21.   Did Woods consider taking a drop and a penalty stroke, instead of tangling with a tree root?

22.   Did the guard tire of sitting on a tree root?

23.   Do scan the trail ahead for unaddressed rocks, tree roots and dropoffs abruptly enlivening a ride.

24.   Eighty-three years of erosion had exposed large tree roots and boulders, turning the terrain into a test more of survival than of endurance.

25.   Epimediums thrive in all types of shade, including the dry conditions under a Norway maple, and compete well with tree roots.

26.   Every garden has a challenging spot, like a poorly drained area that turns into a swamp after every rain or a shady spot choked with shallow tree roots.

27.   Fungicides also can kill off mycorrhizae, a fungus that lives on and around tree roots and helps trees to absorb water and nutrients.

28.   He drove the ball in the left woods and it came to rest against a tree root.

29.   He knocked his drive far right into a patch of evergreen trees, ending up five inches behind a huge tree root.

30.   He started hunting for the bizarre tree roots that became the roots of his sculpture.