western gall rust

Cronartium harknessii

Member of pine galls
family Coleosporiaceae
rust fungi (order Pucciniales)
basidiomycete fungi (phylum Basidiomycota)
fungi including lichens (kingdom Fungi)
galls

Caution: There may be other wild species of this genus not yet included in this guide.

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• forms in branches of pines (genus Pinus)

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Chris’s observations: 2 (none are research grade)

Locations:

• Henry Coe SP
• Mt. Diablo SP

Months:

• May: 1
• Jun.: 0
• Jul.: 0
• Aug.: 0
• Sep.: 0
• Oct.: 0
• Nov.: 1

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Taxon info: iNaturalist – Gallformers

Bay Area species: iNaturalist