The most common and most likely answer to this crossword clue is the 6 letter word STILES
I've seen this crossword clue in Independent
S
T
I
L
E
S
More clues leading to the result STILES
Buddy explains!

The straight part
We know that "Features of a country walk perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case features of a country walk perhaps = stiles.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 STILES mean?
STILES noun- A set of one or more steps surmounting a fence or wall, or a narrow gate or contrived passage through a fence or wall, which in either case allows people but not livestock to pass.
- A vertical component of a frame or panel, such as that of a door, window, or ladder.
- Senses relating to a thin, pointed object.
- (by extension from sense 1.1) A particular manner of expression in writing or speech, especially one regarded as good.
- A particular manner of creating, doing, or presenting something, especially a work of architecture or art.