Microthyrium ciliatum
The fruit bodies are dark brown to blackish, circular, one cell thick, with central ostioles for spore release. Under the microscope they appear as a series of radiating cells, evenly coloured. They rest on the surface of their host with hyphae holding them in place.
Holly Speckle Trochila ilicina |
Phacidium lauri | Phomopsis crustosa | Microthyrium ciliatum |
---|---|---|---|
There are some nice comparison images of species 1, 2 and 4 here. | |||
Small (<1mm) speckles on the upper side of the leaf only. | Pustules (c.1.5mm) on upper and lower surfaces of the leaf. | Immersed black conidiomata (0.5mm) on brown spots surrounded by a narrow black line. | Tiny black speckles (<0.5mm) on both sides of the leaf. |
Found growing individually and gregariously on both surfaces of dead holly leaves.
Whenever dead Holly leaves can be found.
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Species profile
- Species group:
- Fungi
- Kingdom:
- Fungi
- Order:
- Microthyriales
- Family:
- Microthyriaceae
- Records on NatureSpot:
- 2
- First record:
- 22/02/2014 (Thompson, Peter)
- Last record:
- 03/02/2022 (Nicholls, David)
Total records by month
% of records within its species group
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