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Parmotrema cristiferum (Taylor) Hale
Family: Parmeliaceae
[Parmelia cristifera Taylor,  more]
Parmotrema cristiferum image
Stephen Sharnoff  
Thallus: foliose, adnate to loosely adnate, 3-15 cm in diam., lobate lobes: subirregular, elongate, slightly imbricate, plane, separate, 4-20 mm wide; apices: rotund, sometimes deeply crenate, elacinate, ciliate; cilia: sparse to frequent, 0.3-2.0 mm long upper surface: gray, smooth, dull, emaculate soredia: granular, common, in linear, submarginal soralia that are often on lateral, subascending lobes; isidia and pustulae: absent medulla: white with continuous algal layer lower surface: black with brown naked zone peripherally, centrally rhizinate; rhizines: scattered, simple Apothecia: very rare, substipitate, up to 7 mm in diam.; margin: sparsely sorediate; disc: brown, imperforate ascospores: ellipsoid, 22-30 x 13-15 µm Pycnidia: not seen Spot tests: upper cortex K+ yellow, C-, KC-, P-; 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: usually on trees in open habitats, rarely on rocks World distribution: pantropical and pantemperate Sonoran distribution: southern California, Baja California Sur and Sonora.
Parmotrema cristiferum image
Parmotrema cristiferum image
Troy McMullin  
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Lynda Miller  
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
charles gardner  
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image
Parmotrema cristiferum image