Possible Clues:

• Resin encountered primarily in tree on island
• Perfumer's purchase
• Fragrant stuff — that's honey stored up the hill
• Resin from tree - one seen around East
• Resin occurring in diesel emissions
• Certain resin
• Exudation primarily found in tree, one like this?
• From tree found around East, one gets aromatic resin
• 'E needs one mile to make it re sin
• Varnish base