Possible Clues:

• Sow ______
• The story at hand lacks a Scottish emblem
• Man's between dry lake's shores to see plant
• The silt ruined the plant
• A plant from the list
• Here's the thing that will be for Scotland, by the sound of it
• The opposite of that let out? It's a prickly one
• Another Lettish national emblem
• One small stone by lake hidden by the plant
• This will sound alright for Ascot, perhaps