A new record, Graphis anfractuosa, and an updated taxonomic key of Graphis from Vietnam

  • Santosh Joshi Lichenology Laboratory, CSIR-National Botancial Research Institute, Rana Pratap Marg, Lucknow (UP)-226001, India
  • Jae-Seoun Hur Korean Lichen Research Institute, Sunchon National University, Suncheon 540-742, South Korea
DOI https://doi.org/10.21756/cab.v3i01.esp6

Abstract

Graphis anfractuosa is described as new record from the low land parts of southern Vietnam.
The species is characterized by lirellae having entire labia, lacking or with basal thalline margin,
completely carbonized proper exciple, inspersed hymenium, transversely 6–9-septate, 20–27 ×
5–8 μm ascospores, and absence of secondary compounds. In addition, a revised key for thirty
five species of Graphis, so far known from the country is also provided.
Keywords: Corticolous, Nam Cat Tien National Park, sub-oceanic, taxonomy.

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