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Hesperis matronalis L.
DAMES-VIOLET
Dames rocket

Life   Plantae   Dicotyledoneae   Brassicaceae   Hesperis

Hesperis matronalis, Dames Rocket
© John Pickering, 2004-2017 · 7
Hesperis matronalis, Dames Rocket

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Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis
Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis

Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis
Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis

Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis
Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis

Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis
Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis

Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis
Hesperis matronalis
© Copyright Bobby Hattaway 2011 · 5
Hesperis matronalis

Hesperis matronalis, whole plant - in flower - general view
© Copyright Steve Baskauf, 2002-2011 · 4
Hesperis matronalis, whole plant - in flower - general view
Hesperis matronalis, inflorescence - lateral view of flower
© Copyright Steve Baskauf, 2002-2011 · 4
Hesperis matronalis, inflorescence - lateral view of flower

Hesperis matronalis, whole plant - in flower - general view
© Copyright Steve Baskauf, 2002-2011 · 4
Hesperis matronalis, whole plant - in flower - general view
Hesperis matronalis, stem - showing leaf bases
© Copyright Steve Baskauf, 2002-2011 · 4
Hesperis matronalis, stem - showing leaf bases

Associates · map
FamilyScientific name @ source (records)
Albuginaceae  Albugo candida @ BPI (1)
Andrenidae  Andrena nivalis @ CUIC_ENT (1)

Andrena wheeleri @ CUIC_ENT (1)

Andrena wilkella @ CUIC_ENT (10)
Aphididae  Rhopalosiphoninus ( @ AMNH_PBI (2)
Diaporthaceae  Diaporthe linearis @ BPI (1)
Erysiphaceae  Erysiphe communis @ BPI (3)

Erysiphe cruciferarum @ BPI (1)

Erysiphe polygoni @ BPI (2)
Halictidae  Agapostemon virescens @ CUIC_ENT (1)

Lasioglossum athabascense @ CUIC_ENT (1)

Lasioglossum foxii @ CUIC_ENT (1)

Lasioglossum leucocomum @ CUIC_ENT (1)
Mycosphaerellaceae  Ramularia matronalis @ BPI (3)
Papilionidae  Papilio glaucus @ I_JP (1)
Peronosporaceae  Peronospora parasitica @ BPI (6)

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Following modified from Delaware Wildflowers
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Delaware Wildflowers  •  Scientific names

Hesperis matronalis L. Dame's Rocket
Brassicaceae — Mustard family
Non-native
Hesperis matronalis
White Clay Creek State Park -- Judge Morris Estate
May 2001 Hesperis matronalis
Brandywine Creek State Park
May 2002

More information on this plant, from other sources.


Copyright David G. Smith

Delaware Wildflowers main page

Following modified from MissouriPlants.com
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Hesperis matronalis L. - Dame's Rocket

Hesperis matronalis plant

Family - Brassicaceae

Stems - To 1m tall, somewhat branching above, pubescent, herbaceous.

Hesperis matronalis stem

Leaves - Alternate, lanceolate, typically sessile, toothed(dentate) or rarely entire, pubescent above and below, to +/-12cm long, +4cm broad.

Inflorescence - Terminal racemes to +30cm tall.

Hesperis matronalis inflorescence

Flowers - Corolla purple to blue purple,(other colors seen in cultivation), to 2cm broad. Petals 4, clawed, glabrous. Claw to -1cm long. Limb to +/-1cm long, 8mm broad, emarginate. Stamens 6, 4 closest to ovary longer than outer opposing 2, included. Stigma 2-lobed. Sepals 4, purple, erect and forming mock tube around petal claws, to 6mm long, 1.5mm broad.

Hesperis matronalis flower Flower close-up.

Hesperis matronalis calyx Calyx.

Fruit - Cylindrical siliques to +10cm long.

Flowering - May - August.

Habitat - Disturbed sites, waste ground, thickets, open woods, roadsides, railroads. Also cultivated.

Origin - Native to Europe.

Other info. - This is one of the most showy members of the Brassicaceae . The flowers are typically much more blue-purple than appear in the top picture. The plant is quite common.

Photographs taken at the Kansas City Zoo, 5-8-00, and off Hwy 29, Guilford County, NC., 4-23-03.


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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=HEMA3 ---> https://plants.usda.gov/java/profile?symbol=HEMA3
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Following modified from Flora of North America
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Link to Flora of North America home
 
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FNA Vol. 7 Page 561 , 562 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 7 | Brassicaceae | Hesperis

1. Hesperis matronalis Linnaeus, Sp. Pl. 2: 663. 1753.

Dame's-rocket, rocket, dame's-violet

Stems unbranched basally, often branched distally, 4-8(-11) dm, often eglandular, glabrous distally. Basal leaves withered by flowering, long-petiolate. Cauline leaves short-petiolate; blade narrowly oblong, lanceolate, or broadly ovate, (2-)4-15(-20) cm × (4-)8-40 (-60) mm, base cuneate, margins denticulate or entire, apex acute or acuminate, surfaces pubescent. Fruiting pedicels (5-)7-17(-25) mm. Flowers: sepals 5-8 × 1.5-2 mm; petals (13-)15-20(-22) × 3.5-9 mm, claw 6-12 mm; filaments 2.5-6 mm; anthers 2.5-4 mm. Fruits (4-)6-10(-14) cm × 2-2.5 mm. Seeds (2.5-)3-4 × 1-1.5 mm. 2 n = 24.

Flowering Apr-Jul. Gardens, roadsides, oak glades, waste areas, bluffs, floodplains, abandoned fields, railroad embankments, thickets, woodland; 0-2200 m; introduced; Alta., B.C., Man., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que., Sask.; Ark., Calif., Colo., Conn., Del., D.C., Idaho, Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., Mont., Nebr., Nev., N.H., N.J., N.Y., N.C., N.Dak., Ohio, Oreg., Pa., R.I., S.Dak., Tenn., Utah, Vt., Va., Wash., W.Va., Wis., Wyo.; se Europe; c, sw Asia; n Africa; introduced also in South America (Argentina, Chile).

Following modified from CalPhotos
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http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Hesperis+matronalis&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Hesperis+matronalis&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant
&pull 20q v4.662 20091102: Error 501 Protocol scheme 'https' is not supported (LWP::Protocol::https not installed) https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Hesperis+matronalis&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

Updated: 2017-12-16 19:45:28 gmt
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