The unimproved calcareous grasslands of the Commons make them the perfect place for lots of unusual wildflowers. Here are just a few of the rarest you can see.
The distinctive smell from the fragrant orchid on a summer's evening is something you may never forget.
The spectacular pasqueflower flowers in late April. Sadly, it's very short lived.
With their small, needle-like green leaves, juniper plants are easy to recognise. Fortunes have changed for this prickly shrub and it's now in decline in the UK.
The Commons turn egg-yolk yellow when the cowslips start flowering in spring.
This small and flamboyant orchid can be seen flowering between June and July. It loves the dry calcareous grasslands found on the Commons.
Looking more like a dead daisy, the carline thistle is really in full flower.
The mauve flowers from the autumn gentians look terrific between July and October. You can sometimes see them growing in large groups.
Marjoram provide the insects on the Commons with an excellent source of nectar and pollen. It's a favourite of bumblebees and butterflies.
The stems of the field scabious are rough and hairy, just like scabby skin.