12/05/2001[E] (Please quote this in any queries about this record)
State:
Uredia (II)
Record Summary:
I, II, III on Mahonia
Associated organism:
on underside living and senescent leaf of Mahonia
Identification Notes:
Aecia on fresh leaves, hypophyllous. Uredosori on senescent leaves, hypophyllous. Uredosori with occasional clusters and patches of teliospores, the pedicels visible under the dissecting microscope. Teliospores: 2-celled with long pedicels. Left in the fridge for a few days before examination and teliospores germinated.