Kebnat
MUSHROOMS

Cedar quince rust

Gymnosporangium clavipes

Mushrooms
Cedar quince rust, photo 1 of 5
Cedar quince rust, photo 2 of 5
Cedar quince rust, photo 3 of 5

Assisted identification only. Never eat anything without an expert’s confirmation.

Fungus.

There are 24 observations of Cedar quince rust in Québec, mostly in Bas-Saint-Laurent, Montréal and Chaudière-Appalaches, and it has been reported in 6 of the 17 regions. They peak in June and July.

Through the year

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Where to see it

  1. Bas-Saint-Laurent6
  2. Montréal6
  3. Chaudière-Appalaches5
  4. Outaouais3
  5. Côte-Nord3
  6. Montérégie1

Grows on

SaskatoonAmelanchier alnifolia
Common juniperJuniperus communis
Black chokeberryAronia melanocarpa
Dotted hawthornCrataegus punctata
PearPyrus communis
European crab appleMalus sylvestris
American mountain-ashSorbus americana
Japanese flowering quinceChaenomeles japonica
Canadian serviceberryAmelanchier canadensis
Eastern red-cedarJuniperus virginiana
Red chokeberryAronia arbutifolia
TOXIC
Oneseed hawthornCrataegus monogyna

Similar species

Cedar-apple rustGymnosporangium juniperi-virginianae
Cedar-Hawthorn RustGymnosporangium globosum
TOXIC
Witch's butterTremella mesenterica
Orange Jelly SpotDacrymyces chrysospermus
Deer vomitFusicolla merismoides
Crowded parchmentStereum complicatum
Tongues Of FireGymnosporangium clavariiforme