Find a local florist, specify exactly what you want, don't be fobbed off with "How much do you want to spend?", a recipe for being overcharged if ever there was one. If the order is to include 'exotics', ask how much a stem they are; one florist told me they didn't know (!) as if they order stems like that and don't know how much they pay for them.
And tell them, truthfully or not, you'll be visiting the recipient and will see the flowers; that is a check on the florist. You know what you paid for, the recipient doesn't