Biology:Peltigera praetextata

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Short description: Species of lichen


Peltigera praetextata
Peltigera praetextata P34 (13).JPG
Peltigera praetextata thallus
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Peltigerales
Family: Peltigeraceae
Genus: Peltigera
Species:
P. praetextata
Binomial name
Peltigera praetextata
(Flörke ex Sommerf.) Zopf (1909)
Synonyms
  • Peltidea ulorrhiza var. praetextata Flörke ex Sommerf. (1826)

Peltigera praetextata, or the scaly dog pelt lichen, is a foliose lichen native to North America, Europe, and Asia.[1] It is defined by small belly-button-like growths called phyllidia on its edges and centre.[2][3]

Characteristics

Peltigera praetextata has flat lobes up to 5 cm (2 in) long, and often forms circular growth patterns.[1] It is dark green when wet, often with a reddish centre, and greyish when dry.[1] It is tomentous, or covered with fine hairs.[1] It does not reproduce vegetatively using isidia or soredia like most lichens, but using phyllidia.[2][3] It is often fertile as well, with round to saddle-shaped red apothecial discs.[1][3]

Ecology

Although often found over moss or tree bark, P. praetextata may also be found on bare soil. It is common throughout temperate and boreal ecosystems.[1]

References

Wikidata ☰ Q1748574 entry