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Large Orange Sulphur (Phoebis agarithe [Boisduval])
Wing span: 2 1/4 - 3 3/8 inches (5.7 - 8.6 cm).
Identification: Upper surface of male bright orange with no markings. Two female forms, pink-white or yellow-orange. Underside forewing of both sexes with straight submarginal line. Two seasonal forms; winter form has heavier underside markings.
Life history: Caterpillars eat new leaves.
Flight: All year in south Texas and south Florida, strays north in mid- to late summer.
Caterpillar hosts: Pithecellobium and Inga species in the pea family (Fabaceae).
Adult food: Nectar from flowers of lantana, shepherd's needle, bougainvilla, rose periwinkle, turk's cap, and hibiscus.
Habitat: Open, tropical lowlands including gardens, pastures, road edges, trails, parks.
Range: Peru north to southern Texas and peninsular Florida. Rare stray to Colorado, South Dakota, Wisconsin, and New Jersey.
Conservation: Not usually required.
Management needs: None reported.
The Nature Conservancy Global Rank: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
References:
Opler, P. A. and G. O. Krizek. 1984. Butterflies east of the Great Plains.
Johns Hopkins University Press, Baltimore. 294 pages, 54 color plates.
Opler, P. A. and V. Malikul. 1992. A field guide to eastern butterflies.
Peterson field guide #4. Houghton-Mifflin Co., Boston. 396 pages,
48 color plates.
Scott, J. A. 1986. The butterflies of North America. Stanford University
Press, Stanford, Calif. 583 pages, 64 color plates.
Tilden, J. W. 1986. A field guide to western butterflies. Houghton-Mifflin
Co., Boston, Mass. 370 pages, 23 color plates.
Author: Jane M. Struttmann
State and Regional References:
Cech, R. 1993. A Distributional Checklist of the Butterflies and Skippers of
the New York City Area (50-mile Radius) and Long Island. New York City
Butterfly Club Special Publication. 27 pp.
Forbes, W.T.M. 1960. Lepidoptera of New York and Neighboring States. Part
IV: Agaristidae through Nymphalidae Including Butterflies. Cornell Univ.
Agricultural Experimental Station, Ithaca, N.Y. Memoir 371. 188 pp.
Glassberg, J. 1993. Butterflies Through Binoculars: A Field Guide to
Butterflies in the Boston-New York-Washington Region. Oxford Univ. Press,
New York, N.Y. 160 pp.
Klass, C. and Dirig, R. 1992. Learning about Butterflies. Cornell Cooperative
Extension Publication, 4-H Member/Leader Guide 139-M-9. Ithaca, N.Y.
36 pp.
Layberry, R.A., Hall, P.W. & Lafontaine, D.J., 1998. The Butterflies of
Canada. University of Toronto Press, Toronto, ON. 280 pp.
Opler, P.A. 1998. A field guide to eastern butterflies, revised format.
Houghton Mifflin Co., Boston.
Shapiro, A.M. 1974. Butterflies and Skippers of New York State. Cornell Univ.
Agricultural Experimental Station, Ithaca, N.Y. Search 4:1-60.
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