you mag

[denmad1950]

could anyone help with my last three, brain not working today.1d is it proposers.3d majesty? 15a arnica?

[samak]

Clues ? letters ?

[boxtops]

1d has been answered several times already as Majesty.

What's the clue for 15a?

[Lie-in King]

Hi denmad - it's always nice to post the full clues, numbers of letters & any you've placed, so that people without the puzzle can more readily help you - thanks! :-)

That said -

1d The model on which something is based or formed (9) - Prototype
3d Regal, lofty, or stately dignity (7) - Majesty
15a Type of (vegetable) - Spinach