Related Clues:

• Arm of the sea
• Beech or birch
• One may undergo surgery
• Sloth's hangout
• Fjord
• Theme of the puzzle
• Genealogy chart
• Orchard unit
• Sound, e.g.
• Family portrait, of sorts
• Pecan or walnut
• Bat's beginning
• Part of a copse
• Small bay
• Mimosa, for one