Problematica
Encyclopedia
Problematica can be:
- A substitute for a taxon used for organisms whose classification cannot be decided: See incertae sedisIncertae sedis, is a term used to define a taxonomic group where its broader relationships are unknown or undefined. Uncertainty at specific taxonomic levels is attributed by , , and similar terms.-Examples:*The fossil plant Paradinandra suecica could not be assigned to any...
- The second part of the binomial name of various species