Possible Clues:

• Tree of the laurel family
• Gumbo seasoning source
• Tree whose leaves are ground and dried to make filé powder
• American's impertinence when seizing monk's bark extract
• Special force repeatedly surround father by a tree
• Oil producer's impudence about a priest in S Africa
• Special forces doubled up to capture a French plant
• Tea flavoring
• Aromatic deciduous tree of the laurel family
• Flavorful root bark