff or wood chips; the jack-o'-lantern's sharp gills do not fork repeatedly, and it grows in dense, fused clusters at the base of hardwoods. The flesh is soft and pale in the false chanterelle, orange throughout in the jack-o'-lantern.

Toxic lookalike

The jack-o'-lantern is toxic.

The jack-o'-lantern (Omphalotus illudens) is poisonous; the false chanterelle (Hygrophoropsis aurantiaca) is not recorded as a dangerous poison. The Bay Area Mycological Society names illudins M and S as the main toxins in Omphalotus and describes a rapid onset of serious gastrointestinal symptoms, sometimes lasting several days. Tom Volk records severe cramps, vomiting and diarrhea, and the Missouri Department of Conservation notes that it is not life-threatening to healthy adults. The University of British Columbia's Mushrooms Up! guide records that information on the false chanterelle's edibility conflicts, that some field guides report adverse reactions, and that only one case of gastrointestinal upset appeared in the poisoning records summarized by the North American Mycological Association.

If someone has eaten a wild mushroom and feels unwell, or may have eaten one of these, call poison control now: 1-800-222-1222 in the US. Do not wait for symptoms.

Side by side

The tell for each

Orange false chanterelles with small caps on thin stems growing from green moss
Lookalike
False ChanterelleHygrophoropsis aurantiaca

The tellOrange cap with thin, crowded, repeatedly forked true gills, on rotting conifer wood or duff.

A dense orange cluster of jack-o'-lantern mushrooms growing from a rotting stump
Toxic lookalike
Jack-o'-LanternOmphalotus illudens

The tellBright orange clusters on wood with sharp true gills and orange flesh.

How they differ

Differences between the false chanterelle and the jack-o'-lantern
FeatureFalse ChanterelleJack-o'-Lantern
GillsFalse ChanterelleThin, crowded, forking repeatedly, usually brighter orange than the cap.Jack-o'-LanternSharp and crowded, running down the stem, not repeatedly forked.
GrowthFalse ChanterelleSingle or scattered.Jack-o'-LanternDense clusters with fused stems.
What it grows onFalse ChanterelleRotting conifer wood, needle duff, wood chips and mulch.Jack-o'-LanternHardwood stumps, tree bases and buried roots, especially oak.
SizeFalse ChanterelleCap 0.75 to 3 inches (2 to 8 cm).Jack-o'-LanternCap 2 to 8 inches (5 to 20 cm).
FleshFalse ChanterelleThin, soft, pale orange to whitish.Jack-o'-LanternOrange to pale orange throughout.
Spore printFalse ChanterelleWhite to cream.Jack-o'-LanternCream to pale yellowish.

FAQ

Common questions

Is the false chanterelle poisonous?

Reports conflict. Some field guides record adverse reactions, but the University of British Columbia's Mushrooms Up! guide notes only one case of gastrointestinal upset in North American poisoning records. It is not among the dangerous species.

Is the jack-o'-lantern a false chanterelle?

It is sometimes called one, but the name usually means Hygrophoropsis aurantiaca. The jack-o'-lantern is a separate, poisonous species in the genus Omphalotus.

Sources

Where these facts come from

  1. Hygrophoropsis aurantiaca

    MushroomExpert.com

  2. Omphalotus illudens

    MushroomExpert.com

  3. Hygrophoropsis aurantiaca, false chanterelle (Mushrooms Up!)

    Beaty Biodiversity Museum, University of British Columbia

  4. Toxic Mushrooms

    Bay Area Mycological Society

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