The most common and most likely answer to this crossword clue is the 6 letter word STAMEN
I've seen this crossword clue in Financial Times
S
T
A
M
E
N
More clues leading to the result STAMEN
- Part of plant in which stewed meat is tinned?
- Tin contains insipid part of flower
- Flower section found in forest amenity
- Part of plant’s name rewritten beneath stone
- Wings of swan covering dull part of flower
- Bit of a bloomer cutting top people
- Reproductive organ displayed by holy man having the last word
- Saint having last word in prayer? That’s a bit of a bloomer
- Sweetheart’s first pet name for male sex organ
- Reproductive organ set man apart
Buddy explains!

The straight part
We know that "Bit of a bloomer" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bit of a bloomer = stamen.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 STAMEN mean?
STAMEN noun- In flowering plants, the structure in a flower that produces pollen, typically consisting of an anther and a filament.