31-03-2026 21:18
Miguel Ángel Ribes
Good evening. oes anyone have the original descrip
31-03-2026 20:57
Stefan BlaserHello everybody, I hope somebody can help me with
26-03-2026 15:31
Åke Widgren
Hello,I found this one in October last year, on r
31-03-2026 16:20
Mlcoch Patrik
Hello, Please about help with determination. On
31-03-2026 08:19
Bernard CLESSE
Bonjour à toutes et tous,Pourriez-vous m'aider à
30-03-2026 12:03
William Slosse
Hello all,On 27/03/26, in Kraaiveld in Wingene (Be
25-03-2026 10:35
Hulda Caroline HolteHello,I collected this species growing on a dead b
30-03-2026 09:53
Yanick BOULANGERBonjourVoici des petites fructifications poilues s
Nomenclatural note (2)
Alessio Pierotti,
27-08-2012 11:48
According Mycobank some Polystigma, such as P. truncatum, were published in Gola "The mycological herbarium of PA Saccardo" (Padua, 1830). This book is a catalog of exsiccata herbarium of the Italian botanist. Gola writes: "Not all specific names have been published, and some of them are to be considered as nomen nudum" (p. V). When Gola lists P. truncatum (Ellis) recombination should be attributed to Saccardo or Gola?
Nicolas VAN VOOREN,
27-08-2012 18:15
Re : Nomenclatural note (2)
Well, it's difficult to answer.
1) You need to verify how the name is published in the herbarium sample (to verify if a description is provided)
2) You need to verify how the combination is cited in the Gola's publication
These informations are important to verify the validity of the basionym and the validity of the combination (and of course the author).
1) You need to verify how the name is published in the herbarium sample (to verify if a description is provided)
2) You need to verify how the combination is cited in the Gola's publication
These informations are important to verify the validity of the basionym and the validity of the combination (and of course the author).