Possible Clues:

• Dwell beside old tree
• Source of oil, as it happens
• Oil producer charged next to nothing
• Behold it's up before I have got the oil out of it
• The fruit of bad round - falling back?
• The Sailor Man's dainty dish?
• Unfortunately, I love a sailor's sweetheart
• Item stuffed with pimento
• Branch of the U.N.?
• Oil from it, oil part of it