Calonectria ilicicola Boedijn & Reitsma, (a pyrenomycete)


5 Sep 2007 at OSGR: SK38 in South-west Yorks, England

Record SummaryCylindrocladium state on Holly
Found asAnamorph
Date5 September 2007
Associated organismIlex aquifolium
OS grid refOSGR: SK38
Lat/Lon53° 20’ N, 1° 30’ W
Vice CountySouth-west Yorks, VC no: 63
CountryEngland
Voucher5 Sep 2007[C]
(Please quote this in any queries about this record)

Notes:

Small grey spots broadly concentrically dark or pale ring-zoned, sunken, with blackish-purple border fading outwards, up to 8mm diam.

Underside similar to upper side, but darker, including the central spot and concentric zones less varied in colour, fine dark line at the bottom of the step, step buff and slightly raised, very thin zone immediately adjacent is brighter green than rest of leaf underside.

On lower leaves, within c. 1 foot of the ground - ie in the rainsplash zone.

Conidiophores poke through stomata on lower surface of leaf.

Conidia: hyaline, cylindric, 67-80/5-7µm, +/-3-septate, ends bluntly rounded.

The following literature was used to identify this find:

standard photographs and close-ups
standard photographs and close-ups:
macro-photographs
macro-photographs:
photomicrographs
photomicrographs:

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