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FamilyScientific Name Common NameHabitatDistributionImage
EuphorbiaceaeCroton alabamensis var. alabamensisAlabama CrotonDry to mesic limestone and dolostone glades, woodlands, and wooded ravines.Endemic to scattered populations in c. AL; alleged populations in sc. TN (Chester, Wofford, & Kral 1997) are apparently based on mislabeled specimens (Wurdack 2006).image of plant
EuphorbiaceaeCroton alabamensis var. texensisTexabama CrotonLimestone canyon slopes.Endemic to ec. TX (Bell, Coryell, and Travis counties).
EuphorbiaceaeCroton argenteusLoamy soils of the Rio Grande Valley.Native of West Indies, Central America, and South America.
EuphorbiaceaeCroton argyranthemusSilver Croton, Sandhill Croton, Healing CrotonLongleaf pine sandhills, other dry sands.C. GA and s. AL south to c. peninsular FL; w. LA and sw OK south through e. and c. TX to NLE and TAM.image of plant
EuphorbiaceaeCroton berlandieriSalvia, PepperbushBrush.S. TX south to ne. Mexico.
EuphorbiaceaeCroton bonplandianusChrome ore piles.Native of South America. Reported for chrome ore piles at Newport News, VA and Canton, MD (Reed 1964)image of plant
EuphorbiaceaeCroton capitatusWoolly Croton, Hogwort, Capitate Croton, GoatweedGlades, prairies, woodlands, fields, disturbed areas.Native of sc. United States, the exact limits of the original native distribution unclear, perhaps something like IL west to NE, south to AL, TX, and TAM.image of plant
EuphorbiaceaeCroton ciliatoglanduliferMexican CrotonBrush.S. TX, s. AZ south to se. Mexico.
EuphorbiaceaeCroton cortesianusCortez's Croton, PalilloThickets.S. TX south to se. Mexico.
EuphorbiaceaeCroton coryiCory's CrotonDunes, grasslands, woodland openings, in loose sands.Endemic to s. TX.
EuphorbiaceaeCroton dioicusGrassland Croton, Rosval, Hierba del Gato, RubaldoDry uplands.S. TX, Panhandle TX, w. TX, n. NM south to c. Mexico.
EuphorbiaceaeCroton discolorLechecillo
EuphorbiaceaeCroton elliottiiPondshore Croton, Elliott's CrotonShores and exposed drawdown zones of clay-based Carolina bays and limesink ponds (dolines).Se. SC south to Panhandle FL, west to se. AL.image of plant
EuphorbiaceaeCroton floridanusFlorida DoveweedBeaches, dunes, sandy disturbed areas.Endemic to s. FL (Broward, Collier, Lee, Manatee, Martin, and Pinellas counties).image of plant
EuphorbiaceaeCroton fruticulosusEncinilla, Hierba LocaIn brush on limestone or caliche.C. TX west to s. AZ, south to n. and c. Mexico.
EuphorbiaceaeCroton glandulosus var. arenicolaBeaches, dunes, sandy disturbed areas.Endemic to s. FL (Miami-Dade, Monroe, and Palm Beach counties).image of plant
EuphorbiaceaeCroton glandulosus var. lindheimeriDry, sandy areas.KS south to TX, NM, and TAM.image of plant
EuphorbiaceaeCroton glandulosus var. pubentissimusSouth Texas CrotonCoastal and near-coastal sand dunes.Endemic of coastal TX, from se. TX (Brazoria County) to s. TX (Cameron and Hidalgo counties).image of plant
EuphorbiaceaeCroton glandulosus var. septentrionalisDoveweed, Tooth-leaved Croton, Sand Croton, Northern CrotonFields, roadsides, disturbed areas.C. glandulosus is widespread in tropical and subtropical America; var. septentrionalis is the northernmost variety, distributed from PA west to MN, south to FL, TX, and ne. Mexico (its exact pre-Columbian range is speculative because of its weedy nature). See discussion by Atha, Hewitt, & Wang (2020) for discussion of northern records.image of plant
EuphorbiaceaeCroton heptalonWoolly CrotonDisturbed areas.Native of s. TX and ne. Mexico (TAM).
EuphorbiaceaeCroton humilisPepperbush, Low Croton, SalviaRockland hammocks, disturbed uplands.S. FL (Miami-Dade County, Collier County, and mainland and keys of Monroe County); West Indies.image of plant
EuphorbiaceaeCroton incanusTorrey's CrotonCalcareous loams and uplands.S. TX and w. TX south to c. Mexico.
EuphorbiaceaeCroton leucophyllus var. leucophyllusCalcareous clay soils.S. TX and w. TX south into n. Mexico.
EuphorbiaceaeCroton lindheimeriGoatweed, Lindheimer’s CrotonCalcareous glades, edges of crop fields, other disturbed areas.SC, IN, MO, e. KS, and south to c. peninsular FL, s. TX and Mexico (the adventive vs. native range somewhat unclear).image of plant
EuphorbiaceaeCroton lindheimerianus var. lindheimerianusLindheimer's Croton, Three-seeded CrotonSandy loam hillsides, rocky clay hillsides; fields and other disturbed soils in the eastern part of our region, adventive from farther west.AR, s. KS, NM, and AZ south through s. LA and TX to Mexico (COA, NLE, TAM).image of plant
EuphorbiaceaeCroton linearisPineland Croton, GrannybushPine rocklands, marl prairies, coastal strands, disturbed uplands.S. FL; West Indies.image of plant
EuphorbiaceaeCroton michauxiiSand Rushfoil, Michaux's Croton, Narrowleaf RushfoilLongleaf pine sandhills, disturbed sandy soils.Se. NC and SC south to s. FL, west to TX, north in the interior to MO, IL, and IA. Fernald (1950) alleges that this species extends as far north as VA, but the documentation is unknown to me. See Ungberg (2022) for documentation of its occurrence in NC.image of plant
EuphorbiaceaeCroton monanthogynusPrairie-tea, One-seed CrotonLimestone outcrops, blackland prairies, disturbed dry soil.Sw. VA, OH, IN, IA, NE, and CO, south to nw. GA, FL, TX, and Mexico (COA, NLE, SLP, TAM); adventive as a weed at scattered locations east of the Blue Ridge.image of plant
EuphorbiaceaeCroton parksiiParks's CrotonIn deep sands and sandy loams.S. TX.
EuphorbiaceaeCroton pottsii var. pottsiiLeatherweed, EncinillaGrasslands and scrub over limestone.C. and s. TX, NM, and AZ south to Mexico.
EuphorbiaceaeCroton punctatusSilverleaf Croton, Beach-tea, Gulf Croton, Hierba de JabaliBeach dunes, coastal grasslands, usually with Uniola paniculata and/or Spartina patens.NC (Dare County) south to s. FL, west to TX, and south through e. Mexico into Central and n. South America; West Indies.image of plant
EuphorbiaceaeCroton solimanSoliman's CrotonThickets.Extreme se. TX (Cameron County) south to ne. Mexico.
EuphorbiaceaeCroton texensisTexas Croton, SkunkweedSandy or sandy loam areas; eastwards in disturbed areas.W. MO, SD, WY, and UT south to TX, NM, AZ, and Mexico.image of plant
EuphorbiaceaeCroton trinitatisBallast piles, apparently only a waif.Native of Central and South America. Collected once in Pensacola, Escambia County, FLimage of plant
EuphorbiaceaeCroton willdenowiiGlade Rushfoil, Outcrop Rushfoil, Broadleaf Rushfoil, Willdenow's CrotonGranitic flatrocks, diabase barrens, calcareous barrens, thin soils around other rock outcrops, open woodlands, disturbed sandy soil.CT, se. PA (Rhoads & Block 2007), IL, and se. KS, south to ne. FL, Panhandle FL, and TX.image of plant

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