Puccinia fragosoi Bubák, 1916
op Allium
gall
spermogonia amphigenous, orange, often visible between the aecia. Aecia hypophyllous, cup-shaped, with a white peridium and an orange mass of spores.
spermogonia, aecia
Amaryllidaceae monophagous
Allium ampeloprasum, fistulosum, flavum, lusitanicum, polyanthum, roseum, schoenoprasum, senescens, sphaerocephalon.
notes
morphologically not with certainty distinguishable from other species on the same host plant.
Rostraria cristata, from González Fragoso (1924a): section through a telium with bundles of paraphyses and teliospores (some unicellular)
on Koeleria, Rostraria
gall
uredinia mainly epiphyllous, yellowish brown, erupting through the epidermis, then pulverulent. Urediniospores ± globular, wall verucose with 8-10 germination pores. Telia hypophyllous, black, long covered by the epidermis, divided into compartments by rows of slender, brown, paraphyses. Teliospores 2-celled, not constricted; wall smooth, rather thin except apically at the flattened tip, where even irregular tubercles may develop; pedicel 10-20 µm long, relatively thick, brown, persistent
uredinia, telia
Poaceae, narrowly oligophagous
Koeleria hirsuta, macrantha, vallesiana subsp. castellana; Rostraria cristata, pubescens, rohlfsii.
synonyms
P. fragosoi is considered a junior synonym of P. hordei by the Index Fungorum (2016).
references
Brandenburger (1985a: 719, 816), Gäumann (1959a), González Fragoso (1924a), Klenke & Scholler (2015a), Termorshuizen & Swertz (2011a).