Umbilicaria hirsuta (Sw. ex Westr.) Hoffm. | MYCO-LICH

Umbilicaria hirsuta (Sw. ex Westr.) Hoffm.

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Kingdom: 
Fungi Bartling 1830
Phylum: 
Ascomycota Caval.-Sm. 1998
Class: 
Lecanoromycetes. O.E. Erikss. & Winka 1997
Order: 
Lecanorales Nannf. 1932
Family: 
Umbilicariaceae Chevall. 1826
Genus: 
Umbilicaria Hoffm. 1789
Species: 
Umbilicaria hirsuta (Sw. ex Westr.) Hoffm.
IUCN Threat Status: 
Not Evaluated

Umbilicate, Usualy monophyllous to almost polyphyllous, lobate, soft, thin, often, with a lacerated margin, 2-5 (-12) cm in diam; Upper surface: light gray to light green, smooth  initially but developing  a fine  network of  fissure, dissolving into patchy or flake- like sotredia marginally; Medulla: white; lower surface  white to pink  coverd densely with long, often darker centerally,  slender, slightly branched rhiziomorphs. Apothecia: not common, black,sessile to stipitate, gyrose, up to 2 mm in diam,; asci: clavet, 8 spored; ascospores:hyaline, simple elliopsoid, 10-14 x 4-8 µm; spot test: medulla k-, C+ red, KC+ red, P-; Secondary metabolistes: Gryphoric and lecanoric acids.