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Parmelia hygrophila Goward & Ahti
Family: Parmeliaceae
Parmelia hygrophila image
Stephen Sharnoff  
Thallus: adnate, foliose, 4-10 cm in diam., lobate lobes: sublinear, contiguous, elongate, plane to subconvex, separate, 2-5 mm wide, apices truncate upper surface: whitish gray, smooth to slightly ridged, matt, frequently densely pruinose, becoming cracked along prominent, effigurate pseudocyphellae isidia: granular to subsorediose, laminal, dense; soredia and pustulae absent medulla: white with continuous algal layer lower surface: black, rhizinate; rhizines: moderately dense, black, simple to sparsely furcate Apothecia: rare, laminal, substipitate, 2-4 mm wide; margin: usually isidiate; disc: red brown to dark brown asci: clavate, 8-spored ascospores: broadly ellipsoid, 14-16 x 9-12 ┬Ám Pycnidia: not seen Spot tests: upper cortex K+ yellow, C-, KC-, P+ yellow; medulla K+ yellow turning deep red, C-, KC-, P+ orange Secondary metabolites: upper cortex with atranorin and chloroatranorin; medulla with salazinic acid (major) and consalazinic acids (minor). Substrate and ecology: on trees World distribution: Pacific NW in North America down to southern California Sonoran distribution: only known from a few locations in southern California.
Parmelia hygrophila image
Stephen Sharnoff  
Parmelia hygrophila image
Stephen Sharnoff  
Parmelia hygrophila image
Stephen Sharnoff  
Parmelia hygrophila image
Stephen Sharnoff  
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image
Parmelia hygrophila image