Pustula obtusata (Link) Rost, 2011

on Asteraceae

Pustula obtusata on Tragopogon spec.

Tragopogon spec., Brummen © Arnold Grosscurt

Pustula obtusata on Tragopogon pratensis

Tragopogon pratensis, France, dép. Nord, Dunkerque © Sébastien Carbonnelle

Pustula obtusata on Senecio vulgaris

Senecio vulgaris, Beuningen ov

Pustula obtusata on Senecio vulgaris

detail, underside

Pustula obtusata: conidia

conidia

Pustula obtusata oospores

conidia and oospores; derived from Unamuno (1942a)

gall

hypophyllous dull white spots, pustules, even crusts, largely consisting of a mass of conidia. Embedded in the host tissue brown verrucose oospores.

hostplants

Asteraceae, oligophagous

Achillea filipendulina, ptarmica; Alfredia cernua; Ambrosia artemisiifolia; Aposeris foetida; Artemisia absinthium, vulgaris; Chamaemelum nobile; Cirsium oleraceum; Crepis sancta; Crupina vulgaris; Dittrichia viscosa; Filago germanica, minima; Gerbera jamesonii; Gnaphalium uliginosum; Helichrysum arenarium; Hieracium; Hypochaeris maculata; Inula britannica, conyzae, hirta, oculus-christi, salicina, spiraeifolia; Jacobaea vulgaris; Laphangium luteo-album; Lapsana communis; Leontodon hispidus, saxatilis; Matricaria chamomilla, discoidea; Pericallis hybrida; Phagnalon saxatile; Picris; Pilosella; Podospermum canum, laciniatum; Scorzonera austriaca, hispanica, humilis, parviflora; Scorzoneroides autumnalis, helvetica; Senecio doronicum, inaequidens, leucanthemifolius subsp. vernalis, squalidus, vulgaris; Serratula tinctoria; Sonchus; Tanacetum partheniifolium, parthenium; Tragogpogon crocifolius, dubius, lamottei, porrifolius & subsp. longirostris, pratensis & subsp. orientalis; Xeranthemum cylindraceum.

synonyms

Albugo tragopogonis (Persoon) Gray, 1821; Pustula tragopogonis (Persoon) Thines, 2005; Cystopus tragopogonis (Persoon) Schröter, 1886. See also Pustula helianthicola.

references

Blumer (1946a), Buhr (1965a), García-Blázquez, Constantinescu, Tellería Martín (2007a), Jage, Klenke, Kruse ao (2016a, 2017a), Klenke & Scholler (2015a), Kruse (2014a), Losa España (1942a), Ludwig (1974a), Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Melzer, Pittoni, Poelt & Scheuer (1984a), Müller (2015a), Müller & Kokeš (2008a), Mułenko, Kozłowska, Bacigálová ao (2014a), Negrean, Constantinescu & Denchev (2004a), Redfern & Shirley (2011a), Riethmüller, Voglmayr, Göker, Weiß & Oberwinkler (2002a), Roskam (2009a), Rost & Thines (2011a), Thines & Spring (2005a), Unamuno (941a, 1942a), Voglmayr & Riethmüller (2006a), Vrandečić ao (2011a).

mod 30.viii.2018