Possible Clues:

• By the sound of it, don't go, people, and help to produce flowers
• Flower's reproductive organ
• Sounds like an injunction to part of the flower of the people not to go away
• Sounds as if it's no go for people with the pollen there
• Don;t go by the sound of this, fellows; that would be a bit of a bloomer
• Botanical organ
• Part of a flowering plant
• By the sound of it, tell people not to go with a pistol
• Don't go with the blooming people, by the sound of it
• By the sound of it, folks, don't go and be 19 down