Hairy-horned Springtail-hunter
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 3,185
Species recorded in Powys
1,168 species
Powys — county
Water hog lice/slaters
- Group
- Crustaceans
- Peak month
- September
- Records since 2000
- 3,172
Toad Rush
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,158
Black Rock-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 3,150
Straw Bristle-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 3,148
Orange Dot Lichen
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 3,144
Navicula gregaria
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 3,118
Jagged Germanderwort
- Group
- Liverworts
- Peak month
- July
- Records since 2000
- 3,112
Great Burnet
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,110
Tree-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 3,106
Crab Apple
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 3,104
Northern Peatmoss
- Group
- Mosses
- Peak month
- August
- Records since 2000
- 3,074
Bogbean
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 3,067
Gwynne's Mining Bee
- Group
- Bees, wasps and ants
- Peak month
- March
- Records since 2000
- 3,046
Smooth-chested Blackclock
- Group
- Beetles
- Peak month
- June
- Records since 2000
- 3,034
Yellow Map Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 3,025
Pterostichus niger
- Group
- Beetles
- Peak month
- July
- Records since 2000
- 3,024
Common Yellow-sedge
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 3,006
Abax parallelepipedus
- Group
- Beetles
- Peak month
- May
- Records since 2000
- 3,005
Lesser Cow-horn Bog-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 3,000
Spiky Bog-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 3,000
Bulbous Rush
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 2,996
Parelle
- Group
- Lichens
- Peak month
- July
- Records since 2000
- 2,976
Marshpepper Knotweed
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 2,959
Bitter fluff-wart
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,956
Marsh Cinquefoil
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 2,914
American Skunkcabbage
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 2,909
Anoplotrupes stercorosus
- Group
- Beetles
- Peak month
- August
- Records since 2000
- 2,888
Potamophylax cingulatus
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 2,887
Gomphonema parvulum
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,885
Reimeria sinuata
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,874
Yellow spotted sedge
- Group
- Caddisflies
- Peak month
- May
- Records since 2000
- 2,862
Brook-side Feather-moss
- Group
- Mosses
- Peak month
- August
- Records since 2000
- 2,861
Butter Waxcap
- Group
- Fungi
- Peak month
- October
- Records since 2000
- 2,860
Smaller
- Group
- Mosses
- Peak month
- June
- Records since 2000
- 2,849
Nit Beard Lichen
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,839
Pertusaria pertusa
- Group
- Lichens
- Peak month
- May
- Records since 2000
- 2,835
Codriophorus aquaticus
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 2,831
Common Script Lichen
- Group
- Lichens
- Peak month
- March
- Records since 2000
- 2,809
Strict Haircap
- Group
- Mosses
- Peak month
- September
- Records since 2000
- 2,802
Bog-moss Flapwort
- Group
- Liverworts
- Peak month
- July
- Records since 2000
- 2,799
Navicula lanceolata
- Group
- Seaweeds and algae
- Peak month
- April
- Records since 2000
- 2,789
Marsh Horsetail
- Group
- Ferns and horsetails
- Peak month
- June
- Records since 2000
- 2,785
Cocconeis placentula
- Group
- Seaweeds and algae
- Peak month
- September
- Records since 2000
- 2,767
Beech Feather-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 2,764
Curled Hook-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 2,761
Wry-leaved Tamarisk-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 2,759
Dusky Rock-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 2,727