The most common and most likely answer to this crossword clue is the 8 letter word BRAMBLES
I've seen this crossword clue in The Daily Telegraph
B
R
A
M
B
L
E
S
More clues leading to the result BRAMBLES
Buddy explains!

The straight part
We know that "Feature of country" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case feature of country = brambles.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BRAMBLES mean?
BRAMBLES noun- Any of many closely related thorny plants in the genus Rubus including the blackberry and likely not including the raspberry proper.
- Any thorny shrub.
- A cocktail of gin, lemon juice, and blackberry liqueur.