Published online by Cambridge University Press: 08 October 2012
Molecular studies have revealed the presence of yet another species in the Bryoria bicolor complex in China, which confirms that the mountains of SE Asia to be an evolutionary centre for Bryoria sect. Divaricatae. The new species B. rigida is formally described. It is characterized by a stiff and coarse thallus, which contains fumarprotocetraric acid and often protocetraric acid as the main substances. A key to the divaricate species of Bryoria in the Himalayan region is provided.
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