Attributes of Strymon istapa
Mallow Scrub-Hairstreak
Strymon istapa (Reakirt, [1867])
Family: Lycaenidae
Subfamily: Theclinae
Identification: One short hindwing tail. Upperside dark gray; female with blue-gray at lower half of hindwing. Underside hindwing gray with one round black spot near base of costa, postmedian row of small black dots.
Wing Span: 7/8 - 1 1/4 inches (2.2 - 3.2 cm).
Life History: Caterpillars eat stems and young leaves of host plant.
Flight: All year; number of broods has not been determined.
Caterpillar Hosts: Plants in mallow family (Malvaceae) including alkali mallow (Sida hederacea) and coastal Indian mallow (Abutilon permolle); also bay cedar (Suriana maritima).
Adult Food: Nectar from small-flowered trees and composites, croton.
Habitat: Open disturbed areas, second growth, weedy pastures, roadsides.
Range: Brazil north through Central America, the West Indies, and Mexico to southern California, southern Arizona, South Texas, and peninsular Florida.
Conservation: Any limited U. S. populations may require conservation.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Maintain present habitats and manage for necessary host and nectar plants.
Taxonomy Notes:
The map below displays all verified sighting records in the BAMONA database for this species. Each record is indicated with a yellow dot. The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. In some instances, there are several records at the same location. Use the table view to access these records.
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The fifty most recently verified sightings are below. See more recently verified sightings of all species.
| Observation Date | Submitter | Region |
Verified Date |
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September 04, 2012 | LLJohnson | Dominican Republic | April 19, 2013 | Details |
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March 06, 2012 | JimConrad | Yucatan, Mexico | April 12, 2013 | Details |
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December 24, 2012 | tysonbartlett55 | Cameron County, Texas, United States | January 02, 2013 | Details |
| June 17, 1984 | legacy.reporter (George T. Austin) | Nye County, Nevada, United States | December 01, 2012 | Details | |
| September 13, 1981 | legacy.reporter (Brock & Smith) | Cochise County, Arizona, United States | December 01, 2012 | Details | |
| April 24, 2001 | legacy.reporter (Marcus Lindberg) | Cochise County, Arizona, United States | December 01, 2012 | Details | |
| June 09, 2001 | legacy.reporter (Marcus Lindberg) | Cochise County, Arizona, United States | December 01, 2012 | Details | |
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November 04, 2012 | H. Wedgeworth | Texas, Montgomery County, United States | November 10, 2012 | Details |
| July 09, 2009 | Harry Forbes | Calhoun County, Texas, United States | August 17, 2012 | Details | |
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July 20, 2012 | Deannathebutterflylady | Broward County, Florida, United States | August 04, 2012 | Details |
| November 04, 2010 | naomiblinick | Sonora, Mexico | May 03, 2011 | Details | |
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November 11, 2010 | Howard G. Byrne III | Pima County, Arizona, United States | April 14, 2011 | Details |
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January 18, 2011 | cpcdolan | Hidalgo County, Texas, United States | February 01, 2011 | Details |
| April 14, 1968 | legacy.reporter (Funk & Roever) | Yuma County, Arizona, United States | January 01, 2011 | Details | |
| November 10, 2009 | John Saba (John Saba) | Santa Cruz County, Arizona, United States | August 04, 2010 | Details | |
| August 07, 1991 | legacy.reporter (Robert L. Langston) | Imperial County, California, United States | August 02, 2010 | Details | |
| September 16, 1984 | legacy.reporter (John F. Emmel) | San Bernardino County, California, United States | April 02, 2010 | Details | |
| October 06, 1984 | legacy.reporter (Ron Leuschener) | Riverside County, California, United States | April 02, 2010 | Details | |
| September 28, 1983 | legacy.reporter (John F. Emmel) | Riverside County, California, United States | April 02, 2010 | Details | |
| May 14, 1978 | legacy.reporter (J. W. Brown) | San Diego County, California, United States | March 09, 2010 | Details | |
| October 01, 1978 | legacy.reporter (Charles Sekerman) | San Diego County, California, United States | March 09, 2010 | Details | |
| October 15, 1978 | legacy.reporter (Charles Sekerman) | San Diego County, California, United States | March 09, 2010 | Details | |
| October 22, 1978 | legacy.reporter (Charles Sekerman) | San Diego County, California, United States | March 09, 2010 | Details | |
| May 05, 1998 | legacy.reporter (Lynn & Gene Monroe) | San Diego County, California, United States | March 09, 2010 | Details | |
| October 20, 1956 | legacy.reporter (Oscar Sette) | Riverside County, California, United States | January 07, 2010 | Details | |
| October 16, 1934 | legacy.reporter (C. Dammers) | Riverside County, California, United States | January 07, 2010 | Details | |
| November 02, 1936 | legacy.reporter (C. Dammers) | Riverside County, California, United States | January 07, 2010 | Details | |
| June 25, 1951 | legacy.reporter (Oscar Sette) | Riverside County, California, United States | January 07, 2010 | Details | |
| May 30, 1935 | legacy.reporter (Lloyd Martin) | Riverside County, California, United States | January 07, 2010 | Details | |
| October 25, 1958 | legacy.reporter (Oscar Sette) | Imperial County, California, United States | January 07, 2010 | Details | |
| November 25, 1935 | legacy.reporter (C. Dammers) | Imperial County, California, United States | January 07, 2010 | Details | |
| March 22, 1935 | legacy.reporter (C. Dammers) | Imperial County, California, United States | January 07, 2010 | Details | |
| March 24, 1935 | legacy.reporter (C. Dammers) | Imperial County, California, United States | January 07, 2010 | Details | |
| April 17, 1973 | legacy.reporter (Jim Brock) | San Bernardino County, California, United States | January 06, 2010 | Details | |
| October 21, 1973 | legacy.reporter (K. Hughes, C. Sekerman) | Riverside County, California, United States | January 06, 2010 | Details | |
| September 23, 1928 | legacy.reporter (Theodore Hower) | Orange County, California, United States | January 06, 2010 | Details | |
| November 10, 2009 | John Saba (John Saba) | Santa Cruz County, Arizona, United States | January 06, 2010 | Details | |
| March 19, 1960 | legacy.reporter (D. Dirks) | San Diego County, California, United States | January 05, 2010 | Details | |
| June 25, 1951 | legacy.reporter (unknown) | Riverside County, California, United States | January 05, 2010 | Details | |
| October 12, 1959 | legacy.reporter (Fred T. Thorne) | Imperial County, California, United States | January 05, 2010 | Details | |
| October 04, 1924 | legacy.reporter (J. A. Comstock) | Imperial County, California, United States | January 04, 2010 | Details | |
| September 24, 1924 | legacy.reporter (J. A. Comstock) | San Diego County, California, United States | January 04, 2010 | Details | |
| November 29, 2007 | Jeff Trahan (Jeff Trahan) | Bossier Parish, Louisiana, United States | October 19, 2009 | Details | |
| November 25, 1935 | legacy.reporter (C. Dammers) | Imperial County, California, United States | October 13, 2009 | Details | |
| May 06, 1962 | legacy.reporter (Oakley Shields) | San Diego County, California, United States | October 13, 2009 | Details | |
| September 30, 1935 | legacy.reporter (Lloyd Martin) | Riverside County, California, United States | October 13, 2009 | Details | |
| October 05, 1986 | Ken Davenport (Ken Davenport) | Imperial County, California, United States | October 13, 2009 | Details | |
| September 10, 2001 | legacy.reporter (Sterling Mattoon) | Kern County, California, United States | October 13, 2009 | Details | |
| October 25, 2007 | Gary Jue (Gary Jue) | Texas, Starr County, United States | July 24, 2009 | Details | |
| November 14, 2008 | aahewetson (Anthony Hewetson) | Duval County, Texas, United States | May 04, 2009 | Details |









