Uromyces phlei-michelii Cruchet, 1916

on Ranunculus

gall

See Aecidium ranunculi-acris.

spermogonia, aecia

Ranunculaceae, narrowly monophagous

Ranunculus montanus.


on Phleum

gall

uredinia small, orange yellow, amphigenous, occurrence of paraphyses uncertain; urediniospores short-elliptic with 2-4 difficult visible germination pores. Telia evolve from the uredinia, blackish brown, with hyaline paraphyses; teliospores one-celled, 17-19 x 26-28 µm; pedicel pale brown, stiff, but often fracturing next to the spore.

uredinia, telia

Poaceae, narrowly monophagous

Phleum alpinum, hirsutum (= michelii).

synonyms

often cconsidered conspecific with U. dactylidis.

references

Blumer (1946a), Brandenburger (1985a), Buhr (1965a), Gäumann (1959a), Klenke & Scholler (2015a).

mod 12.viii.2018