Friday, November 18, 2011

Specimen #9 Calcareous Rimmed Lichen

Name: Aspicilia calcarea-Calcareous Rimmed Lichen
Family: Megasporceae  
Collection Date:  09/13/2011
Habitat: Found incrusted in rock on trail
Location: South Chagrin Reservation, Chagrin Ohio
Description:  Very white thallus, which usually looks like bird droppings. Circular pattern, black apothecia present. Photobiont is a unicellular green algae Trebrouxiod. Asci contain 4-8 spores. Usually found on rocky surfaces. 
Collector:  Vanessa Consolo
Keying Information:

Keying Steps: 
Links
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Figure 1-Close up of Calcareous Rimmed Lichen showing black apothecia
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Figure 2- Showing the Calcareous Rimmed Lichen that could easily be overlooked

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