E-Flora BC: Electronic Atlas of the Flora of British Columbia

Mutinus caninus (Huds.) Fr.
dog stinkhorn
Phallaceae

Species account author: Ian Gibson.
Extracted from Matchmaker: Mushrooms of the Pacific Northwest.

Introduction to the Macrofungi

© Sharon E. Godkin  Email the photographer   (Photo ID #71036)

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Distribution of Mutinus caninus
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Species Information

Summary:

Not available
Fruiting body:
begins as egg-like form up to 2.5(4)cm tall; outer covering "white or occasionally with a faint pinkish or yellowish tinge, with an inner gelatinous layer", rupturing to form a volva at the base of the stem; mature fruitbody 5-10cm tall and 0.5-1.2cm thick, erect or curved slightly, roughly cylindric or wider near top, without a differentiated cap but with a "blunt, rounded or abruptly narrowed, often perforated tip"; fertile part (covering the upper 2-3cm but not the tip) white (var. albus) or bright orange-red to red to pink, but at first with slimy or mucilaginous covering that is olive to deep olive-brown and at maturity foul-smelling, (Arora), egg 2-4cm x 1-2.5cm, ovoid-elongated or pear-shaped, white or pale yellow with a mycelial crown at base, broken at top into 2-3 lobes from which the fruitbody emerges, (Lincoff), egg with white mycelial cords at base, (Schalkwijk-Barendsen)
Stem:
more or less equal, "hollow, fragile, spongy (minutely chambered)"; white in var. albus, or "colored like cap (orange-red to orange or pink) or often paler or even white toward the base"; veil (indusium) absent, but volva a white, lobed sack or pouch; base usually with one or more white mycelial cords attached, (Arora)
Odor:
slime is fetid, though not as strong as in Phallus impudicus or Clathrus ruber, (Arora), lightly foxy (Schalkwijk-Barendsen)
Microscopic:
spores 3-7 x 1.5-2.5 microns, elliptic or oblong, smooth, (Arora), spores 3.5-5 x 1.5-2 microns, (Smith)

Habitat / Range

single to gregarious or clustered on ground and rotten wood in gardens, roadsides, woods, etc., (Arora), summer and fall (Bacon)

Synonyms and Alternate Names

Phallus caninus Huds.

Taxonomic and Nomenclatural Links

Additional Range and Status Information Links

Edibility

eggs have been eaten by some (Arora), poisonous Amanitas also egg-like when young

Additional Photo Sources

Related Databases

Species References

Arora(1), Lincoff(1)*, Redhead(5), Schalkwijk-Barendsen(1)*, Courtecuisse(1)*, Smith(4), Bacon(1)*, Buczacki(1)*, McBride(1)*

References for the fungi

General References