Puccinia festucae Plowright, 1893

on Lonicera

Puccinia festucae: aecia on Lonicera periclymenum

Lonicera periclymenum, Belgium, prov. Namur, Selles © Olivier Roberfroid; aecia

Puccinia festucae: spermogonia on Lonicera periclymenum

Lonicera periclymenum, Belgium, prov. Namur, Étang de Virelles; © Stéphane Claerebout; spermogonia

Puccinia festucae: gall on Lonicera periclymenum

Lonicera periclymenum, Texel de Koog; spermogonia

Puccinia festucae: gall on Lonicera periclymenum

same leaf, underside; aecia

Puccinia festucae: spermogonia

the entire upperside of the gall is covered by spermogonia, oozing spermatia

Puccinia festucae: spermatia

spermatia

Puccinia festucae: aecia and Mycodiplosis larvae

the hypophyllous aecia are almost snowed under a mass of Mycodiplosis (gall midges) larvae

Puccinia festucae: aeciospores

aeciospores

spermogonia, aecia

Caprifoliaceae, monophagous

Lonicera alpigena, caerulea, caprifolium, etrusca, flava, nigra, periclymenum & subsp. hispanica, xylosteum.


on Festuca s.l.

Puccinia festucae: urediniospores

Festuca rubra, fron González Fragoso (1924a): urediniospores

Puccinia festucae: teliospores

teliosporen

gall

uredinia,small, yellow, epiphyllous; spores with 5-8 germination pores. Telia hypophyllous, blackish brown, without paraphyses; spores two-celled, apically with several of digitiform processes, on a persistent, 15-25 µm long pedicel.

uredinia, telia

Poaceae, narrowly oligophagous

Festuca amethystina, arenaria, cinerea, glauca, heterophylla, lemanii, longifolia, nigrescens, ovina, rubra, stricta subsp. trachyphylla, varia, violacea; Schedonorus giganteus.

notes

The teliospores remind those of Puccinia coronata, but differ, among other things, by the long pedicels.

references

Blumer (1946a), Brandenburger (1985a), Buhr (1964b), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Ludwig (1974a), Redfern & Shirley (2011a), Roskam (2009a), Schmid-Heckel (1985a), Termorshuizen & Swertz (2011a), Tomasi (2003a, 2012a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 9.vii.2019