Trifolium Dubium, Lesser Trefoil



Common name:
Lesser trefoil
Family:
Scientific name:
Trifolium dubium
Main flower color:
Range:
All of the British Isles; least common in the Scottish Highlands
Height:
Up to 20 cm
Habitat:
Dry grassland
Flowers:
Yellow, around 4 mm long, with a relatively large banner petal, partially folded lengthwise, narrow at the tip, and enclosing the other four petals. The calyx is light green, divided into teeth of unequal length. Flowers form as a compact, spherical cluster, of fewer than 25 heads. Flower stalks are shorter than the calyx
Leaves:
Trifoliate, with the middle leaflet attached by a longer stalk than the lateral leaflets
Season:
May to October
Rarity:
★★★★