Kickxia elatine
Sharp-leaved Fluellen
Knautia arvensis
Field Scabious
Knautia dipsacifolia
Wood Scabious
Koenigia polystachya
Himalayan Knotweed
Kunzea baxteri
Scarlet Kunzea
Laburnum anagyroides
Laburnum
Laburnum x watereri
Hybrid Laburnum
Lactuca saligna
Least Lettuce
Lactuca serriola
Prickly Lettuce
Lactuca virosa
Great Lettuce
Lamiastrum galeobdolon
Yellow Archangel
Lamium album
White Dead-nettle
Lamium amplexicaule
Henbit Dead-nettle
Lamium hybridum
Cut-leaved Dead-nettle
Lamium maculatum
Spotted Dead-nettle
Lamium purpureum
Red Dead-nettle
Lapsana communis
Nipplewort
Lathraea clandestina
Purple Toothwort
Lathraea squamaria
Toothwort
Lathyrus aphaca
Yellow Vetchling
Lathyrus japonicus
Sea Pea
Lathyrus laevigatus
Yellow Gess
Lathyrus latifolius
Broad-leaved Everlasting-pea
Lathyrus linifolius
Bitter-vetch