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| Descripción: | Picture taken on the 9th April 2007, at "Gorges du Segre", Bains de Llo, Llo, Oriental Pyrenees, France, on an iron metal-rich siliceous rock, in a permanent water-track, very clean waters, vertical 90º, West oriented, 1.380 m altitude. Very interesting association, it was found with the following lichens: Micarea sylvicola 2.2 f Ionaspis lacustris 3.3 f Lecanora epanora 1.1 s Acarospora sinopica +.1 s Micarea sylvicola is a scarce lichen. In Catalonia it has been mentioned by Ester Gaya at Saint Antoni mine, Ribes de Freser, Girona. It is a species related to iron ore and it appears in iron metal-rich areas. J. Martínez, E.Gaya et alter (1996) Estudi de la relació entre les menes metàl.liques, els seus productes d'alteració i els líquens que les colonitzen. Butll. Inst. Cat. Hist. Nat. 64:21-35 (it is possible to obtain through internet). Saxicolous, siliceous, crustose lichen, continuous thallus, 0,1-0,3 mm thick, fissurate, not very areolate, grey-green, delimitated by a black prothallus, apothecia black, sessile, protruding, 0,3-0,6 mm in diameter. A very good presence in the photo of Ionaspis lacustris, fertile, already mentioned in this virtual Flora, although with a very good view of the thallus. It is asthonishing to see them immersed. http://www.uni-kl.de/FB-Biologie/Botanik/thues.htm "Evolution aquatischer und semi-aquatischer Flechten" Armand Tomás Vidal Nikon Coolpix 4.500 PH and HTLM Editor |
| Fecha: | 13.04.2007 22:38 |
| Impactos: | 2370 |
| Descargas: | 0 |
| Puntuación: | 0.00 (0 Votos) |
| Tamaño de archivo: | 77.4 KB |
| Envíado por: | atomasvidal |
| Palabras clave: | Lichens, iron, metal-rich, rocks, Flechten, Micarea, Sylvicola, Ionaspis, lacustris, Lecanora, epanora, Aquatische, Hydrophillous, lichens, Llo, Oriental, Pyrenees, France |
