In message , Spider
writes
It's a saxifrage relative, I believe.

It's a willow herb relative (Onagraceae). Hitting the literature I find
a claim that Fuchsia is its nearest relative, other than the other
species of Circaea. [Levin et al, American Journal of Botany 90(1):
107-115 (2003).

Spider


--
Stewart Robert Hinsley