Lactuca serriola
Prickly Lettuce
Lactuca virosa
Great Lettuce
Lamium album
White Dead-nettle
Lamium amplexicaule
Henbit Dead-nettle
Lamium maculatum
Spotted Dead-nettle
Lamium purpureum
Red Dead-nettle
Lapsana communis
Nipplewort
Lathraea squamaria
Toothwort
Lathyrus latifolius
Broad-leaved Everlasting-pea
Lathyrus nissolia
Grass Vetchling
Lathyrus oleraceus
Garden Pea
Lathyrus sylvestris
Narrow-leaved Everlasting-pea
Laurus nobilis
Bay
Lepidium draba
Hoary Cress
Lepidium heterophyllum
Smith's Pepperwort
Lepidium ruderale
Narrow-leaved Pepperwort
Leycesteria formosa
Himalayan Honeysuckle
Ligustrum ovalifolium
Garden Privet
Ligustrum vulgare
Wild Privet
Linaria purpurea
Purple Toadflax
Linaria repens
Pale Toadflax
Linaria vulgaris
Common Toadflax
Linum usitatissimum
Flax
Lithospermum officinale
Common Gromwell