Moreaua littoralis (G. Cunn.) Vánky


Tolyposporium littorale G. Cunn.


Sori on the surface of the inner floral organs, usually in all spikelets of an inflorescence, filling the flowers with a black agglutinated to granular-powdery mass of spore balls concealed within the glumes.

Spore balls subglobose, ellipsoidal or irregular, 40–100 × 35–70 µm, reddish brown to opaque, composed of at least 15–50 firmly cohering spores.

Spores irregular in shape and size, obovate, subcuneate or subpolyhedral, 13–25 × 12–18 µm, olivaceous to reddish brown; wall uneven, on the free surface 3–6 (–8) µm thick, covered by coarse irregular warts, on the contact sides 1–2 µm thick, smooth.

Host family: Cyperaceae
Host species: Baumea acuta (Labill.) Palla
Baumea juncea (R.Br.) Palla


States & Territories: VIC, WA