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Parmotrema perlatum; Black Stone Flower   

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Parmotrema perlatum
Parmotrema perlatum
Black Stone Flower
Photographer: Dr. Amadej Trnkoczy

ID: 0000 0000 0518 0708 (2018-05-19)

Copyright © 2018 Dr. Amadej Trnkoczy

 
INFORMATION PROVIDED WITH THE PHOTO
  • date of photo  Apr 30, 2018
  • latitude 45.07779   longitude 14.43961     View on Google Maps.
  • location   West island Krk, west of village Brzac, Kvarner bay (Adriatic Sea, Croatia)
  • notes   Synonymy: Parmotrema chinense (Osbeck) Hale & Ahti, Imbricaria perlata (Huds.) Körb., Parmelia ciliata (DC.) Nyl., Parmelia perlata (Huds.) Ach., Parmotrema trichotera (Hue) M. Choisy, Platysma perlatum (Huds.) Frege, - Habitat: dense macchia next to a dirt path; slightly inclined terrain, west aspect; sunny, warm, dry place; calcareous ground; partly protected from direct rain by canopies; average precipitations ~ 900-1000 mm/year, average temperature 13-15 deg C, elevations 100 m (340 feet), sub-Mediterranean phytogeographical region. Substratum: Dead Fraxinus ornus branch. Comment: Parmotrema perlatum is a common lichen on island Krk. It prefers branches of Quercus sp. trees; however, the specimen photographed was found on Fraxinus ornus branches and twigs. It is a sensitive species to pollution hence it is much rarer in populated regions of industrialized countries and already regionally extinct in some parts of Europe. Its lobes are thin, very wavy, with abundant soralia and scarce black cilia at the margins. Underside is black with simple rhizines in the center and tan-colored and bare at margins. Apothecia are generally considered very rare; however, this was not the case for this observation. The species has been traditionally used for medical purposes in India as a diuretic and headache relief. It has proven sedative and antibiotic effects (Ref.5). Many specimens have been observed at the place of this observation. Pictures show the lichen in moist state (except picture 1. in dry state). Ref.: (1) F.S. Dobson, Lichens, The Richmonds Publishing Ca.LTD (2005), p 310. (2) V. Wirth, Die Flechten Baden-Württembergs, Teil.2., Ulmer (1995), p 678. (3) http://dryades.units.it/italic/index.php?procedure=taxonpage&num=1599 (accessed May 19. 2018) (4) C.W.Smith, et all, The lichens of Great Britain and Ireland,The British Lichen Society,(2009), p 662. (5) I.M. Brodo, S.D. Sharnoff, S.Sharnoff, Lichens of North America, Yale Uni. Press (2001), p 493.
  • camera   Nikon D700 / Nikkor Micro 105mm/f2.8
  • contributor's ID #  Bot_1128/2018_DSC2396
  • photo category: Fungi - lichen

  • MORE INFORMATION ABOUT THIS FUNGUS
  • common names   Black Stone Flower, Kalpasi, Powdered Ruffle Lichen (photographer)
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  • The photographer's identification Parmotrema perlatum has not been reviewed. Click here to review or comment on the identification.

     
    Using this photo   The thumbnail photo (128x192 pixels) on this page may be freely used for personal or academic purposes without prior permission under the Fair Use provisions of US copyright law as long as the photo is clearly credited with © 2018 Dr. Amadej Trnkoczy. For other uses, or if you have questions, contact Dr. Amadej Trnkoczy amadej.trnkoczy[AT]siol.net. (Replace the [AT] with the @ symbol before sending an email.)


     

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