[Gordon Booth]

Originally Posted by yerself

Don't know about anyone else but me and Th'Oxford dictionary have never heard of a Tagete.

From The Oxford Dictionary:
tagete alternative spellings - Oxford Dictionaries (British & World English)
No exact match found for “Tagete” in British & World English

Just Google 'Tagete' and you'll get lots of lovely pictures of Marigolds.
'Tagetes-a genus of annual or perennial mostly herbaceous plants'.