So how come we have so many species of Taraxacum on our little island, and why?

Rumex, Poterium sanguisorba, Potentilla anserina, Medicago sativa, Taraxacum officinale, Marrubium vulgare, Plantago lanceolata, P. major, Lolium perenne.

Taraxacum pseudoroseum is not a native of the UK, but in its homeland, central Asia, it is not uncommon.

Leontodon taraxacum, Dandelion, opens at 5-6 ,closesat 8-9

Now bring me a 'leontodon taraxacum,' said Thorny, charmed with the quickness of his pupil and glad to display his learning.