Uromyces dactylidis G. H. Otth 1861

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ranunculus acris
Remarks: season: early Spring

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ranunculus auricomus
Remarks: season: early Spring

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ranunculus bulbosus
Remarks: season: early Spring

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ficaria verna
Remarks: season: early Spring

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ranunculus repens
Remarks: season: early Spring

Foodplant / parasite
aecium of Uromyces dactylidis parasitises live petiole of Ranunculus sceleratus
Remarks: season: early Spring

Foodplant / parasite
mainly hypophyllous telium of Uromyces dactylidis parasitises live leaf of Dactylis glomerata

Foodplant / parasite
mainly hypophyllous telium of Uromyces dactylidis parasitises live, yellow banded leaf of Festuca rubra agg.

Foodplant / parasite
mainly hypophyllous telium of Uromyces dactylidis parasitises live leaf of Poa nemoralis

Foodplant / parasite
mainly hypophyllous telium of Uromyces dactylidis parasitises live leaf of Poa pratensis sens.lat.

Foodplant / parasite
mainly hypophyllous telium of Uromyces dactylidis parasitises live leaf of Poa trivialis

Foodplant / parasite
scattered or in rows uredium of Uromyces dactylidis parasitises live Festuca ovina agg.

Nigredo poae (Rab.) Arthur
Uromyces Poae Rab. (Unio Itin. Crypt. 38. 1866) ; Schrot. Beitr. Biol. Pfl. 3 : 64. 1879.
Pycnia epiphyllous, in small groups 1 mm. or less across, honey-yellow becoming brownish, globoid, 98-144 ;u in diameter by 90-128 ^ high ; ostiolar filaments not seen.