In article <01bc4368$704103a0$dae24cc3 at santos>, Santos Serrano
<santo at redestb.es> writes
>What is the correct form to write?
>>ssb. or subsp.?
>>For example:
> Digitalis lutea subsp. lutea
>or Digitalis lutea ssp. lutea
>> Thank you.
There is no "correct" way - either way will do, its just a matter of
editorial style.
IMHO, using subsp. although 2 characters longer, is more logical to the
human eye.
Piers
--
Piers Trehane
Rapporteur, Interenational Code of Nomenclature for Cultivated Plants