The most common and most likely answer to this crossword clue is the 4 letter word TARA
T
A
R
A
More clues leading to the result TARA
- Fliers start to eject to land in lake and bracken
- A rodent rolling over in bracken
- Farewell from Lancashire estate in 5
- Heroine’s farewell
- Pitch a classic example of Southern opulence
- Impugn a plantation from “Gone with the Wind”
- Buddhist deity in Adhbhuta Ramayana
- Actress Reid essential to star attraction
Buddy explains!

The straight part
We know that "bracken" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bracken = tara.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 TARA mean?
TARA interjection- Goodbye; equivalent to the more geographically widespread ta ta