Tom Dick Or Harry

[smurf]

last one , i know this one seems to have beaten up all but one last attempt hoping someone has a clue
28 botanical genius (4-4)
numbers are letters in surname first name tom dick or harry or thomas , harold ,richard??
thanks if anyone can help

[TOMMO33]

Are you saying that the person has a hyphenated surname?

[TOMMO33]

Perhaps Tom Hart Dyke. I'm not sure that he would claim to be a botanical genius, and I'm not sure that he's hyphenated.

[Jackdaw33]

I think Tommo may have cracked it.

[smurf]

Gosh thanks tommo I think jackdaw is right you have cracked it