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Uredo spyridii Cooke & Massee

Description
Uredinia on lower leaf surface, subepidermal, erumpent, round, up to 1000 µm, yellow to yellowish brown, paraphyses cylindrical, clavate or incurved, hyaline, 34‒36 × 7‒10 µm; wall 1.0 µm thick.

Urediniospores globose, subglobose or ellipsoidal, subhyaline, 20‒27 × 16‒22 µm; wall 1.5‒2.5 µm thick, echinulate.

Hosts
Host family: Rhamnaceae
Host species: Pomaderris argyrophylla
Pomaderris elliptica
Spyridium globulosum
Trymalium floribundum

Distribution
QLD, WA

Highslide JS
Uredo spyridii on Spyridium sp. - BRIP 57792.
Highslide JS
Urednia of Uredo spyridii on Pomaderris argyrophylla - BRIP 57573.
Scale bar = 1 cm.
Highslide JS
Uredinia of Uredo spyridii on Pomaderris argyrophylla - BRIP 57573.
Scale bar = 1 cm.
Highslide JS
Paraphyses of Uredo spyridii on Spyridium sp. - BRIP 57792.
Scale bar = 10 µm.
Highslide JS
Urediniospores of Uredo spyridii on Pomaderris argyrophylla - BRIP 57573.
Scale bar = 10 µm.