Enchanter's nightshade, Witch's grass
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 12,056
Species recorded in Powys
1,168 species
Powys — county
Silverweed
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 12,032
Common Chickweed
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 11,998
Greater Stitchwort
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 11,979
Elegant Silk-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 11,892
Sitka Spruce
- Group
- Conifers
- Peak month
- March
- Records since 2000
- 11,870
Endive Pellia
- Group
- Liverworts
- Peak month
- September
- Records since 2000
- 11,837
River Feather-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 11,799
Purple Moor-grass
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,789
Devil's-bit Scabious
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 11,742
Common Flower Fly
- Group
- True flies
- Peak month
- July
- Records since 2000
- 11,730
Crested Dog's-tail
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,688
Thickpoint Grimmia
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,680
Lesser Pocket-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,582
Rough Meadow-grass
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,534
Prickly Sow-thistle
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,523
Rhododendron
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 11,503
Volucella pellucens
- Group
- True flies
- Peak month
- June
- Records since 2000
- 11,473
Male-fern
- Group
- Ferns and horsetails
- Peak month
- May
- Records since 2000
- 11,400
Water Mint
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 11,367
Canada yew
- Group
- Conifers
- Peak month
- April
- Records since 2000
- 11,357
Creeping Cinquefoil
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,337
Agapetus fuscipes
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 11,335
Frizzled Pincushion
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,282
Little Shaggy-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 11,231
Square Caddisfly
- Group
- Caddisflies
- Peak month
- April
- Records since 2000
- 11,212
Heath Bedstraw
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 11,207
Supine Plait-moss
- Group
- Mosses
- Peak month
- March
- Records since 2000
- 11,134
Colt's-foot
- Group
- Flowering plants
- Peak month
- March
- Records since 2000
- 11,051
Common Green Grasshopper
- Group
- Grasshoppers and crickets
- Peak month
- July
- Records since 2000
- 11,050
Narrowleaf Vetch
- Group
- Flowering plants
- Peak month
- May
- Records since 2000
- 11,032
Dotted Thyme-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 11,029
Pineapple Weed
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 11,025
Hemp-agrimony
- Group
- Flowering plants
- Peak month
- August
- Records since 2000
- 10,961
Tufted Vetch
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,953
Chalk Comb-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 10,936
Even Scalewort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,931
Grey Field Slug
- Group
- Molluscs
- Peak month
- May
- Records since 2000
- 10,855
Cross-leaved Heath
- Group
- Flowering plants
- Peak month
- July
- Records since 2000
- 10,772
Common Wasp, Common yellow jacket
- Group
- Bees, wasps and ants
- Peak month
- August
- Records since 2000
- 10,694
Variable-leaved Crestwort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,676
Blueish Veilwort
- Group
- Liverworts
- Peak month
- March
- Records since 2000
- 10,650
Mamillate Plait-moss
- Group
- Mosses
- Peak month
- April
- Records since 2000
- 10,616
Wood-sorrel
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 10,549
Blunt-leaved Bog-moss
- Group
- Mosses
- Peak month
- July
- Records since 2000
- 10,519
Hammered Shield Lichen
- Group
- Lichens
- Peak month
- April
- Records since 2000
- 10,481
Wild Cherry
- Group
- Flowering plants
- Peak month
- April
- Records since 2000
- 10,464
Curled Dock
- Group
- Flowering plants
- Peak month
- June
- Records since 2000
- 10,374