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Nasturtium officinale W. T. Aiton
WATER-CRESS
Rorippa nasturtium-aquaticum; Sisymbrium nasturtium-aquaticum L; Watercress

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Nasturtium officinale
© Copyright Mel Harte 2010 · 3
Nasturtium officinale
Nasturtium officinale
© Copyright Mel Harte 2010 · 3
Nasturtium officinale

Nasturtium officinale
© Copyright Mel Harte 2010 · 3
Nasturtium officinale
Nasturtium officinale
© Copyright Mel Harte 2010 · 3
Nasturtium officinale

Nasturtium officinale
© Copyright Mel Harte 2010 · 3
Nasturtium officinale
Nasturtium officinale, flowers
© Pedro Tenorio-Lezama, 2001 · 0
Nasturtium officinale, flowers

Nasturtium officinale, fruit
© Pedro Tenorio-Lezama, 2001 · 0
Nasturtium officinale, fruit
Nasturtium officinale, branch
© Pedro Tenorio-Lezama, 2001 · 0
Nasturtium officinale, branch

Nasturtium officinale, stem
© Pedro Tenorio-Lezama, 2001 · 0
Nasturtium officinale, stem

Associates · map
FamilyScientific name @ source (records)
Albuginaceae  Albugo candida @ BPI (1)
Aphididae  Aphis ( @ NCSU_ENT (4)

Lipaphis erysimi @ AMNH_PBI (1)

Myzus ( @ AMNH_PBI (1)

Pemphigus @ CSCA_TCN (2)
Megachilidae  Protosmia rubifloris @ UCRC_ENT (1)
Mycosphaerellaceae  Septoria radiculae @ BPI (1)

Septoria uliginosa @ BPI (2)

Septoria @ BPI (1)
Peronosporaceae  Peronospora parasitica @ BPI (1)

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Following modified from Flora of Taiwan, National Taiwan University
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Following modified from Delaware Wildflowers
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Delaware Wildflowers  •  Scientific names

Nasturtium officinale R. Brown ( Rorippa nasturtium-aquaticum ) Watercress
(Nasturtium) Brassicaceae — Mustard family
Non-native
Nasturtium officinale
White Clay Creek State Park -- Thompson Station Road
May 2004 Nasturtium officinale Nasturtium officinale
White Clay Creek State Park -- Possum Hill
May 2014 Nasturtium officinale
White Clay Creek State Park -- Possum Hill
June 2014

Search Google Delaware USDA

Photos copyright David G. Smith

Delaware Wildflowers main page

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http://plants.usda.gov/java/profile?symbol=NAOF ---> https://plants.usda.gov/java/profile?symbol=NAOF
https://plants.usda.gov/java/profile?symbol=NAOF ---> http://plants.usda.gov/core/profile?symbol=NAOF
http://plants.usda.gov/core/profile?symbol=NAOF ---> https://plants.usda.gov/core/profile?symbol=NAOF
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Nasturtium officinale W.T. Aiton
watercress

Image of Nasturtium officinale

General Information
Symbol: NAOF
Group: Dicot
Family: Brassicaceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : AK   I
CAN   I
L48   I
PR   I
SPM   I
VI   I
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   

Images

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

Robert H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species . Northeast National Technical Center, Chester. Provided by USDA NRCS Wetland Science Institute (WSI). Usage Requirements .

Brother Alfred Brousseau. Provided by St. Mary's College of California . ©St. Mary's College of California. Usage Requirements .

Brother Alfred Brousseau. Provided by St. Mary's College of California . ©St. Mary's College of California. Usage Requirements .

©Jim Stasz. Usage Requirements .

USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. Provided by NRCS National Wetland Team . Usage Requirements .

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 162. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .

slideshow

Synonyms

Symbol Scientific Name Other Common Names
NANA2 Nasturtium nasturtium-aquaticum (L.) Karsten
NAOFS Nasturtium officinale W.T. Aiton var. siifolium (Rchb.) W.D.J. Koch
RONA2 Rorippa nasturtium-aquaticum (L.) Hayek watercress
SINA4 Sisymbrium nasturtium-aquaticum L.

Classification

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 Dilleniidae
Order Capparales
Family Brassicaceae ⁄ Cruciferae – Mustard family
Genus Nasturtium R. Br. – yellowcress
Species Nasturtium officinale W.T. Aiton – watercress

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 .
Connecticut Rorippa nasturtium-aquaticum watercress Potentially invasive, banned
U.S. Weed Information
Nasturtium officinale watercress Rorippa nasturtium-aquaticum watercress
This plant and synonym italicized and indented above can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
STATE Assorted authors. State noxious weed lists for 46 states . State agriculture or natural resource departments.
SEEPPC Southeast Exotic Pest Plant Council. 1996. Invasive exotic pest plants in Tennessee (19 October 1999). Research Committee of the Tennessee Exotic Pest Plant Council. Tennessee.

Wetland Status

Interpreting Wetland Status

Top Level Regions
Caribbean OBL
North America
Alaska OBL
Arid West OBL
Atlantic and Gulf Coastal Plain OBL
Eastern Mountains and Piedmont OBL
Great Plains OBL
Midwest OBL
Northcentral & Northeast OBL
Western Mountains, Valleys, and Coast OBL

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (NAOF)
CalPhotos (NAOF)
Integrated Taxonomic Information System (NANA2)
Integrated Taxonomic Information System (NAOFS)
Integrated Taxonomic Information System (RONA2)
Integrated Taxonomic Information System (SINA4)
Jepson Interchange (University of California - Berkeley) (NAOF)
Lady Bird Johnson Wildflower Center Native Plant Information Network (NAOF)
Native American Ethnobotany (University of Michigan - Dearborn) (NAOF)
University of Wisconsin - Stevens Point Freckmann Herbarium (NAOF)
Related Websites
Invasive Plant Atlas of New England (RONA2)

Wildlife

Food

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Cover

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover


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Following modified from Flora of North America
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FNA Vol. 7 Page 490 , 492 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 7 | Brassicaceae | Nasturtium

1. Nasturtium officinale W. T. Aiton in W. Aiton and W. T. Aiton, Hortus Kew. 4: 110. 1812.

Sisymbrium nasturtium-aquaticum Linnaeus, Sp. Pl. 2: 657. 1753; Rorippa nasturtium-aquaticum (Linnaeus) Hayek

Plants glabrous throughout or sparsely pubescent. Stems 1-11 (-20) dm. Cauline leaves: petiole not winged, base auriculate; blade 3-9(-13)-foliolate, (1-) 2-15(-22) cm; lateral leaflets sessile or petiolulate, rachis not winged, blade smaller than terminal; terminal leaflet (or simple blade) suborbicular to ovate, or oblong to lanceolate, (0.4-)1-4(-5) cm × (3-)7-25(-40) mm, base obtuse, cuneate, or subcordate, margins entire or repand, apex obtuse. Fruiting pedicels divaricate or descending, straight or recurved, 5-17(-24) mm. Flowers: sepals 2-3.5 × 0.9-1.6 mm; petals white or pink, spatulate or obovate, 2.8-4.5(-6) × 1.5-2.5 mm, (base to 1 mm), apex rounded; filaments 2-3.5 mm; anthers 0.6-1 mm. Fruits (0.6-)1-1.8(-2.5) cm × (1.8-)2-2.5(-3) mm; ovules (28-)36-60 per ovary; style 0.5-1(-1.5) mm. Seeds biseriate, reddish brown, ovoid, (0.8-)0.9-1.1 (-1.3) × (0.6-)0.7-0.9(-1) mm, coarsely reticulate with 25-50(-60) areolae on each side. 2 n = 32.

Flowering Feb-Sep. Flowing streams, ditches, lake margins, swamps, marshes, seeps; 0-3000 m; introduced; Alta., B.C., Man., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que.; Ala., Alaska, Ariz., Ark., Calif., Colo., Conn., Del., D.C., Fla., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Miss., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.C., N.Dak., Ohio, Okla., Oreg., Pa., R.I., S.C., S.Dak., Tenn., Tex., Utah, Vt., Va., Wash., W.Va., Wis., Wyo.; Europe; Asia; n Africa; introduced also elsewhere in the New World, tropical and s Africa, Australia.

Updated: 2020-08-03 18:44:35 gmt
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