Possible Clues:

• Comparatively mature tree
• Respected one, in many cultures
• Is there something in the wine I provided, old chap?
• Wise member of a tribe
• Revered village figure
• Fellow ejected from chapel, the German high-up in congregation
• Senior man joining up after wife departs
• Tree for church official
• Churchman found taking whiskey from worker at seam
• Revered tribesman