Upperside orange-brown to black, checkered with black and white spots. Tan to brick-red patch on forewing. Eggs are laid in groups of 2-4 on lower leaves of host plant, or singly on other parts of plant. Caterpillars rest during the day in shelters of leaves tied together with silk, emerging at night to feed.
Young caterpillars feed on leaves, older caterpillars eat leaves and stems.
G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery. For langei control of invasive weedy alien plants by means other than fire is an imperative. Behr's Metalmark, Mexican Metalmark, and Southwestern Metalmark were previously considered to belong to this species. Bailowitz, R. A., and J. P. Brock. Butterflies of southeastern Arizona.