Butterflies of Europe
Western Dappled White
subfamily - PIERINAE
Tribe - PIERINI
Galera, Andalucia, Spain
© Peter Bruce-Jones
Euchloe consists of between 17-30
species depending upon taxonomic viewpoint. Six of the European taxa
and belemia are generally accepted as
valid species, but simplonia is
regarded by some as a synonym or subspecies of
species have white uppersides with black apical markings and a black
bar at the end of the discal cell on the forewing. The underside
hindwings are white, heavily peppered with yellow and black scales
which create an illusion of green colouration. The green markings
take the form of blotches or stripes according to species, and
sometimes almost obscure the underlying white.
In addition to the white species
there is also a subgroup of butterflies in which the ground colour
is bright greenish-yellow. This group comprises of 8 species:
ziayani which are normally treated under the genus
is found in Portugal, Spain, southern France, Italy, Morocco, Algeria,
Tunisia, Libya and Egypt.
This species is most abundant on disturbed cultivated ground in hot
dry open areas. It can be found at elevations between sea level and
The larval foodplants include Moricandia,
and Raphanus - all being genera of
Brassicaceae. The eggs are laid singly on the flowerbuds. The larvae
feed on the flowers and developing seedpods. The pupae sometimes
aestivate for 2 or more seasons.
In the morning, males patrol incessantly in search of females.
Both sexes nectar at a wide variety of flowers but show a preference