• Thumbnail for Rhizocarpon geographicum
    Rhizocarpon geographicum (the map lichen) is a species of lichen, which grows on rocks in mountainous areas of low air pollution. Each lichen is a flat...
    9 KB (965 words) - 18:10, 17 February 2024
  • Thumbnail for Rhizocarpon
    common map lichen (Rhizocarpon geographicum). Together with three small genera (Catolechia, Poeltinula and Epilichen), Rhizocarpon constitutes the family...
    22 KB (1,907 words) - 22:37, 6 July 2024
  • Thumbnail for Lichen
    specimen of Rhizocarpon geographicum on East Baffin Island has an estimated age of 9500 years. Thalli of Rhizocarpon geographicum and Rhizocarpon eupetraeoides/inarense...
    130 KB (14,294 words) - 08:57, 5 July 2024
  • of symbiotic Trebouxia sp. in the space-tested lichen species Rhizocarpon geographicum and Circinaria gyrosa: role of the hydration state and cortex/screening...
    47 KB (3,687 words) - 07:32, 2 July 2024
  • Thumbnail for Lichenometry
    those of the genera Rhizocarpon (e.g. the species Rhizocarpon geographicum) and Xanthoria. The measured growth rates of R. geographicum tends to fall within...
    9 KB (1,024 words) - 22:00, 12 June 2024
  • Porina chlorotica, Skugg-vårtlav Pyrenula nitida, Bok-vårtlav Rhizocarpon geographicum, Map lichen, Kartlav Sphaerophorus globosus, Korall-lav Staurothele...
    1 KB (90 words) - 18:18, 6 August 2022
  • Thumbnail for Muellerella pygmaea
    Lecidea grisella Lecidea lapicida Lecidea obluridata Tephromela atra Rhizocarpon geographicum Rusavskia elegans "Muellerella pygmaea (Körb.) D. Hawksw". Catalogue...
    5 KB (267 words) - 16:18, 10 January 2024
  • region, including Acarospora species, Lecanora polytropa, and Rhizocarpon geographicum in North America, and Ephebe lanata, Lepraria neglecta, and Umbilicaria...
    4 KB (373 words) - 23:24, 22 December 2023
  • years. Lichen, a symbiotic algae and fungal proto-plant, such as Rhizocarpon geographicum can live upwards of 10,000 years. "Maximum life span" here means...
    47 KB (5,528 words) - 05:07, 15 July 2024
  • Thumbnail for Lichenology
    ISBN 9788447519231. Miguel Mateo Garcia, The Growth Curve of Rhizocarpon geographicum in the Valley of Madriu Andorra, Biophysical Processes in Cold...
    35 KB (3,865 words) - 04:24, 29 February 2024