The most common and most likely answer to this crossword clue is the 6 letter word ANTHER
I've seen this crossword clue in The Times
A
N
T
H
E
R
More clues leading to the result ANTHER
- Nothing missing from a different part of plant
- Bit of plant the lady's found by insect
- Something “flowery” in which wild animal conceals head
- Helping to make fragrant herb a producer of pollen
- Palm, wherein big cat conceals its head
- Bit of a bloomer from Top Cat
- Oxygen extracted from alternative plant fertiliser
- Part of flower some plant here
- Part of plant — here it is
- Insect has got the lady’s plant? Only a bit of it
Buddy explains!

The straight part
We know that "part of plant" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case part of plant = anther.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 ANTHER mean?
ANTHER noun- The pollen-bearing part of the stamen of a flower.