nomen nudum


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nomen nudum

(nō′mĕn noo′dŭm, nū′) [L. “mere name”]
A named but as yet undescribed organism.
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References in periodicals archive ?
(1985) described two more associations they related to the Sphagnum bog group and included in their alliance Sphagnion magellanici nomen nudum. In both cases the cover of Sphagnum magellanicum does not exceed 1% (index "+"), and although these are two invalid names (Table 3), we show their floristic content in Table 1.
66 (sub Bolaco-Phyllachnetum uliginosi nomen nudum).
83 (sub Azorello-Phyllachnetum uliginosi nomen nudum)
3, sub Astelio-Phyllachnetum uliginosi nomen nudum) could possibly be considered as a variant of the first, with greater soil moisture leading to dense carpets of Astelia pumila and the inclusion of Marsippospermum grandiflorum.
We consider there still to be insufficient information to accept the proposal of a second order such as "Bolaco-Phyllachnetalia nomen nudum" for the formations we include in Group 3.
Lygodium potentilloides Pohl es un nomen nudum, ya que no tiene asociada una descripcion validamente publicada y solo esta mencionado en una etiqueta de un especimen (depositado en W-Herb.
Aware of the content vacuum around the nomen nudum status, we took up the topic again and carried out a number of releves in order to properly define the floristic composition, map the chorological distribution and determine the bioclimatic preferences, dynamic aspects and possible exploitation of these wood formations where lleuque occurs.