Uromyces acutatus Fuckel, 1870
on Gagea, Ornithogalum

Gagea villosa, Amerongen © Brian Pater

freshly opened telium

open telium

teliospores

spore: surface structure
gall
No host plant alternation, only telia. Telia amphigenous, long covered by the epidermis and then lead coloured, after eruption dark brown, ± pulverulent. Spores one-celled, brown, verrucose, 20-32 x 25-50 µm; apically a hyaline papilla; pedicel hyaline, deciduous.
host plants
Asparagaceae, Liliaceae, narrowly polyphagpous
Gagea bohemica, liotardii, lutea, minima, pratensis, pusilla, soleirolii, villosa; Ornithogalum fischerianum, nutans, umbellatum.
González-Fragoso (1925a) also mentions Muscari racemosum; that probably applies to U. muscari.
synonyms
U. ornithogali (Wallroth) Léveillé, 1847.
notes
According to Termorshuizen & Swertz this species was not yet known from the Netherlands. It also has not been reported from Belgium
references
Brandenburger (1985a: 708, 715), Gäumann (1959a), González-Fragoso (1925a), Klenke & Scholler (2015a), Kruse (2019a), Poelt & Zwetko (1997a, Termorshuizen & Swertz (2011a).