Strumpshaw Fen Stemonitis flavogenita – April 2023
In the morning of 9th April—at Basecamp—the daughter spotted this Stemonitis flavogenitaslime mould plasmodium in the process of turning into young sporangia:

9.50am – 9th April 2023

9.50am – 9th April 2023
Adjacent to this group there were some mature, black and rusty-brown sporangia:

9.50am – 9th April 2023
And at the end of our walk—a couple of hours later—we noticed the smaller clumps to the right beginning to form sporangia:

11.15am – 9th April 2023
The next morning, distinct purple-brown sporangia had formed on slender black stems:

9.45am – 10th April 2023
The following evening, the group had dried out and become more black:

19.25pm – 11th April 2023
Towards the end of April, the sporangia had tuned to a rusty-brown colour.

9.25am – 22nd April 2023

9.25am – 22nd April 2023
A week later...

Strumpshaw Fen is a nature reserve managed by the RSPB adjacent the River Yare, east of Norwich in Norfolk.
RSPB Strumpshaw Fen webpage RSPB Strumpshaw Fen Wikipedia entry