Family | Scientific Name | Common Name | Habitat | Distribution | Image |
Iridaceae | Iris albispiritus | Ghost Iris | Wet pine savannas, prairies. | S. FL (the type is from near Fort Myers). | |
Iridaceae | Iris brevicaulis | Short-stemmed Iris, Lamance Iris, Zigzag Iris | Swamps, bottomlands, bogs, seeps, marshes. | OH west to KS, south to Panhandle FL and TX. |
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Iridaceae | Iris cristata | Dwarf Crested Iris | Moist forests, rich woods, roadbanks, streambanks. | MD west to IN and MO, south to NC, AL, MS, AR, and e. OK. |
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Iridaceae | Iris domestica | Blackberry-lily, Leopard-lily | Dry woodlands, forests, edges of granitic flatrocks, cedar glades, old homesites, suburban areas. | Native of e. Asia. |
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Iridaceae | Iris ensata | Japanese Iris | Roadsides; cultivated and rarely escaped. | Native of Japan, n. China, and Sakhalin. Also reported from se. PA (Rhodes & Klein 1993) and s. AL (H. Horne, pers. comm. 2013). |
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Iridaceae | Iris flexicaulis | Zigzag Blue Flag | Marshes, bottomlands. | S. LA west to e. TX. | |
Iridaceae | Iris florentina | Cemetery Iris, White Lily-of-the-field, White-Flag Iris | Roadsides, fence rows, old homesites, disturbed areas. | Native of the Middle East. | |
Iridaceae | Iris fulva | Red Flag, Copper Iris | Swamp forests, wet hammocks, usually in shallow water. This species has become somewhat popular as a native wildflower in cultivation. | S. IL, MO, and w. TN south to w. Panhandle FL, AL, and LA (introduced elsewhere). |
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Iridaceae | Iris germanica | German Iris, Fleur-de-Lys | Roadsides, old homesites, ditches; cultivated and rarely persistent or escaped. | Native of Europe. |
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Iridaceae | Iris giganticaerulea | Giant Blue Iris | Marshes and swamps. | Panhandle FL (L. Anderson, pers.comm., 2021) west to e. TX. | |
Iridaceae | Iris hexagona | Anglepod Blue Flag | Swamps. | SC south to s. FL. Reports from e. GA are apparently all based on Iris savannarum. |
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Iridaceae | Iris kimballiae | Kimball’s Iris | Fresh and brackish marshes. | Apparently endemic to the FL Panhandle (Franklin County). | |
Iridaceae | Iris nelsonii | Nelson's Iris | Swamp forests. | Endemic (so far is known) to Vermilion Parish, LA. |
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Iridaceae | Iris pallida | Sweet Iris | Cultivated and persistent around buildings in GA and elsewhere (FNA). | Native of s. Europe. |
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Iridaceae | Iris prismatica | Slender Blue Iris, Slender Blue Flag | Bogs, wet acidic barrens, marshes, ditches, pools. | NS south to GA, disjunct in w. NC (Henderson County) and sc. TN (Coffee County). |
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Iridaceae | Iris pseudacorus | Water Flag, Yellow Flag, Fleur-de-Lys, Yellow Iris | Swamps, marshes, streams, ponds, streambanks, tidal wetlands, cultivated as a water plant. | Native of Eurasia and n. Africa. |
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Iridaceae | Iris pumila | Dwarf Iris | Disturbed areas, persistent from cultivation. | Native of c. and e. Europe. |
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Iridaceae | Iris rivularis | Sylvan Iris | Floodplain marshes. | Apparently endemic to the watershed of the St. Marys River. | |
Iridaceae | Iris sanguinea | Japanese Iris, Blood Iris | Roadsides, cultivated and rarely escaped. | Native of Japan, n. China, Korea, Japan, and w. Russia. Reported for Cleburne County, AL by Spaulding & Triplett (2022), as I. sanguinea. |
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Iridaceae | Iris savannarum | Prairie Iris | Pine savannas, Florida prairies, strand swamps, freshwater marshes. | GA and AL south to s. FL. |
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Iridaceae | Iris shrevei | Midwestern Blue Flag | Marshes, swamps, streams. | Sw. QC to MN, south to w. NC, n. AL, e. TN, AR, e. TX, and e. KS. | |
Iridaceae | Iris sibirica | Siberian Iris | Cultivated and escaping or persisting near plantings. | Native of Eurasia (c. and e. Europe west to Lake Baikal, Japan, n. China, Korea, Japan, and e. Russia). |
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Iridaceae | Iris tridentata | Savanna Iris | Wet savannas, pine flatwoods, margins of pineland pools. | Se. NC south to ne. FL and Panhandle FL and AL (Mobile County). |
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Iridaceae | Iris verna var. smalliana | Upland Dwarf Iris | Dry to somewhat moist, rocky or sandy woodlands and forests. | Sc. PA and WV south to w. NC, e. TN, n. GA, se. GA, Panhandle FL, and AL; disjunct in Ouachita Mountains of AR. |
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Iridaceae | Iris verna var. verna | Coastal Plain Dwarf Iris, Sandhill Iris | Longleaf pine sandhills, dry, rocky forests and woodlands. | Se. PA, e. MD, e. VA, e. and c. NC, e., c, and w. SC to e. GA, primarily on the Coastal Plain, but extending into the Piedmont and even rarely the low Mountains. |
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Iridaceae | Iris versicolor | Northern Blue Flag, Larger Blue Flag, Poison Flag, Harlequin Blue Flag | Calcareous fens and marshes, mafic fens, tidal marshes and swamps, interdune ponds, shores. | NL west to SK, south to VA, WV, OH, and MN. |
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Iridaceae | Iris virginica | Southern Blue Flag | Tidal and nontidal marshes and swamps, stream margins, flatwoods, wet meadows, bogs. | Se. VA south to c. peninsular FL, west to MS, north in the interior to w. TN; disjunct in sc. TN. |
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Iridaceae | Iris xiphium | Spanish Iris | Disturbed areas. | Native of Spain and Portugal. | |