Thistle Brook

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Thistle Brook
Data
location Oxfordshire , Hertfordshire England
River system Thames
Drain over River Thame  → Thames  → North Sea
source west of Mentmore
51 ° 51 ′ 28 "  N , 0 ° 42 ′ 45"  W
muzzle in the River Thame Coordinates: 51 ° 50 ′ 30 "  N , 0 ° 44 ′ 12"  W 51 ° 50 ′ 30 "  N , 0 ° 44 ′ 12"  W.

The Thistle Brook is a watercourse in Oxfordshire , England . It arises west of Mentmore and flows in a westerly direction to its confluence with the River Thame . Much of its course forms the border between Hertfordshire and Oxfordshire.