Green-flowered helleborine is found on the western side of the gorge, in a wooded area next to the towpath below Leigh Woods. lady orchid was discovered here in 1990, in Nightingale Valley on the west side of the Gorge; there is some doubt as to whether this was a wild plant or an introduction. fly orchid and bee orchid are found in the gorge, along with their hybrid. A single plant of lesser meadow-rue is present in the gorge. Bristol rock-cress occurs here, and at nearby Penpole Point; in the gorge, there are about 3,000 plants on the Bristol side, and about 2,000 below Leigh Woods. Hutchinsia is found on both sides of the gorge. Bloody crane's-bill grows on the Bristol side of the gorge, where it is believed to be native. Little robin occurs on both sides of the gorge. Spiked speedwell grows on both sides of the gorge: the first British record of this plant was from the gorge, in 1641.