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Astrothelium Graphicum
''Astrothelium graphicum'' is a species of lichen in the family Trypetheliaceae. This lichen features an extended, reticulate that is lower than its slightly thallus. Taxonomy The species was formally described as new to science in 2016 by the lichenologists André Aptroot and Suzana Maria de Azevedo Martins. The type collection was made in Santarém, Pará, Brazil, in September 2013. Description The thallus of ''Astrothelium graphicum'' is , smooth to somewhat , and somewhat shiny. It is continuous, covering areas up to in diameter and approximately 0.3 mm thick. The thallus is green with a thin orange and is not surrounded by a . It does not induce gall formation on the host bark. are spherical, measuring 0.3–0.4 mm in diameter, and are mostly aggregated in groups of 10–40. They are immersed in or even below the , which have a surface distinct from the thallus. The pseudostromata are not distinctly lower than the thallus, irregular in outline, anastomosi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
André Aptroot
André Aptroot ( Heemskerk, 1961) is a Dutch mycologist and lichenologist. In 1993 he did his PhD at the University of Utrecht under the supervision of Robbert Gradstein (nl). His dissertation was titled "Systematic studies on pyrenocarpous lichens and related fungi". He specializes in fungi and lichens on which he has several hundreds of publications to his name. He has worked as curator at Centraalbureau voor Schimmelcultures (now Westerdijk Institute). Aptroot is the founder of the Consultancy for Bryology and Lichenology, which is located in Soest where there is a herbarium with a collection of lichens mainly from the Netherlands and the tropics. From 2008 he has been collection manager at Pinetum Blijdenstein (nl) in Hilversum. He is a member of the International Association for Lichenology and the American Bryological and Lichenological Society. He is a visiting professor at the Federal University of Mato Grosso do Sul in Campo Grande, Brazil. Because of Aptro ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |