Laburnum anagyroides
Laburnum
Lactuca saligna
Least Lettuce
Lactuca serriola
Prickly Lettuce
Lapsana communis
Nipplewort
Lathraea squamaria
Toothwort
Lathyrus aphaca
Yellow Vetchling
Lathyrus japonicus
Sea Pea
Lathyrus latifolius
Broad-leaved Everlasting-pea
Lathyrus linifolius
Bitter-vetch
Lathyrus nissolia
Grass Vetchling
Lathyrus pratensis
Meadow Vetchling
Lathyrus vernus
Leontodon saxatilis
Lesser Hawkbit
Lepidium didymum
Lesser Swine-cress
Lepidium draba
Hoary Cress
Lepidium heterophyllum
Smith's Pepperwort
Lepidium ruderale
Narrow-leaved Pepperwort
Lepidium sativum
Garden Cress
Leucojum aestivum
Summer Snowflake
Leycesteria formosa
Himalayan Honeysuckle
Ligustrum ovalifolium
Garden Privet
Ligustrum vulgare
Wild Privet
Limosella aquatica
Mudwort
Linaria purpurea
Purple Toadflax