I know I’ve already posted more than enough today (but after a long patch when I couldn’t think of anything to post about), but as I was writing about Norman McBeath’s admirable photographs of dying leaves taken during lockdown when our sensibilities were heightened by confinement, my eye was caught by a plant in a tub which I thought was dead, but has sprouted a single intensely orange-red leaf. It is apparently rheum, a non-edible form of rhubarb and used to treat rheumatism according to Lisa Jardine:-