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Crotalaria juncea L.
Sunnhemp; Sunn Hemp; Isotropis argentea Ewart & Morrison

Life   Plantae   Dicotyledoneae   Fabaceae   Crotalaria

Click on map for details about points.


Associates · map
FamilyScientific name @ source (records)
Chaetomiaceae  Chaetomium globosum @ BPI (1)
Erysiphaceae  Microsphaera diffusa @ BPI (1)
Glomerellaceae  Colletotrichum crotalariae-junceae @ BPI (1)
Megachilidae  Megachile lanata @ BBSL (1)
Mycosphaerellaceae  Cercospora crotalariae-junceae @ BPI (2)

Cercospora crotalariae @ 435270A (1); 435270B (1)
Phaeosphaeriaceae  Ophiobolus @ BPI (1)
Pleosporaceae  Curvularia lunata @ BPI (1)
Pucciniaceae  Uromyces decoratus @ BPI (11)

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Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=CRJU ---> https://plants.usda.gov/java/profile?symbol=CRJU
https://plants.usda.gov/java/profile?symbol=CRJU ---> http://plants.usda.gov/core/profile?symbol=CRJU
http://plants.usda.gov/core/profile?symbol=CRJU ---> https://plants.usda.gov/core/profile?symbol=CRJU
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Crotalaria juncea L.
sunn hemp

Image of Crotalaria juncea

General Information
Symbol: CRJU
Group: Dicot
Family: Fabaceae
Duration: Annual
Growth Habit : Forb/herb
Native Status : HI   I
L48   I
PB   I
PR   I
VI   I
Plant Guide (pdf) (doc)
Data Source and Documentation
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Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


click on a thumbnail to view an image, or see all the Crotalaria thumbnails at the Plants Gallery




Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Rosidae
Order Fabales
Family Fabaceae ⁄ Leguminosae – Pea family
Genus Crotalaria L. – rattlebox
Species Crotalaria juncea L. – sunn hemp

Subordinate Taxa

This plant has no children

Legal Status

Noxious Weed Information
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds .
Arkansas Crotalaria
crotalaria Noxious weed

Wetland Status

Interpreting Wetland Status

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (CRJU)
Integrated Taxonomic Information System (CRJU)
USF Atlas of Florida Vascular Plants (CRJU)
Related Websites
Cover crops database at the UC Davis Sustainable Agriculture Research and Education Program (SAREP) (CRJU)
FAO-Animal Feed Resources Information System (CRJU)
IN-Purdue Center for New Crops (CRJU)
Managing Cover Crops Profitably (Sustainable Agriculture Network) (CRJU)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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