Wednesday, October 12, 2011

Specimen #3 Common Powderhorn

Figure 1- Large specimen of Cladonia coniocraea on decomposing log in West Woods

Figure 2- Close up sample of Cladonia coniocraea



Figure 3- Close up sample of Cladonia coniocraea displaying squamules

Figure 4- Sample of Cladonia Coniocraea taken from log














Name: Cladonia coniocraea- Common Powderhorn
Family:  Cladoniaceae
Collection Date: 10/5/2011
Habitat: Found on bark of decomposing tree  in the forest of West Woods 
Location: West Woods, Geauga, Ohio
Description: Primary thallus persistent, squamules decumbent to suberect, intermediate to long. Color of cortex is gray-green. Widespread in Ohio, found on bark and various organic substrates.
Collector:  Vanessa Consolo
Keying Information:
Key used: Ray E. Showman and Don G. Flenniken 2004 The Macrolichens of Ohio Ohio Biological Survey Columbus, OH

Pages 18, 24-25, 43, 50
Keying Steps: 
1. Thallus Fruticose or cladoniform -61
61. Twofold, primary thallus on substrate.. -73
73. ..Squamules somewhat erect, pointed.. Cladonia
Keying Steps to Species:
1. Podetia sparingly branched.. -4
4. Podetia with brown tipped, pointed.. -8
8. ..Not cup forming.. -19
19. Podetia and squamules sorediate.. -20
20. Squamules various.. -21
21. Podetia P+ red.. -23
23. Podetia partially corticate -24
24. Upper 1/2 of podetia ecorticate.. Cladonia Coniocraea
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