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Masseeёlla capparis (Hobson bis ex Cooke) Dietel (as "capparidis")

Description
Telia on upper leave surface, on lightly chlorotic spots, rarely on lower surface, subepidermal, deeply seated in leaf tissue, single or in groups, erumpent, flask-shaped, opening by an ostiole, dark brown to black, peridium present.

Teliospores subglobose, cylindrical or oval, slightly angular, apex rounded, yellowish brown, 21‒37 × 13‒26 µm; wall 3‒5 µm thick, striate with an apical germ pore, extruded in a gelatinous matrix forming flexous often tangled chains up to 7 mm long.

Hosts
Host family: Euphorbiaceae
Host species: Flueggea virosa subsp. melanthesoides

Distribution
NT, QLD

Comments
Masseeёlla capparis was first reported in Australia by Liberato et al. (2014). They noted Masseeёlla had an affinity with the Phakopsoraceae. Spermogonia, aecia and uredinia have not been observed in Australian specimens of this macrocyclic and autoecious rust.

Highslide JS
Masseeёlla capparidis on Flueggea virosa subsp. melanthesoides - BRIP 26745. Scale bar = 5 mm.
Highslide JS
Masseeёlla capparidis on Flueggea virosa subsp. melanthesoides - BRIP 26745.
Scale bar = 3 mm.
Highslide JS
Teliospores of Masseeёlla capparidis on Flueggea virosa subsp. melanthesoides - BRIP 53724.
Scale bar = 10 µm.