Plant Parasites of Europe

leafminers, galls and fungi

Helicobasidium purpureum

Helicobasidium purpureum (Tulasne) Patouillard, 1885

violet root rot

parasite

Violet-coloured hyphae from a film over the onderground parts. When a fruiting body is formed this is in the form of a violet crust, covered with multicellular basidia; the smpores measure 6-8 x 10-12 µm.

host plants

polyphagous

Abies; Acer; Alliaria; Allium; Alstroemeria; Althaea; Antirrhinum; Apium; Aquilegia; Asarum; Asparagus; Atriplex; Beta; Bituminaria; Brassica; Buxus; Centaurea; Chenopodium; Cichorium; Convolvulus; Coronilla; Crambe; Crataegus; Crocus; Cucumis; Daucus; Dianthus; Dipsacus; Erysimum; Foeniculum; Fragaria; Geranium; Humulus; Ilex; Iris; Lactuca; Larix; Levisticum; Ligustrum; Lupinus; Malus; Medicago; Mentha; Mercurialis; Morus; Myosotis; Nicotiana; Onobrychis; Ononis; Ornithopus; Papaver; Parthenocissus; Pastinaca; Petroselinum; Phaseolus; Phlox; Phytolacca; Picea; Pinus; Plantago; Polygonatum; Polygonum; Primula; Prunus; Pseudotsuga menziesii; Quercus; Ranunculus; Raphanus; Rheum; Rhus; Ribes; Rosa; Rubia; Rubus; Rumex; Salix; Sanguisorba; Spergula; Spinacia; Taraxacum; Tragopogon; Trifolium; Tulipa; Urtica; Veronica; Vicia; Viola; Vitis.

synonyms

Helicobasidium brebissonii (Desmazières) Donk, 1950; Rhizoctonia crocorum (Persoon) de Candolle, 1915.

references

Alaei, De Backer, Nuytinck, ao (2009a), Brandenburger (1985a: 12), McTaggart, Geering & Shivas (2014a).

Last modified 6.xii.2022