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Whitetop is a perennial herb that reproduces by seeds and by horizontal creeping roots. The stem is stoutish, erect or spreading, 10 to 80 cm tall, branched, covered sparsely with ash-colored soft hairs to heavily covered. The leaves are alternating, simple, and mostly toothed. The basal
313:), are 2 to 6.5 cm long, and are oblong or tapering the point, with broad bases that clasp the stalk. Whitetop has slightly domed flower clusters in which the individual flower stalks grow upward from various points off the branch to approximately the same height (
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309:), and are long and flat, lance-shaped to egg-shaped, with the narrow end attached to the stalk. On the upper part of the stem the leaves are attached directly to the stalk (
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It is native to western Asia and southeastern Europe and is an invasive species in North
America, introduced by contaminated seeds in the early 1900s. Also known as
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Hoary cress was traditionally used for medicinal purposes, including anti-inflammatory and antibacterial treatments.
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Puliafico, Kenneth P.; Schwarzländer, Mark; Price, William J.; Harmon, Bradley L.; Hinz, Hariet L. (March 2011).
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Agriculture
Research Service United States Department of Agriculture, Washington, DC, p. 200
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317:-like). The petals are white, clawed, and 3 to 5 mm long, about twice the length of the
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548:"The biology of canadian weeds. 3. cardaria draba, c. chalepensis, and c. pubescens"
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423:"The biology and non-chemical control of Hoary Cress (Cardaria draba (L.) Desv.)"
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638:"Native and Exotic Grass Competition with Invasive Hoary Cress (Cardaria draba)"
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genera may be able to outcompete hoary cress in North
America.
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451:"Lepidium draba Profile – California Invasive Plant Council"
697:. Lists general information and resources for Whitetop.
546:
MULLIGAN, GERALD A.; FINDLAY, JUDY N. (January 1974).
741:
693:, National Invasive Species Information Center,
305:leaves are 4 to 10 cm, have a slight stem (
8:
703:, Invasive Plant Atlas of the United States,
594:. Australian Weeds Committee. Archived from
695:United States National Agricultural Library
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321:. Typically, each flower has four petals.
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31:
709:, Bugwood Wiki - Invasive Pest Management
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394:Botanical Society of Britain and Ireland
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718:Agriculture Research Service (1970) "
642:Invasive Plant Science and Management
592:Weed Identification & Information
328:Typically each flower has four petals
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724:Selected Weeds of the United States
25:
552:Canadian Journal of Plant Science
1146:urn:lsid:ipni.org:names:286156-1
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617:"Weedy Connection: Hoary Cress"
523:"Hoary cress (Cardaria draba)"
1:
359:Distribution in United States
701:Hoary cress - Lepidium draba
687:Species Profile - Whitetop (
421:W Bond; G Davies; R Turner.
1251:Taxa named by Carl Linnaeus
475:Scurfield, G. (July 1962).
18:Cardaria draba subsp. draba
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477:"Cardaria Draba (L.) Desv"
27:Species of flowering plant
654:10.1614/IPSM-D-10-00041.1
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50:Scientific classification
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1246:Plants described in 1753
481:The Journal of Ecology
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430:Gardenorganic.org.uk
228:Cardaria chalepensis
565:10.4141/cjps74-024
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1115:Open Tree of Life
735:Taxon identifiers
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16:(Redirected from
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1058:Lepidium~draba
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895:Lepidium draba
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689:Lepidium draba
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681:External links
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558:(1): 149–160.
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386:BSBI List 2007
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347:Cardaria draba
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284:in the family
259:Lepidium draba
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246:Cardaria draba
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217:Lepidium draba
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203:Lepidium draba
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598:on 2015-04-14
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588:"Hoary Cress"
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403:on 2015-06-26
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224:(L.) P.Fourn.
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172:Binomial name
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163:L. draba
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722:(L.) Deav."
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707:Cardaria_spp
688:
648:(1): 38–49.
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620:. Retrieved
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596:the original
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398:the original
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341:Distribution
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286:Brassicaceae
272:Thanet cress
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139:Brassicaceae
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1133:kew-2342458
942:iNaturalist
767:Wikispecies
527:agri.nv.gov
292:Description
276:rhizomatous
268:hoary cress
195:Subspecies
129:Brassicales
93:Angiosperms
1235:Categories
1202:WisFlora:
1128:Plant List
804:Calflora:
622:2023-06-14
602:2015-04-12
532:2023-06-17
456:2023-06-17
407:2014-10-17
371:References
249:(L.) Desv.
221:chalepense
908:242328876
882:242328876
864:FloraBase
814:Cal-IPC:
662:1939-7291
574:0008-4220
501:0022-0477
279:perennial
157:Species:
63:Kingdom:
35:Whitetop
1241:Lepidium
1190:VicFlora
1179:VASCAN:
1167:Tropicos
1053:NSWFlora
983:10205596
970:286156-1
752:Wikidata
670:85677227
435:22 March
300:Whitetop
264:whitetop
238:Synonyms
150:Lepidium
135:Family:
106:Eudicots
1172:4102585
1159:2879-52
1066:NTFlora
921:5376961
758:Q149440
509:2257459
311:sessile
307:petiole
274:, is a
219:subsp.
205:subsp.
145:Genus:
125:Order:
67:Plantae
1120:209750
1078:NZOR:
1045:153317
1009:515765
934:317224
856:163938
843:595786
784:141824
781:APDB:
668:
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319:sepals
315:corymb
119:Rosids
1205:13113
1154:SANBI
1089:NZPCN
1071:13187
996:10621
978:IRMNG
954:IPA:
947:63352
890:FoAO2
869:19983
851:EUNIS
830:6P8ZF
807:10943
797:69265
666:S2CID
505:JSTOR
426:(PDF)
401:(xls)
390:(xls)
270:, or
207:draba
113:Clade
100:Clade
87:Clade
74:Clade
1182:3970
1141:POWO
1107:6970
1094:3580
1040:NCBI
1004:ITIS
965:IPNI
957:5232
929:GRIN
916:GBIF
792:APNI
658:ISSN
570:ISSN
497:ISSN
437:2022
333:Uses
1213:WFO
1027:NBN
1019:662
991:ISC
903:FoC
877:FNA
838:EoL
825:CoL
650:doi
560:doi
489:doi
352:Poa
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
