Stinking Hellebore
- Group
- Flowering plants
- Peak month
- March
- Records since 2000
- 2,647
Species recorded in Devon
1,755 species
Devon — county
Trioza urticae
- Group
- True bugs
- Peak month
- June
- Records since 2000
- 2,647
Little Snipefly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,646
Small Yellow Sedge
- Group
- Caddisflies
- Peak month
- May
- Records since 2000
- 2,644
Green-ribbed Sedge
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,642
Peltigera hymenina
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,640
Wild Radish
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,631
Sowbread
- Group
- Flowering plants
- Peak month
- September
- Records since 2000
- 2,623
Tricyphona immaculata
- Group
- True flies
- Peak month
- May
- Records since 2000
- 2,611
Long-billed Dowitcher
- Group
- Birds
- Peak month
- October
- Records since 2000
- 2,603
Crimson Waxcap
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,601
Hoary Ragwort
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 2,595
Pomace fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,587
White-legged harp ground beetle
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 2,577
Opomyza germinationis
- Group
- True flies
- Peak month
- June
- Records since 2000
- 2,572
Heath-grass
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,571
Wart lichen
- Group
- Fungi
- Peak month
- June
- Records since 2000
- 2,571
Lesser Scaup
- Group
- Birds
- Peak month
- March
- Records since 2000
- 2,556
False Irish Moss
- Group
- Seaweeds and algae
- Peak month
- August
- Records since 2000
- 2,553
Phaonia tuguriorum
- Group
- True flies
- Peak month
- July
- Records since 2000
- 2,549
Oil beetle
- Group
- Beetles
- Peak month
- April
- Records since 2000
- 2,548
Apple of Peru
- Group
- Flowering plants
- Peak month
- September
- Records since 2000
- 2,538
Membraneous felt lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,536
Dwarf weaver
- Group
- Spiders
- Peak month
- June
- Records since 2000
- 2,531
Cheilosia morio
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,521
Wall thread-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,514
Many-forked Cladonia
- Group
- Lichens
- Peak month
- September
- Records since 2000
- 2,510
Marble Screw-moss
- Group
- Mosses
- Peak month
- January
- Records since 2000
- 2,509
Field Madder
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 2,508
Shrubby Cinquefoil
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,502
Corncockle
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,501
Floating Pennywort
- Group
- Flowering plants
- Peak month
- September
- Records since 2000
- 2,498
Soldier Fly
- Group
- True flies
- Peak month
- May
- Records since 2000
- 2,495
Matted Feather-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,494
Shiny riverbank ground beetle
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 2,479
Broad-banded Aphideater
- Group
- True flies
- Peak month
- August
- Records since 2000
- 2,474
Campylomyza flavipes
- Group
- True flies
- Peak month
- December
- Records since 2000
- 2,470
Kohuhu
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 2,461
Powdery Saucer Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,443
Moschatel
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 2,434
Hoary Rosette Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 2,424
Agonum fuliginosum
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 2,422
Aphelocheirus aestivalis
- Group
- True bugs
- Peak month
- September
- Records since 2000
- 2,422
Shaw's Bristle-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,410
Psychoda grisescens
- Group
- True flies
- Peak month
- February
- Records since 2000
- 2,409
Timothy Grassbug
- Group
- True bugs
- Peak month
- July
- Records since 2000
- 2,406
Capra's Water Cricket
- Group
- True bugs
- Peak month
- May
- Records since 2000
- 2,402
Gemmabryum ruderale
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,401