Iowa's native and naturalized dicots.

The following information is sorted in ascending order alphabetically by "Family".


The following Dipsacaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Dipsacus laciniatus L. . Cut-leaved teasel . . . . Roadsides. Disturbed soil. Waste ground. Infrequent in S. Rare in NE [Delaware & Jackson Counties] & in EC [Clinton & Jones Counties]. NE, EC, SE, SC, SW No No .
Dipsacus sylvestris Hudson . Common teasel . . . . Roadsides. Waste ground. Rare escapee from cultivation in S 1/2 of Iowa. EC, C, WC, SE, SC, WS No No .

The following Droseraceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Drosera rotundifolia L. . Sundew . . . . Sphagnum fen Rare in NC [Hancock County]. NC Yes Yes .

The following Ebenaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Diospyros virginiana L. . Persimmon Ebenaceae Diospyros virginiana L. . Sandstone bluffs. Rare in SE [Lee & Louisa Counties] & SC[Monroe & Wayne Counties]. Possibly only the Lee County population is native. SE, SC Yes Yes .

The following Elaeagnaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Elaeagnus angustifolia L. . Russian olive . . . . Disturbed woods. Infrequent escapee from cultivation. All No No .
Elaeagnus umbellata Thunb. . Autumn olive . . . . Sandy areas. Railroad ballast. Occasional escapee from cultivation. All No No .
Shepherdia argentea (Pursh) Nutt. . Buffalo berry . . . . Dry uplands. Loess bluffs. Prairie-woodland edges. Rare in WC [Harrison, Monona, & Woodbury Counties] & NW [Emmet & Plymouth Counties]. NW, WC Yes es .

The following Elatinaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Elatine triandra Schkuhr . Waterwort . . . . Shallow water of pothole. Rare in NW [Dickinson County]. NW Yes Yes .

The following Ericaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
. . . . Ericaceae Chamaedaphne calyculata (L.) Moench. . . . . Yes Yes E&R does not include this taxon in IA. From FNA [8:508]: The presence of C. calyculata "in Iowa and Georgia remains unconfirmed by modern herbarium specimens; it is considered extirpated."
. . . . Ericaceae Epigaea repens L. . . . . Yes Yes E&R does not include this taxon in IA. FNA[8:475]
Arctostaphylos uva-ursi (L.) Sprengel . Bearberry Ericaceae Arctostaphylos uva-ursi (L.) Sprengel . Limestone bluffs. Outcrops of St. Peter sandstone. Rare in NE [Fayette & Winneshiek (1930) Counties]. NE Yes Yes .
Chimaphila umbellata (L.) Bartram . Prince's pine Ericaceae Chimaphila umbellata (L.) Bartram ssp. umbellata Moist, upland woods. Rare in NE [Allamakee, Fayette (1895), Jackson (1896), & Winneshiek Counties] & in EC [Linn County (1911)]. NE, EC Yes Yes .
Gaylussacia baccata (Wang.) K. Koch . Black huckleberry Ericaceae Gaylussacia baccata (Wang.) K. Koch . Sandy soil in open woods. Rare in NE [Allamakee County], EC [Cedar, Clinton, & Linn Counties], & SE [Muscatine County]. NE, EC, SE Yes Yes .
Monotropa hypopithys L. . Pine-sap Ericaceae Monotropa hypopithys L. . Loamy, upland woods. Rare in NE [Allamakee, Clayton (1921), Dubuque, & Winneshiek (1903) Counties], SE [Lee County], & SC [Appanoose County]. NE, SE, SC Yes Yes .
Monotropa uniflora L. . Indian pipe Ericaceae Monotropa uniflora L. . Moist woods. Infrequent to rare throughout most of the state. All Yes Yes .
Pyrola asarifolia Michx. . Pink pyrola Ericaceae Pyrola asarifolia Michx. ssp. asarifolia Algific talus slopes. Rare in NE [Allamakee & Winneshiek Counties]. NE Yes Yes .
Pyrola elliptica Nutt. . Shinleaf Ericaceae Pyrola elliptica Nutt. . Wooded slopes. Common in NE 1/4 of state. Infrequent in E. Formerly found in NC & SE. NE, NC, EC, C, SE Yes Yes .
Pyrola secunda L. . One-sided pyrola Ericaceae Orthilia secunda (L.) House . Algific talus slopes. Rare in NW [Emmet County (1928)] & in NE [Allamakee, Delaware, & Winneshiek Counties]. NE, NW Yes Yes .
Vaccinium angustifolium Aiton . Low sweet blueberry Ericaceae Vaccinium angustifolium Aiton . Cry, sandstone ledges. Sandy woodlands. Rare in NE [Allamakee & Clayton Counties] & in EC [Jones County]. NE, EC Yes Yes .
Vaccinium myrtilloides Michx. . Velvet-leaf blueberry Ericaceae Vaccinium myrtilloides Michx. . Dry, sandstone ledges. Sandy woods. Rare NE [Allamakee & Clayton Counties]. NE Yes Yes .

The following Euphorbiaceae are native or naturalized in Iowa.

Scientific
Name
[Eilers & Roosa]		 Author
[Eilers & Roosa]		 Subspecific Category
[Eilers & Roosa]		 Common
Name		 Family
[FNA]		 Scientific
Name
[FNA]		 Author
[FNA]		 Subspecific
Category
[FNA]		 Habitat Abundance & Distribution Geographic Areas of
Iowa Occupied		 US
Native?		 IA
Native?		 Special
Notes
Acalypha gracilens Gray . . . . . . Dry, sandy pastures. Rare in E [Benton, Buchanan, Jones, Lee, Muscatine, & Wapello (1938) Counties]. NE, EC, SE Yes Yes E&R include 2 varieties: var. gracilens & var. monococca Engelm.
Acalypha ostryifolia Riddell . Three-seeded mercury . . . . Streambanks. Roadsides. Fields. Rare in SW [Fremont (1940) & Pottawattamie (1949) Counties]. SW Yes Yes .
Acalypha rhomboidea Raf. . Three-seeded mercury . . . . Edges of ponds & marshes. Lowland prairies. Common in E, NC, & SC. Infrequent elsewhere. All Yes Yes .
Acalypha virginica L. . . . . . . Disturbed soil. Common in S. Infrequent in E. Rare in NW. NE, NW, EC, SE, SC, SW Yes Yes .
Croton capitatus Michx. . . . . . . Sandy soil. Dry loess bluffs. Infrequent to rare in S. Loess bluffs in NW & SW. NW, SE, SC, SW Yes Yes .
Croton glandulosus L. var. septentrionalis Mueller-Arg. . . . . . Sandy pond margins. Frequent in SE 1/4. Rare in NE [Clayton County]. NE, EC, C, SE, SC Yes Yes .
Croton monanthogynus Michx. . Prairie tea . . . . Dry, sandy soil. Loess bluffs. Rare in C, WC [Monona County], & SE [Davis, Lee (1917), Van Buren (1954), & Wapello (1940) Counties]. C, WC, SE Yes Yes .
Croton texensis (Kl.) Mueller-Arg. ex DC. . Texas croton . . . . Dry, disturbed soil. Rare in SE [Muscatine County (1897)]. SE No No .
Crotonopsis elliptica Willd. . . . . . . Pastures. Rare in SW [Ringgold County]. SW Yes Yes .
Euphorbia commutata Engelm. . Wood spurge . . . . Moist, sandy soil. Rare in NE [Winneshiek County (1933)]. NE Yes Yes .
Euphorbia corollata L. . Flowering spurge . . . . Prairie remnants. Roadsides. Loess bluffs. Infrequent in NW. Common elsewhere. All Yes Yes .
Euphorbia cyathophora Murray . Wild poinsettia . . . . Open, sandy soil. Woodland margins. Loess. Frequent to infrequent throughout the state. All Yes Yes .
Euphorbia cyparissias L. . Cypress spurge . . . . Waste places, especially near cemeteries. Spreading from cultivation. Frequent to infrequent throughout the state. All No No .
Euphorbia dentata Michx. . Toothed spurge . . . . Roadsides. Along railroads. Loess bluffs. Disturbed prairie remnants. Frequent to common in NW and in S 1/2 of the state. Infrequent to rare elsewhere. All Yes Yes .
Euphorbia esula L. . Leafy spurge . . . . Weed of roadsides. Waste places. Prairies. Frequent in NW. Infrequent to rare elsewhere. All No No .
Euphorbia falcata L. . Falcate spurge . . . . Mesic to dry mesic open areas. Rare in Loess Hills [Monona County]. WC No No .
Euphorbia geyeri Engelm. . . . . . . Sandy fields. Roadsides. Infrequent to rare in E 1/2 of the state. NE, NC, EC, C, SE, SC Yes Yes .
Euphorbia glyptosperma Engelm. . . . . . . Open, sandy soil. Loess bluffs. Frequent to common in W 1/2. Infrequent to rare in E 1/2. All Yes Yes .
Euphorbia hexagona Nutt. ex Sprengel . . . . . . Open, sandy soil. Moist, sandy alluvium. Rare in W 1/2. Infrequent in E. All Yes Yes .
Euphorbia maculata L. . Carpet spurge . . . . Low, sandy prairie remnants. Roadsides. Gardens. Yards. Infrequent WC, NW, & NC. Common elsewhere. All Yes Yes .
Euphorbia marginata Pursh . Snow-on-the-mountain . . . . Waste places. Heavily grazed pastures. Loess bluffs. Common in W, especially in Loess Hills. Infrequent to rare in SE & SC. NW, WC, SE, SC, SW Yes Yes .
Euphorbia missurica Raf. . . . . . . Along railroads. Rare in C [Story County (1800s)] & in WC [Harrison County]. C, WC Yes Yes .
Euphorbia nutans Lag. . Nodding spurge . . . . Dry loess prairies. Roadsides. Disturbed areas. Infrequent in NC. Frequent to common elsewhere. All Yes Yes .
Euphorbia obtusata Pursh . Blunt-leaved spurge, warty spurge . . . . Woods. Rare in S 2/3 & in NW [Lyon County (1897)]. NW, EC, C, WC, SE, SC, SW Yes Yes .
Euphorbia peplus L. . Petty spurge . . . . Dry, disturbed soil. Rare in SE [Muscatine County (1891)]. SE No No .
Euphorbia prostrata Aiton . . . . . . Dry, disturbed soil. Rare in WC [Harrison County]. Rare in SW [Mills & Page Counties]. WC, SW Yes Yes .
Euphorbia serpens HBK. . . . . . . Moist, sandy soil. Infrequent to rare in W 1/2 of the state. NC, NW, C, WC, SC, SW Yes Yes .
Euphorbia serpyllifolia Pers. . . . . . . Sandy alluvium. Moist habitats. Dry, loess bluffs. Infrequent in NW and NC. Rare in SW. NC, NW, SW Yes No .
Euphorbia spathulata Lam. . . . . . . Moist sand. Alluvium. Rare throughout most of the state. All Yes Yes .
Euphorbia stictospora Engelm. . . . . . . Disturbed loess prairies. Pastures. Rare in WC [Monona & Woodbury Counties]. Rare in NW [Plymouth County]. NW, WC Yes Yes .

In this category a total of 50 dicots were recorded from the state of Iowa.

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