Dodder, Cuscuta epithymum.
This extraordinary parasitic plant has rootless thin stems which twine over its hosts and steal nutrients from penetrating haustoria (ref: https://www.britannica.com/science/haustorium )
Lacking chlorophyll it has leaves reduced to red scales. Flowers are in dense clusters as above.
The Pride of Sussex, a Bellflower is magnificent this year further up on Wolstonbury Hill.
Nettle-leaved Bellflower |
Harebells, a Bellflower |
A glorious display of Round-headed Rampion, "the pride of Sussex" our county flower.