Related Clues:

• Genealogical work
• Ebony or mahogany
• Birch
• Playwright Hart
• Lemur's hangout
• Tree-hugger?
• Nursery item
• Shoe stiffener
• It reproduces by spores
• Shaded growth
• Squirrel's home
• Bracken, for one
• Elder or alder
• Chart with many lines
• Hammock's attachment