Musk Thistle
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 1,819
Species recorded in Devon
1,755 species
Devon — county
Catillaria lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 1,811
Lasiomma seminitidum
- Group
- True flies
- Peak month
- April
- Records since 2000
- 1,801
Cladonia polydactyla
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,794
Northern House Mosquito
- Group
- True flies
- Peak month
- July
- Records since 2000
- 1,791
Fused Rim-lichen
- Group
- Lichens
- Peak month
- June
- Records since 2000
- 1,779
Tipula maxima
- Group
- True flies
- Peak month
- June
- Records since 2000
- 1,779
Rock Urchin
- Group
- Starfish and sea urchins
- Peak month
- June
- Records since 2000
- 1,770
Valerian psyllid
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 1,769
Thongweed
- Group
- Seaweeds and algae
- Peak month
- August
- Records since 2000
- 1,763
Phytomyza milii
- Group
- True flies
- Peak month
- June
- Records since 2000
- 1,754
Common Tortoiseshell Limpet
- Group
- Molluscs
- Peak month
- September
- Records since 2000
- 1,749
Cereal Fly
- Group
- True flies
- Peak month
- June
- Records since 2000
- 1,734
Petalwort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 1,727
Wood Ant
- Group
- Bees, wasps and ants
- Peak month
- April
- Records since 2000
- 1,703
Board Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,698
Mottled dingy-brown click beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 1,696
Alternateleaf archidium moss
- Group
- Mosses
- Peak month
- October
- Records since 2000
- 1,695
Bunny Ears
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 1,686
Wart lichen
- Group
- Fungi
- Peak month
- July
- Records since 2000
- 1,680
Black Lichen
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 1,679
Leaf beetle
- Group
- Beetles
- Peak month
- November
- Records since 2000
- 1,679
Mustard kidney lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,679
Common Cow-wheat
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 1,675
Scaly Dog-lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,668
Yellow Horned Poppy
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 1,664
Epiphragma ocellare
- Group
- True flies
- Peak month
- May
- Records since 2000
- 1,660
Crunoecia irrorata
- Group
- Caddisflies
- Peak month
- June
- Records since 2000
- 1,656
Pyrrhospora lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,655
Schwenckfeldina carbonaria
- Group
- True flies
- Peak month
- August
- Records since 2000
- 1,654
Volcano Barnacle
- Group
- Crustaceans
- Peak month
- September
- Records since 2000
- 1,653
Oak Eggar
- Group
- Butterflies and moths
- Peak month
- July
- Records since 2000
- 1,652
Common Green Capsid
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 1,649
Cobweb Spider
- Group
- Spiders
- Peak month
- July
- Records since 2000
- 1,647
Common Stiletto
- Group
- True flies
- Peak month
- July
- Records since 2000
- 1,645
Powdered Moon Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,644
European beachgrass
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 1,643
Sand Sedge
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 1,642
Powdered Speckled Shield Lichen
- Group
- Lichens
- Peak month
- February
- Records since 2000
- 1,640
Beraea maurus
- Group
- Caddisflies
- Peak month
- July
- Records since 2000
- 1,639
Orange Pixie-hair Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,636
Lonchoptera lutea
- Group
- True flies
- Peak month
- June
- Records since 2000
- 1,633
White-edged Stone Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,629
Hornet Robberfly
- Group
- True flies
- Peak month
- August
- Records since 2000
- 1,628
Gracile Sheet-web Weaver
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 1,627
Old-wood Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 1,626
Suillia variegata
- Group
- True flies
- Peak month
- April
- Records since 2000
- 1,623
Dust lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 1,621