- pin oak, swamp oak, Quercus palustris - fast-growing medium to large pyramidal deciduous tree of northeastern United States and southeastern Canada having deeply pinnatifid leaves that turn bright red in autumn; thrives in damp soil
--1 is a kind of oak, oak tree
- laurel oak, pin oak, Quercus laurifolia - large nearly semi-evergreen oak of southeastern United States; thrives in damp soil
--2 is a kind of oak, oak tree