Golovinomyces montagnei Braun, 2012

Fungi, Erysiphaceae

op Asteraceae, Cardueae

on Asteraceae, Cardueae

Cirsium vulgare, België, prov. Antwerpen, Mol, den Diel © Carina Van Steenwinkel: cleistothecium en conidiofoor

Golovinomyces montagnei: cleistothecium

Cirsium vulgare, Belgiu, prov. Antwerp, Mol, den Diel © Carina Van Steenwinkel: cleistothecium en conidiofoor

twee-sporige asci

Golovinomyces montagnei: asci

two-spored asci

gallen: mycelium, wit, beiderwijzig. Appressoria tepelvormig, enkel.Conidia in ketens, kort-elliptisch, zonder fibrosine-lichaampjes. Basale cel van de conidiofoor cylindrisch, 30-60 µm lang. Cleistothecia met 5-20 asci, die twee sporen bevatten. Aanhangsels talrijk, aangehecht op, en gewoonlijk onder de equator, soms boven de equator, 0.3-1.5 x de diameter; ze zijn slap, mycelioid, bruin, septaat, gewoonlijk onvertakt.

galls: mycelium white, amphigenous. Appressoria nipple-shaped, single. Conidia in chains, short-elliptic, without fibrosin bodies. Foot-cell of conidiophore cylindrical, 30-60 µm long. Cleistothecia with 5-20 asci that contain 2 spores. Appendages numerous, attached on, and usually below the equator, rarely above, 0.3-1.5 x the diameter; they are mycelioid, brown, septate, generally unbranched.

waardplanten: Asteraceae, nauw oligofaag

hostplants: Asteraceae, narrowly oligophagous

Alfredia cernua; Carduus acanthoides, carlinoides, crispus, defloratus & subsp. glaucus, nigrescens subsp. vivariensis, nutans, personata; Carlina acaulis, corymbosa, vulgaris; Carthamus caeruleus, glaucus & subsp. alexandrinus, lanatus, oxyacantha, persicus, tenuis, tinctorius, turkestanicus; Centaurea atropurpurea, benedicta, cassia, debeauxii, imperialis, jacea, kotschyana, macrocephala, nemoralis, nervosa, nigra, nigrescens & subsp. vochinensis, phrygia & subsp. pseudophrygia, scabiosa subsp. alpestris, stoebe, uniflora, valesiaca, varnensis; Cirsium acaulon, arachnoideum, arvense, canum, ciliatum, dissectum, echinus, eriophorum, erisithales, ferox, heterophyllum, monspessulanum, oleraceum, palustre, pannonicum, pyrenaicum, spinosissimum, tuberosum, vulgare, waldsteinii; Cousinia cynaroides; Crupina crupinastrum, vulgaris; Cyanus segetum, montanus; Cynara cardunculus, scolymus, syriaca; Klasea quinquefolia, radiata subsp. gmelinii; Notobasis syriaca; Psephellus dealbatus; Rhaponticum carthamoides, centauroides; Saussurea alpina, amara, parviflora; Serratula coronata, tinctoria & subsp. monticola; Silybum marianum; Xeranthemum annuum, cylindraceum, longepapposum.

synoniemen: Erysiphe montagnei auct. [cf.Braun & Cook, p. 222]

synonyms: Erysiphe montagnei auct. [cf.Braun & Cook, p. 222]

literatuur:

references:

Braun & Cook (2012a), Doppelbaur & Doppelbaur (1973a), Jage, Kruse, Kummer, Caspari, Regin & Schmitt (2013a), Klenke & Scholler (2015a), Kruse (2014a), Kruse & Jage (2014a), Scholler & Schubert (1993a Erysiphe cichoracearum), Unamuno (1942a).

30/01/2017