Entyloma de Bary


Entyloma microsporum (Unger) J. Schröt. on Ranunculus repens L.


Sori in vegetative parts of the host (mainly leaves and stems), usually forming spots, sometimes pustules, swellings or galls.

Spores solitary or cohering in irregular groups, permanently embedded in the host tissue, hyaline, yellow or pale yellowish brown; spore wall usually smooth, often with a hyaline gelatinous sheath.

Spore germination of Tilletia-type.

Host-parasite interaction by simple interaction apparatus; haustoria absent.

Septal pore simple, with 2 membrane caps.

Anamorph: Entylomella Höhn., often present as fascicles of short conidiophores protruding through the stomata and bearing curved hyaline filiform conidia.


Entyloma contains about 180 species worldwide, almost half occurring on Asteraceae. Twelve species have been found in Australia, including three endemic taxa.

Species in Australia
Entyloma ageratinae
Entyloma arctotis
Entyloma australe
Entyloma bidentis
Entyloma bracteanthae
Entyloma calendulae
Entyloma dahliae
Entyloma fuscum
Entyloma gaillardianum
Entyloma grampiansis
Entyloma meliloti
Entyloma microsporum
Entyloma serotinum

Key based on host taxonomy
On AgeratinaEntyloma ageratinae
On AmsinckiaEntyloma serotinum
On BidensEntyloma bidentis
On BracteanthaEntyloma bracteanthae
On CalendulaEntyloma calendulae
On CymbonotusEntyloma arctotis
On DahliaEntyloma dahliae
On GaillardiaEntyloma gaillardianum
On HydrocotyleEntyloma grampiansis
On MelilotusEntyloma meliloti
On PapaverEntyloma fuscum
On PhysalisEntyloma australe
On RanunculusEntyloma microsporum