Answer:

sequoia

Answer	Crossword Clue
SEQUOIA	Giant in the woods
SEQUOIA	Giant redwood
SEQUOIA	National Park in the Sierra Nevadas

SEQUOIA	Toyota model
SEQUOIA	Toyota SUV
SEQUOIA	California's redwood.
SEQUOIA	National Park near Mt. Whitney.
SEQUOIA	Redwood tree.
SEQUOIA	Toyota S.U.V.
SEQUOIA	Tree whose name contains all five vowels
SEQUOIA	Giant tree

SEQUOIA	California redwood