Southwestern Orangetip (Anthocharis thoosa [Scudder])
Wing span: 1 - 1 ½ inches (2.5-3.7 cm).
Identification: Male white, female either white or yellowish, especially on hindwing. Most similar to Sara Orangetip, but black bar on inner edge of orange tip very wide, and marbling nearly black. California coast from February-April with a seco
Life history: Plants in the mustard (Brassicaceae) family including tansy-mustard (Descurainia), hedge mustard (Sisymbrium) and rock cresses (Arabis) species.
Adult food: Flower nectar, including that of host mustards.
Habitat: Mainly juniper or pinyon-juniper woodland. Also desert hills.
Range: Arid intermountain West from northern Nevada, Utah, and western Colorado south to western Texas, New Mexico, Arizona, and southeastern California.
