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375:. The whole plant, with the exception of the flower parts, is covered in glandular hairs, usually whitish, sometimes reddish on the stem. The rosette leaves are entire, acute to blunt, and range from 1–12 centimetres (0.39–4.72 in) long and 0.5–2 centimetres (0.20–0.79 in) broad. Their underside is
508:
measures are being undertaken to control it and other similar species. In
Victoria and NSW, Australia, Hawkweed Sp. are declared as State Prohibited Weeds and are controlled under The Bio Security Act 2015. Currently there are several eradication programs operating (often employing volunteers) to
387:
are borne singly on the scape and are a pale lemon-yellow colour, with the outermost ligules having a reddish underside. It flowers from May until August and the flowers are visited by various groups of insects, especially flies.
487:
in North
America (where it is found in southern Canada and both north-east and north-west United States), and New Zealand. It is a level C noxious weed in the United States (with higher levels in the states of
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species, it is highly variable and is a member of a species complex of several dozens of subspecies and hundreds of varieties and forms. It is an
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762:
758:"Efectos de la extracción de turba sobre la composición y estructura de una turbera de Sphagnum explotada y abandonada hace 20 años, Chile"
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760:[Effects of peat extraction on the structure and composition of Sphagnum peatland exploited and abandones for 20 years, Chile].
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plant, whose roots secrete several substances inhibiting root growth, including its own. It can be controlled through rotation with
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500:. It does not have special designations in other locations in Canada. It is known to be strongly invasive in New Zealand's
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910:"Ethnopharmacology, phytochemistry, and bioactivities of Hieracium L. and Pilosella Hill (Cichorieae, Asteraceae) species"
383:) is generally between 5–50 centimetres (2.0–19.7 in) tall, and sprouts from the centre of the basal rosette. The
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mentions that blades covered in this plant's juices were believed to cut through stone as easily as through wood.
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The plant favours dry, sunny areas. It grows well on sandy and similarly less fertile ground types. It produces
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which generate a new rosette at their extremity, each rosette has the possibility of developing into a new
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Van Der Kooi, C. J.; Pen, I.; Staal, M.; Stavenga, D. G.; Elzenga, J. T. M. (2015).
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674:"Competition for pollinators and intra-communal spectral dissimilarity of flowers"
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locate, prevent the spread of and eradicate any
Pilosella (Hieracium) sp. plants.
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343:), native to Europe and northern Asia. It produces single, lemon-coloured
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467:) is similar, but has two flowers per leaf stalk. It is found in the
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Willer, Johanna; Zidorn, Christian; Juan-Vicedo, Jorge (2021-12-05).
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Domínguez, Erwin; Bahamonde, Nelson; Muñoz-Escobar, Christian.
555:. It has been used in folk medicine, and recreationally as a
866:
Gawrońska-Grzywacz, Monika; Krzaczek, Tadeusz (2007-03-01).
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fields, where there are no native species of hawkweed, and
27:
Species of flowering plant in the daisy family
Asteraceae
722:. The Global Invasive Species Initiative. Archived from
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forming dense mats in open space. It also propagates by
868:"Identification and determination of triterpenoids in
653:. Greensboro, North Carolina: National Plant Data Team
991:"Habichtskraut - ein wildwachsender Cannabis-Ersatz"
1399:
1043:
447:peatlands disturbed by peat extraction in southern
483:Mouse-ear hawkweed has become a common introduced
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788:. Frederick Warne & Co. pp. 480–481.
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379:(covered with hair). The flowering stem (
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651:The PLANTS Database (plants.usda.gov)
202:
7:
1675:5ff48da9-43e9-45dc-ab23-dd4953602839
1376:aad81030-c373-4c7e-afe3-c4944bf17207
1252:a4bc512c-2025-45f9-b76f-330ed245d106
763:Anales del Instituto de la Patagonia
709:
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821:Bishop, G. F.; A. J. Davy (1994). "
1327:urn:lsid:ipni.org:names:77133566-1
716:"Element Stewardship Abstract for
25:
829:F. Schultz & Schultz-Bip.)".
475:. It flowers from May to August.
1714:urn:lsid:ipni.org:names:221320-1
1018:
811:in the online Flore Laurentienne
578:
569:
523:The mouse-ear hawkweed contains
55:
437:The plant has been found as an
304:(Nägeli & Peter) Dostál
1:
875:Journal of Separation Science
459:Shetland mouse-ear hawkweed (
264:(Nägeli & Peter) Prain
240:(Nägeli & Peter) Prain
208:(Nägeli & Peter) Prain
914:Journal of Ethnopharmacology
714:Carol Piening (1988-08-29).
620:. Royal Botanic Gardens, Kew
539:, but also the 4,4-dimethyl
422:Recent research claims that
419:and grasses where possible.
1816:Taxa named by Carl Linnaeus
513:Joseph Pitton de Tournefort
1832:
1806:Medicinal plants of Europe
966:"Hieracium Sp. - Hawkweed"
618:Plants of the World Online
371:, with a basal rosette of
926:10.1016/j.jep.2021.114465
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52:Scientific classification
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1811:Plants described in 1753
1801:Medicinal plants of Asia
527:, a compound similar to
293:Pilosella micradenophora
237:Hieracium obscurisquamum
471:only, on rocky coastal
205:Hieracium albofloccosum
887:10.1002/jssc.200600253
430:by the reemergence of
261:Hieracium tricholepium
1291:Pilosella officinarum
1242:Pilosella~officinarum
1151:Pilosella officinarum
1075:Pilosella officinarum
1045:Pilosella officinarum
1025:Pilosella officinarum
989:Berger (2019-12-20).
827:Pilosella officinarum
609:Pilosella officinarum
531:. The plant produces
461:Pilosella flagellaris
424:Pilosella officinarum
323:Pilosella officinarum
301:Pilosella tricholepia
221:Hieracium leucopsilon
183:Pilosella officinarum
36:Pilosella officinarum
1027:at Wikimedia Commons
970:eflora.neocities.org
479:Cultivation and uses
277:Pilosella angustella
269:Hieracium trichosoma
213:Hieracium kemulariae
1665:Hieracium~pilosella
1401:Hieracium pilosella
870:Hieracium pilosella
823:Hieracium pilosella
809:Hieracium pilosella
786:The Wild Flower Key
718:Hieracium Pilosella
645:Hieracium pilosella
432:sexual reproduction
332:Hieracium pilosella
253:Hieracium pilosella
245:Hieracium paradoxum
165:P. officinarum
832:Journal of Ecology
746:, vol. 171, p. 302
506:biological control
337:mouse-ear hawkweed
309:Pilosella urnigera
285:Pilosella melanops
272:(Peter) J.Weiss
232:(Peter) J.Weiss
229:Hieracium melanops
18:Mouse-ear hawkweed
1783:
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1273:Open Tree of Life
1037:Taxon identifiers
1023:Media related to
935:20.500.12466/3283
795:978-0-7232-5175-0
690:10.1111/plb.12328
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553:fern-7en-3beta-ol
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563:Image gallery
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995:Lucys Rausch
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744:Science News
743:
739:
728:. Retrieved
724:the original
717:
684:(1): 56–62.
681:
677:
667:
655:. Retrieved
650:
644:
633:
622:. Retrieved
617:
608:
541:phytosterols
537:taraxasterol
522:
511:
482:
464:
460:
458:
442:
436:
426:exhibits an
423:
421:
413:allelopathic
410:
390:
362:
353:allelopathic
347:. Like most
336:
335:), known as
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151:
114:
101:
88:
75:
35:
29:
1647:NatureServe
1562:iNaturalist
1185:iNaturalist
1069:Wikispecies
997:(in German)
770:(2): 37–45.
385:flowerheads
359:Description
95:Angiosperms
1790:Categories
1744:WisFlora:
1309:Plant List
1203:77133566-1
1001:2023-01-16
975:2023-01-16
920:: 114465.
730:2006-11-17
657:31 January
639:USDA, NRCS
624:2019-01-29
588:References
490:Washington
465:bicapitata
341:Asteraceae
141:Asteraceae
1796:Pilosella
1515:250066951
1314:gcc-25499
1060:Q15593797
944:0378-8741
549:taraxerol
535:, mainly
473:grassland
449:Patagonia
377:tomentose
312:Norrl.
296:Dostál
280:Norrl.
159:Species:
152:Pilosella
131:Asterales
65:Kingdom:
1734:VASCAN:
1722:Tropicos
1660:NSWFlora
1652:2.158181
1603:11088328
1590:221320-1
1447:BioLib:
1410:Wikidata
1371:VicFlora
1360:VASCAN:
1348:Tropicos
1237:NSWFlora
1054:Wikidata
952:34358652
895:17461116
784:(2006).
698:25754608
641:(n.d.).
557:cannabis
529:coumarin
444:Sphagnum
367:(hairy)
363:It is a
355:plant.
349:hawkweed
216:Üksip
196:Synonyms
137:Family:
121:Asterids
108:Eudicots
1773:1191445
1727:2700910
1528:3136365
1471:Ecocrop
1416:Q931460
1353:2717652
1164:9458333
853:2261400
502:tussock
463:subsp.
428:atavism
407:Ecology
393:stolons
328:synonym
147:Genus:
127:Order:
69:Plantae
1696:PLANTS
1672:NZOR:
1567:402509
1554:104350
1502:156658
1440:130473
1427:197731
1424:APDB:
1340:101435
1278:752654
1249:NZOR:
1229:221204
1190:402509
1177:409976
1138:157681
1125:400511
1099:148485
1086:241418
1083:APDB:
950:
942:
893:
851:
792:
696:
612:Vaill.
551:, and
545:amyrin
498:Quebec
494:Oregon
417:clover
373:leaves
365:hispid
189:Vaill.
1768:WoRMS
1747:13078
1737:11515
1629:37720
1616:27162
1598:IRMNG
1574:IPA:
1497:EUNIS
1489:HIEPI
1463:3LS95
1450:41826
1298:PFI:
1260:NZPCN
1146:FoAO2
1133:EUNIS
1112:4HV2W
849:JSTOR
401:seeds
397:clone
381:scape
256:L.
115:Clade
102:Clade
89:Clade
76:Clade
1709:POWO
1701:HIPI
1688:6863
1624:ITIS
1585:IPNI
1577:4422
1549:GRIN
1541:1640
1536:GISD
1523:GBIF
1484:EPPO
1476:6718
1435:APNI
1363:3229
1322:POWO
1301:6391
1286:PfaF
1265:4047
1224:NCBI
1198:IPNI
1172:GRIN
1159:GBIF
1094:APNI
948:PMID
940:ISSN
891:PMID
825:L. (
790:ISBN
694:PMID
659:2016
492:and
1755:WFO
1639:373
1611:ISC
1510:FNA
1458:CoL
1384:WFO
1335:RHS
1211:NBN
1120:EoL
1107:CoL
930:hdl
922:doi
918:281
883:doi
872:L."
841:doi
686:doi
441:in
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