Bilberry

In Great Britain and/or Ireland:
Foodplant / nest
female of Andrena lapponica provisions nest with pollen of Vaccinium myrtillus

Foodplant / saprobe
embedded, then erumpent apothecium of Coccomyces leptideus is saprobic on live twig of Vaccinium myrtillus
Other: major host/prey

Foodplant / mycorrhiza / ectomycorrhiza
fruitbody of Cortinarius bolaris is ectomycorrhizal with live root of Vaccinium myrtillus
Remarks: Other: uncertain

Plant / resting place / on
adult of Cryptocephalus labiatus may be found on Vaccinium myrtillus
Remarks: season: 3-11

Foodplant / saprobe
scattered, pseudoplurilocular stroma of Cytospora coelomycetous anamorph of Cytospora vaccinii is saprobic on dead, locally blackened stem of Vaccinium myrtillus
Remarks: season: 5

Foodplant / sap sucker
adult of Elasmucha ferrugata sucks sap of Vaccinium myrtillus
Other: major host/prey

Foodplant / gall
fruitbody of Exobasidium arescens causes gall of live leaf of Vaccinium myrtillus
Other: sole host/prey

Foodplant / gall
fruitbody of Exobasidium myrtilli causes gall of shoot of Vaccinium myrtillus

Foodplant / feeds on
Globiceps fulvicollis cruciatus feeds on Vaccinium myrtillus
Other: minor host/prey

Plant / associate
fruitbody of Leccinum vulpinum is associated with Vaccinium myrtillus

Foodplant / spot causer
erumpent pseudothecium of Leptosphaerulina myrtillina causes spots on live leaf of Vaccinium myrtillus
Remarks: season: 9-10

Foodplant / hemiparasite
Melampyrum sylvaticum is hemiparasitic on root of Vaccinium myrtillus

Foodplant / saprobe
in groups of 2 or 3, long-stalked apothecium of Monilinia baccarum is saprobic on dead, fallen, mummified fruits of Vaccinium myrtillus
Remarks: season: 5

Foodplant / parasite
telium of Naohidemyces vacciniorum parasitises leaf of Vaccinium myrtillus
Other: major host/prey

Foodplant / mycorrhiza / endomycorrhiza
mycelium of Oidiodendron maius is endomycorrhizal with live root of Vaccinium myrtillus

Foodplant / saprobe
deep-seated stroma of Pezicula myrtillina is saprobic on dead, dry branch of Vaccinium myrtillus
Remarks: season: 7-12

Foodplant / pathogen
Phytophthora kernoviae infects and damages lesioned stem of Vaccinium myrtillus

Foodplant / pathogen
Phytophthora ramorum infects and damages Vaccinium myrtillus

Foodplant / pathogen
Phytophthora sp. nov. infects and damages lesioned stem of Vaccinium myrtillus

Foodplant / gall
Phytoplasma (ined) causes gall of proliferating stem of Vaccinium myrtillus

Foodplant / parasite
cleistothecium of Podosphaera myrtillina parasitises live leaf of Vaccinium myrtillus

Foodplant / open feeder
larva of Pristiphora mollis grazes on leaf of Vaccinium myrtillus
Other: sole host/prey

Foodplant / open feeder
larva of Pristiphora quercus grazes on leaf of Vaccinium myrtillus

Foodplant / saprobe
erumpent stroma of Protoventuria elegantula is saprobic on dead, fallen leaf of Vaccinium myrtillus
Remarks: season: 5

Foodplant / saprobe
erumpent stroma of Protoventuria myrtilli is saprobic on dead leaf of Vaccinium myrtillus

Foodplant / saprobe
immersed just beneath epidermis perithecium of Pseudomassaria vaccinii is saprobic on dead twig of Vaccinium myrtillus
Remarks: season: 1

Foodplant / saprobe
acervulus of Seimatosporium coelomycetous anamorph of Seimatosporium vaccinii is saprobic on dead twig of Vaccinium myrtillus

Foodplant / spot causer
epiphyllous, gregarious, minute pycnidium of Septoria coelomycetous anamorph of Septoria stemmatea sensu Sacc. causes spots on stem of Vaccinium myrtillus
Remarks: season: 9

Foodplant / saprobe
opening by slit apothecium of Terriera cladophila is saprobic on dead, attached bark (subapical) of Vaccinium myrtillus
Remarks: season: 4-6