by Stephen Mifsud
   24 Oct 2021      ()
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Cardaria draba subsp. draba   (Whitetop Plant)

Cardaria draba subsp. draba  (BRASSICACEAE.) 
Images for this profile are taken from the Maltese Islands after year 2000.

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Profile Date Oct-2010 (last update: 2-Jan-2020)
Citation for this page Mifsud, S. (2-Jan-2020) Cardaria draba subsp. draba retrieved from on 24-Oct-2021

Nomenclature and Basic Information

Species name :

Cardaria draba subsp. draba(L.) Desvaux
Published in Jour. Bot. Appl. 3: 163 (1814)

Synonyms :
(basionym or principal syn.)

Lepidium draba
Full list of synonyms : [Euro+Med] [PlantList] [IPNI] [POWO] [Catalogue of Life] []

Plant Family :

Brassicaceae Juss. (=Cruciferae) (The Mustard or Cress Family)
47 species from the Brassicaceae family are recorded from the Maltese Islands.

English name(s) :

Whitetop Plant, Hoary Cress

Maltese name(s) :

Maltese name not known

Status for Malta :

Doubtful origin. It is not yet established if this species is native or not.

Frequency :

Very Common     Common    Frequent     Scarce     Rare    Very rare     Extinct

Growth form :

Raunkiaer lifeform [info]: HEMICRYPTOPHYTE ( prostate plants with flowers close to the ground )
Germination [info]: Dicotyledon

Legal Protection :

Not legally protected till the last update of this website (25/Sep/2021)

Red List (1989) :

Not listed in the Red Data Book of the Maltese Islands

Flowering Time :

April – May

Colour of Flowers:


Name Derivation :

draba subsp. draba:

Description, Habitat and Distribution
Habitat in Europe: Cultivated and wasteground.
Preferred habitat in Malta: Data will be available in the next update of this website.
Botanical Description: Glabrous to pubescent perennial 15-60(-90) cm, producing adventitious buds on the roots. Leaves obovate to ovate-oblong, sinuate-dentate, the basal cuneate, petiolate, the cauline sessile, amplexicaul. Petals 2.5-4 mm, white. Silicula 3-4.5 x 3.5-5 mm, emarginate, inflated.
Chromosome number: 2n=62, 64
Distributional range: Probably native in S. Europe, but established throughout most of Europe as a weed.

Distributional map in Europe
and the Mediterranean region (2018):
Occurrences in Europe.
(from Flora Europaea pre year 1993):
Albania, Austria and Liechtenstein, the Balaeric Islands, Bulgaria, Corse, Crete, France (incl. Monaco and Channel Islands but excluding Corse), Greece, Spain (incl. Andorra but excl. the Balaerics), Hungary, Italy (excl. Sicily and Sardignia), ex-Jugoslavia, Portugal, Romania, Russia and former USSR, Sardinia, Sicily and/or Malta, Turkey (European part), Introduced in  Belgium, Britain (excl. Northern Ireland and Channel islands), Czeck Republic and Slovakia, Denmark, Finland, Germany, Ireland, Switzerland, the Netherlands, Norway, Poland, Russia and former USSR,B C Sweden
Occurrences in Europe and the Mediterranean region.
(from Euro+Med Checklist, 2019)
  Country codes  
AE dAg Al Ar dAu Au(A) BH Bl(I M N) Bu Co Cr Cs Ct Cy Eg Ga(F) Gr Hs(A S) Hu IJ It dLi LS dMa Mk Mo Rf Rm Sa dSi(M) Si(S) Sk Sl Sn Sr dTn Tu(E) Uk(K U) [Az(F P S) Be(B) Br Da Es Fe Ge Hb(E) He Ho La Lt Mo No Po Sk Su]

Links & Further literature (1 papers)

Google Web

Google Images

Google Scholar

Research Gate




Med Checklist

Cat. of Life



World Flora Online

Plants of the World Online

Vienna Virt. Herb.

RBGE Herbarium

KEW Herbarium




Updates in the Flora of the Maltese Islands (Central Mediterranean) Stephen Mifsud  (2007)
Kindly Email if there are papers and publications about local studies or information about this species to be included in the list above.

Species Images (9 images)
   Cardaria draba subsp. draba   -   Image Code: CRDDB-0.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-1.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-2.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-3.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-4.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-5.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-6.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-7.
   Cardaria draba subsp. draba   -   Image Code: CRDDB-8.

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