Callitriche agg. NS8070 30Sep17 PW
Callitriche stagnalis s.l. NT0056 5May2018 PW
Callitriche stagnalis s.l. NT0056 5May2018 PW
This is a different, common species of Water-starwort, showing the finer submerged leaves.
Callitriche brutia subsp. hamulata NT0333 08Aug2019 PW
This is the fruit lying in a leaf axil with the anther reflexed across it. The fruits are 1 - 2mm in diameter.
Callitriche brutia subsp. hamulata NT0333 08Aug2019 PW
Side-on view of the fruit showing the groove round the margin.
Callitriche brutia subsp. hamulata NT0333 08Aug2019 PW
Callitriche species - Water Star-wort
This is a difficult group of flowers to identify beyond genus level. It is important have to look at floating, submerged and aerial (if any) leaves. The shape and ends of the leaves are significant as is the colour of the aerial leaves. The shape of the fruits and colour of any pollen are often required to confirm the identity.