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Data Set Maintenance: Data set compiled and standard item. Data set author(s): Schubert K. @EXCL@ Kainz C. (06-03-29).

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Oidium maquii Havryl. & U. Braun. Type: Oidium maquii Havryl. & U. Braun.

Taxonomic Literature: Taxonomic notes: in fresh material conidiophores and conidia possess optically dense cytoplasm; +hyphal appressoria lobed, well-developed, opposite, closely grouped along the hyphae, forming groups of 3-4 consecutive appressoria; +vegetative hyphae branched, 4-10 µm wide, hyaline. Havrylenko M. & Braun U., Nova Hedwigia 66: 513-522 (1998).

Ecology: Biotroph; phytopathogenic; growing on leaves, epiphyllous. Host or Phorophyte Taxonomy: Aristotelia chilensis (Molina) Stuntz; Aristotelia, Elaeocarpaceae.

Conidiophores: Euoidium-type (foot-cells cylindrical, widening upwards, followed by one to two shorter cells); not branched; basal cells 20-47 µm long, 8-12 µm wide. Conidium Formation: Conidiogenous cells in chains. Conidia: Doliiform; macroconidial (germ tubes short, arising subapically, ending in a lobed appressorium), not branched, 24-40-(45) µm long, 12-16 µm wide; aseptate.

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