BioImages: The Virtual Field-Guide (UK)

Puccinia tanaceti DC., 1805 (a rust fungus)

Date: 1 August 2007
Location: Berks, England
Voucher: 01/08/2007[A]
(Please quote this in any queries about this record)
State: Telia (III)
Record Summary: Uredia and telia, mainly hypophyllous, on leaves of Tansy
Associated organism: on underside live leaf of Tanacetum vulgare
Identification Notes: Uredia (brown) and telia (dark brown) mainly hypophyllous.

Uredospores: almost smooth but regularly spaced echinulate, thin-walled, subspherical, with three pores, 26-33/23µm.

Teliospores: ellipsoid, 36-44/22-26µm; thick-walled; smooth, septate, with upper cell slightly roughened at the apex and slightly broader, but otherwise of equal size; both cells with terminal pores; with persistant hyaline pedicel.

Images etc

magnified photograph Infected leaf - top surface 266 by 500 pixels
magnified photograph Infected leaf - under surface 274 by 500 pixels
magnified photograph Infection - leaf top surface - close-up 500 by 358 pixels
magnified photograph Infection - leaf under surface - close-up 500 by 352 pixels
magnified photograph Telia and uredia on leaf underside - magnified 500 by 333 pixels
magnified photograph Telia and uredia on leaf underside - magnified 500 by 428 pixels
magnified photograph Uredia and telia on leaf upperside - magnified 500 by 333 pixels
magnified photograph Uredia and telia on leaf underside - magnified 500 by 333 pixels
magnified photograph Uredia and telium on leaf upperside - magnified 500 by 321 pixels
microscope photograph Teliospores and uredospore - magnified 493 by 500 pixels
microscope photograph Teliospores and uredospore - magnified 500 by 352 pixels
microscope photograph Uredospore and teliospore - magnified 252 by 500 pixels
microscope photograph Uredospores - magnified 500 by 399 pixels

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