Sharp Rush
- Peak month
- July
- Records since 2000
- 145
- Scientific name
- Juncus acutus
Sweet marjoram
- Peak month
- May
- Records since 2000
- 144
- Scientific name
- Origanum majorana
Tea-leaved Willow
- Peak month
- July
- Records since 2000
- 144
- Scientific name
- Salix phylicifolia
Largeflower tickseed
- Peak month
- July
- Records since 2000
- 143
- Scientific name
- Coreopsis grandiflora
Marsh Dock
- Peak month
- July
- Records since 2000
- 143
- Scientific name
- Rumex palustris
Sweet spurge
- Peak month
- May
- Records since 2000
- 143
- Scientific name
- Euphorbia dulcis
Annual bastard cabbage
- Peak month
- June
- Records since 2000
- 142
- Scientific name
- Rapistrum rugosum
Chinese windmill palm
- Peak month
- April
- Records since 2000
- 142
- Scientific name
- Trachycarpus fortunei
Indian teasel
- Peak month
- April
- Records since 2000
- 142
- Scientific name
- Dipsacus sativus
Oceanspray
- Peak month
- July
- Records since 2000
- 142
- Scientific name
- Holodiscus discolor
Whorled Water-milfoil
- Peak month
- July
- Records since 2000
- 142
- Scientific name
- Myriophyllum verticillatum
Erythranthe lutea
- Peak month
- August
- Records since 2000
- 141
- Group
- Flowering plants
Hair Sedge
- Peak month
- July
- Records since 2000
- 141
- Scientific name
- Carex capillaris
Pheasant's-eye Daffodil
- Peak month
- April
- Records since 2000
- 141
- Scientific name
- Narcissus poeticus
Anaphalis triplinervis
- Peak month
- September
- Records since 2000
- 140
- Group
- Flowering plants
Cyphel
- Peak month
- July
- Records since 2000
- 139
- Scientific name
- Cherleria sedoides
Narrow-leaved Meadow-grass
- Peak month
- May
- Records since 2000
- 139
- Scientific name
- Poa angustifolia
Orange Mullein
- Peak month
- July
- Records since 2000
- 139
- Scientific name
- Verbascum phlomoides
Lady Orchid
- Peak month
- May
- Records since 2000
- 138
- Scientific name
- Orchis purpurea
Net-leaved Willow
- Peak month
- September
- Records since 2000
- 138
- Scientific name
- Salix reticulata
Round-leaved Mint
- Peak month
- August
- Records since 2000
- 138
- Scientific name
- Mentha suaveolens
Slender Eyebright
- Peak month
- July
- Records since 2000
- 138
- Scientific name
- Euphrasia micrantha
Bristle Sedge
- Peak month
- July
- Records since 2000
- 137
- Scientific name
- Carex microglochin
English Lavendar
- Peak month
- June
- Records since 2000
- 137
- Scientific name
- Lavandula angustifolia
Trachystemon orientale
- Peak month
- March
- Records since 2000
- 137
- Group
- Flowering plants
Ash-leaf maple
- Peak month
- April
- Records since 2000
- 136
- Scientific name
- Acer negundo
Cape pondweed
- Peak month
- May
- Records since 2000
- 136
- Scientific name
- Aponogeton distachyos
Cirsium rivulare
- Peak month
- June
- Records since 2000
- 136
- Group
- Flowering plants
Psephellus dealbatus
- Peak month
- June
- Records since 2000
- 136
- Group
- Flowering plants
Scrophularia vernalis
- Peak month
- April
- Records since 2000
- 136
- Group
- Flowering plants
Alpine Meadow-grass
- Peak month
- August
- Records since 2000
- 135
- Scientific name
- Poa alpina
Pseudodictamnus mediterraneus
- Peak month
- June
- Records since 2000
- 135
- Group
- Flowering plants
Sea Pearlwort
- Peak month
- August
- Records since 2000
- 135
- Scientific name
- Sagina maritima
Sulphur Clover
- Peak month
- June
- Records since 2000
- 135
- Scientific name
- Trifolium ochroleucon
Matthiola incana
- Peak month
- May
- Records since 2000
- 134
- Group
- Flowering plants
Small Water-pepper
- Peak month
- August
- Records since 2000
- 134
- Scientific name
- Persicaria minor
Twiggy Mullein
- Peak month
- July
- Records since 2000
- 134
- Scientific name
- Verbascum virgatum
Polygonatum hybridum
- Peak month
- May
- Records since 2000
- 133
- Group
- Flowering plants
Silky-leaf osier
- Peak month
- July
- Records since 2000
- 133
- Scientific name
- Salix smithiana
Slender Spike-rush
- Peak month
- July
- Records since 2000
- 133
- Scientific name
- Eleocharis uniglumis
Spreading Bellflower
- Peak month
- August
- Records since 2000
- 133
- Scientific name
- Campanula patula
Pale St John's-wort
- Peak month
- August
- Records since 2000
- 132
- Scientific name
- Hypericum montanum
Thinopyrum junceum
- Peak month
- June
- Records since 2000
- 132
- Group
- Flowering plants
Beggarticks
- Peak month
- August
- Records since 2000
- 131
- Scientific name
- Bidens frondosa
Rubus lindleyanus
- Peak month
- August
- Records since 2000
- 130
- Group
- Flowering plants
Fan-leaved Water-crowfoot
- Peak month
- August
- Records since 2000
- 129
- Scientific name
- Ranunculus circinatus
Love-lies-bleeding
- Peak month
- September
- Records since 2000
- 129
- Scientific name
- Amaranthus caudatus
Seaside Centaury
- Peak month
- July
- Records since 2000
- 129
- Scientific name
- Centaurium littorale