Erysiphe heraclei (de Candolle) Wallroth, 1819

on Apiaceae

Erysiphe heraclei: cleistothecia on Anthriscus sylvestris

Anthriscus sylvestris, Nieuwendam: upperside of the leaf, with cleistothecia

Erysiphe heraclei: asci

asci

Erysiphe heraclei: conidia

conidia

Erysiphe heraclei on Heracleum sphondylium: conidia

Heracleum sphondylium, Zunderdorp: conidia

Erysiphe heraclei on Heracleum sphondylium: foot cell

foot cell of the conidiohore

Erysiphe heraclei: germinating conidiumErysiphe heraclei: germinating conidium

germinating conidia

Erysiphe heraclei: germinating conidiumErysiphe heraclei: germinating conidium

germinating conidia

Erysiphe heraclei: appressoriumErysiphe heraclei: appressorium

appressoria

Erysiphe heraclei: cleistothecium with appendages

Heracleum sphondylium, Belgium, prov. Antwerp, Mol, den Diel © Carina Van Steenwinkel: cleistothecium (epiphyllous)

Erysiphe heraclei: asci

asci

gall

mycelium amphigenous, mealy-flaky. Conidia solitary, without fibrosin bodies. Cleistothecia with 3-7 asci, containing 3-5 spores. Appendages variable in number, myceloïd, septate, attached at the lower side of the cleistothecium, eventually brown, sometimes strongly, even coralloid, branched, 0.5-1.5 the cleistothecial diameter.

host plants

Apiaceae, oligophagous

Aegopodium podagraria; Aethusa cynapium; Ammi majus, visnaga; Anethum graveolens; Angelica archangelica & subsp. litoralis, nitida, palustris, razulii, sylvestris; Anthriscus caucalis, cerefolium, nitidus, sylvestris & subsp. nemorosus; Apium graveolens; Astrantia major; Astrodaucus littoralis; Athamanta montana; Berula erecta; Bifora radians; Bubon macedonicum; Bunium bulbocastanum; Bupleurum; Carum carvi; Caucalis platycarpos; Chaerophyllum aromaticum, aureum, bulbosum, hirsutum, macrospermum, nodosum, prescottii, temulum, villarsii; Cicuta virosa; Conioselinum tataricum; Conium, maculatum; Coriandrum sativum; Daucus carota & subs. maximus, guttuatus & subsp. zahariadii, muricatus; Drusa oppositifolia; Eryngium caeruleum, campestre, creticum, planum; Falcaria vulgaris; Ferula assa-foetida, sadleriana; Foeniculum vulgare; Heracleum asperum, mantegazzianum, persicum, pubescens, sphondylium & subsp. alpinum + pyrenaicum + sibiricum + transsilvanicum, stevenii; Krubera peregrina; Laser trilobum; Laserpitium latifolium, siler; Levisticum officinale; Ligusticum lucidum; Myrrhis odorata; Oenanthe aquatica, silaifolia; Orlaya daucoides, grandiflora; Pastinaca sativa & subsp. urens; Petroselinum crispum; Peucedanum alsaticum, arenarium, austriacum, cervaria, hispanicum, latifolium, officinale, oreoselinum, ostruthium, palustre, venetum; Physospermum cornubiense; Pimpinella anisum, lutea, major, nigra, rhodantha, saxifraga, tragium, villosa; Pleurospermum austriacum, uralense; Pseudorlaya pumila; Ridolfia segetum; Scandix pecten-veneris; Selinum carvifolia, dubium; Seseli gracile, libanotis, rigidum subsp. peucedanifolium. tortuosum; Silaum silaus; Sium latifolium, sisarum; Smyrnium olusatrum, perfoliatum & subsp. rotundifolium; Thapsia villosa; Tordylium apulum, maximum, officinale; Torilis africana, arvensis & subsp. neglecta, japonica, leptophylla, nodosa, ucranica; Trinia multicaulis; Turgenia latifolia.

synonyms

Erysiphe umbelliferarum (Leveillé) de Bary, 1870.

references

Ale-Agha, Boyle, Braun ao (2008a), Bahçecioğlu & Kabaktepe (2009a), Blumer (1946a, 1967a), Brandenburger (1972a, 1985a), Braun (1995a), Braun & Cook (2012a), Bresinsky (2016a), Czerniawska (2001a), Czerniawska, Madej, Adamska ao (2000a), Doppelbaur & Doppelbaur (1973a), Dynowska, Fiedorowicz & Kubiak (1999a), Ellis & Ellis (1997a), Fraiture & Vanderweyen (2009a), Heluta, Hayova, Tykhonenko ao (2010a), Jage, Klenke, Kruse ao (2016a), Jage, Klenke & Kummer (2010a), Jage, Kruse, Kummer ao (2013a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a, 2019a), Kruse & Jage (2014a), Kruse, Thiel, Brodtbeck ao (2017a), Ludwig (1974a), Mayor (1967a, 1973a), Mułenko, Sałata & Wołczańska (1995a), Negrean Denchev (2004a), Ruszkiewicz-Michalska (2006a), Scholler, Reinhard & Schubert (1996a), Scholler Schubert (1993a), Sucharzewska, Dynowska, Kubiak ao (2012b), Świderska, Wołczańska, Kozłowska ao (2005a), Tóth (1994a).

mod 14.vii.2019