Taxon: Xyris difformis Chapm.

Summary

Genus:

Xyris

Family:

Xyridaceae

Nomen number:

482246

Place of publication:

Fl. South. U.S. 500. 1860

Protologue link:

https://biodiversitylibrary.org/page/24356418

Verified:

11/15/2018 ARS Systematic Botanists.

Accessions:

2 (2 active, 2 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

No images

Conservation Status

Reference(s)

FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties

Common names

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Reference
1	Native	Northern America	Eastern Canada	Canada	Nova Scotia	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Eastern Canada	Canada	Ontario	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	North-Central U.S.A.	United States	Oklahoma	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	North-Central U.S.A.	United States	Wisconsin	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Connecticut	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Indiana	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Maine	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Massachusetts	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Michigan	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	New Hampshire	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	New Jersey	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Ohio	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Pennsylvania	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Rhode Island	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Northeastern U.S.A.	United States	Vermont	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	South-Central U.S.A.	United States	Texas	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Alabama	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Arkansas	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Delaware	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	District of Columbia	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Florida	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Georgia	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Kentucky	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Louisiana	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Maryland	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Mississippi	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	North Carolina	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	South Carolina	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Tennessee	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Southeastern U.S.A.	United States	Virginia	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Northern America	Subarctic America	United States	Alaska	FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Southern America	Central America	Belize		FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Southern America	Central America	Honduras		FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties
1	Native	Southern America	Central America	Nicaragua		FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties

Native
Northern America

SUBARCTIC AMERICA: United States [Alaska]
EASTERN CANADA: Canada [Nova Scotia, Ontario]
NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, Ohio, Pennsylvania, Rhode Island, Vermont]
NORTH-CENTRAL U.S.A.: United States [Oklahoma, Wisconsin]
SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia]
SOUTH-CENTRAL U.S.A.: United States [Texas]

Southern America

CENTRAL AMERICA: Belize, Honduras, Nicaragua

Reference(s)

FNA Editorial Committee. 1993-. Flora of North America. Note: recognizes 3 varieties

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=482246. Accessed 15 April 2026.