milk thistle
Silybum marianum
Plant photos
2 photos · Select to enlarge
Whole flowering plant of Silybum marianum.
Awinch1001 / Wikimedia Commons / CC0
Photo details
Resized and converted to WebP. No content edits.
Source: File:Silybum marianum Briones 3.jpg
Reviewed . The actual photograph, source identification and reuse license were reviewed. The image illustrates the source-identified plant; it does not verify measurements or pollinator ratings.
Purple flower head and marbled leaves of Silybum marianum.
Awinch1001 / Wikimedia Commons / CC0
Photo details
Resized and converted to WebP. No content edits.
Source: File:Silybum marianum Briones 2.jpg
Reviewed . The actual photograph, source identification and reuse license were reviewed. The image illustrates the source-identified plant; it does not verify measurements or pollinator ratings.
Common names
52 names · 31 languagesOther languages (30)
- Afrikaans
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+1 more nameShow fewer names
- Mariendissel[3]
- Catalan
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- Card marià[3]
- Chinese (Traditional)
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- 水飛薊[3]
- Czech
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- ostropestřec mariánský[3]
- Danish
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- Marietidsel[3]
- Estonian
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- harilik maarjaohakas[3]
- Finnish
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- maarianohdake[3]
- Greek
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- Γαιδουράγκαθο[3]
- Hebrew
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- גדילן מצוי[3]
- Japanese
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- オオアザミ[3]
- Lithuanian
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- Tikrasis margainis[3]
- Norwegian
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- mariatistel[3]
- Polish
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- Ostropest plamisty[3]
- Romanian
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- Armurariu[3]
- Russian
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- Расторопша пятнистая[3]
- Slovak
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- pestrec mariánsky[3]
- Slovenian
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- pegasti badelj[3]
- Spanish
- Swedish
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- mariatistel[3]
- Ukrainian
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- Розторопша плямиста[3]
- Welsh
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- Ysgallen Fair[3]
Sources & name notes (3)
Names recorded in our plant catalogue and botanical sources, grouped by language. Usage can vary by region.
Catalogue language labels are reviewed separately from botanical source records.
Numbered references identify names recorded by an external source. Other names are from our plant catalogue.
Community-curated iNaturalist taxonomy. This is a common-name attestation, not an independent botanical determination.
Source records
- milk thistle — results[0].names[1]; taxon id 52586; Silybum marianum.
- Mariendistel — results[0].names[11]; taxon id 52586; Silybum marianum.
- Blessed Milk-Thistle — results[0].names[35]; taxon id 52586; Silybum marianum.
- Disseld — results[0].names[36]; taxon id 52586; Silybum marianum.
- Marian thistle — results[0].names[45]; taxon id 52586; Silybum marianum.
- Mary's Thistle — results[0].names[37]; taxon id 52586; Silybum marianum.
- variegated thistle — results[0].names[3]; taxon id 52586; Silybum marianum.
- cardo asnal — results[0].names[25]; taxon id 52586; Silybum marianum.
- Cardo de María — results[0].names[16]; taxon id 52586; Silybum marianum.
- Cardo lechero — results[0].names[17]; taxon id 52586; Silybum marianum.
- cardo mariano — results[0].names[5]; taxon id 52586; Silybum marianum.
- chardon-Marie — results[0].names[8]; taxon id 52586; Silybum marianum.
- cardo mariano — results[0].names[6]; taxon id 52586; Silybum marianum.
- Mariadistel — results[0].names[13]; taxon id 52586; Silybum marianum.
- cardo-de-santa-maria — results[0].names[19]; taxon id 52586; Silybum marianum.
- cardo-mariano — results[0].names[4]; taxon id 52586; Silybum marianum.
Common names from World Plants, version 26.05, reproduced in Catalogue of Life 2026-08-20. License: CC BY.
Source records
- Echte Mariendistel (DE); Milk Thistle — VernacularName.tsv, line 140937; taxon 6YPNF.
- Gewöhnliche Mariendistel — VernacularName.tsv, line 140938; taxon 6YPNF.
- St. Mary's Thistle (EN); Caro mariano (ES) — VernacularName.tsv, line 140939; taxon 6YPNF.
Community-curated iNaturalist taxonomy; common-name attestation, not an independent botanical determination.
Source records
- milk thistle — results[15].names[1]; taxon id 52586; Silybum marianum.
- Mariendistel — results[15].names[11]; taxon id 52586; Silybum marianum.
- Blessed Milk-Thistle — results[15].names[35]; taxon id 52586; Silybum marianum.
- Disseld — results[15].names[36]; taxon id 52586; Silybum marianum.
- Marian thistle — results[15].names[45]; taxon id 52586; Silybum marianum.
- Mary's Thistle — results[15].names[37]; taxon id 52586; Silybum marianum.
- variegated thistle — results[15].names[3]; taxon id 52586; Silybum marianum.
- cardo asnal — results[15].names[25]; taxon id 52586; Silybum marianum.
- Cardo de María — results[15].names[16]; taxon id 52586; Silybum marianum.
- Cardo lechero — results[15].names[17]; taxon id 52586; Silybum marianum.
- cardo mariano — results[15].names[5]; taxon id 52586; Silybum marianum.
- chardon-Marie — results[15].names[8]; taxon id 52586; Silybum marianum.
- cardo mariano — results[15].names[6]; taxon id 52586; Silybum marianum.
- Mariadistel — results[15].names[13]; taxon id 52586; Silybum marianum.
- cardo-de-santa-maria — results[15].names[19]; taxon id 52586; Silybum marianum.
- cardo-mariano — results[15].names[4]; taxon id 52586; Silybum marianum.
- גדילן מצוי — results[15].names[7]; taxon id 52586; Silybum marianum.
- ostropestřec mariánský — results[15].names[9]; taxon id 52586; Silybum marianum.
- Card marià — results[15].names[10]; taxon id 52586; Silybum marianum.
- Marietidsel — results[15].names[12]; taxon id 52586; Silybum marianum.
- mariatistel — results[15].names[14]; taxon id 52586; Silybum marianum.
- Расторопша пятнистая — results[15].names[15]; taxon id 52586; Silybum marianum.
- maarianohdake — results[15].names[18]; taxon id 52586; Silybum marianum.
- سلبين مريمي — results[15].names[20]; taxon id 52586; Silybum marianum.
- خرفيش مريمي — results[15].names[21]; taxon id 52586; Silybum marianum.
- Tikrasis margainis — results[15].names[22]; taxon id 52586; Silybum marianum.
- Ostropest plamisty — results[15].names[23]; taxon id 52586; Silybum marianum.
- pestrec mariánsky — results[15].names[24]; taxon id 52586; Silybum marianum.
- オオアザミ — results[15].names[26]; taxon id 52586; Silybum marianum.
- harilik maarjaohakas — results[15].names[27]; taxon id 52586; Silybum marianum.
- mariatistel — results[15].names[28]; taxon id 52586; Silybum marianum.
- 水飞蓟 — results[15].names[29]; taxon id 52586; Silybum marianum.
- Розторопша плямиста — results[15].names[30]; taxon id 52586; Silybum marianum.
- boerkwadissel — results[15].names[31]; taxon id 52586; Silybum marianum.
- Boerkwasdissel — results[15].names[32]; taxon id 52586; Silybum marianum.
- gevlekte Silybum — results[15].names[33]; taxon id 52586; Silybum marianum.
- Mariendissel — results[15].names[34]; taxon id 52586; Silybum marianum.
- pegasti badelj — results[15].names[38]; taxon id 52586; Silybum marianum.
- Γαιδουράγκαθο — results[15].names[39]; taxon id 52586; Silybum marianum.
- 水飛薊 — results[15].names[40]; taxon id 52586; Silybum marianum.
- máriatövis — results[15].names[41]; taxon id 52586; Silybum marianum.
- szúrós máriatövis — results[15].names[42]; taxon id 52586; Silybum marianum.
- devedikeni — results[15].names[43]; taxon id 52586; Silybum marianum.
- Armurariu — results[15].names[44]; taxon id 52586; Silybum marianum.
- Ysgallen Fair — results[15].names[46]; taxon id 52586; Silybum marianum.
- 乳蓟 — results[15].names[47]; taxon id 52586; Silybum marianum.
- بُك — results[15].names[48]; taxon id 52586; Silybum marianum.
- Meryemana Dikeni — results[15].names[49]; taxon id 52586; Silybum marianum.
Source-backed information
Published observations for this plant. Each reference supports the information beside it.
- Taxonomy
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Silybum marianum is an accepted species in Catalogue of Life.
Taxonomic treatment in the August 2026 release; the catalogue record name is preserved.
Sources [1] - Botanical family
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Asteraceae
Family in the cited taxonomic treatment.
Sources [1] - Native range
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Macaronesia, Medit. to C. Asia and India, Ethiopia.
Explicit native locality records in Kew WCVP v16; introduced and doubtful distributions excluded. Continent conversion follows the documented geographic mapping.
Sources [2]
Who this plant supports
About this plant
milk thistle (Silybum marianum) is a herbaceous plant. It flowers from July to August.
Sources and references
References for the information marked with source numbers on this page.
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Catalogue of Life
Silybum marianum — Catalogue of Life COL26.8
COL26.8 (2026-08-20). Contributing checklist: Synonymic Checklists of the Vascular Plants of the World. This is taxonomic evidence, not an independent ecological study.
Relevant sections
- Taxonomy: NameUsage.tsv line 2463541; ID 6YPNF; rank species; status accepted
- Botanical family: NameUsage.tsv line 2463541; ID 6YPNF; rank species; status accepted
Source checked on .
Source data licence: CC BY 4.0.
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Royal Botanic Gardens, Kew
Silybum marianum — Kew WCVP native distribution
Native distribution and taxonomic treatment from the official WCVP v16 export (4 June 2026). The link opens the corresponding POWO taxon. Source rows are retained in the native-range audit archive.
Supports: Native rangeRelevant sections
- Native range: WCVP v16; wcvp_names.csv lines 833715; wcvp_distribution.csv native locality lines 1476097, 1476098, 1476099, 1476100, 1476101, 1476102, 1476103, 1476104, 1476105, 1476106, 1476107, 1476109, 1476110, 1476111, 1476121, 1476122, 1476123, 1476124, 1476125, 1476126, 1476127, 1476128, 1476129, 1476130, 1476135, 1476136, 1476137, 1476138, 1476139, 1476140, 1476141, 1476142, 1476143, 1476144, 1476145, 1476146, 1476147, 1476148, 1476149, 1476150, 1476151, 1476152, 1476153, 1476166, 1476167, 1476168, 1476169
Source checked on .
Source data licence: CC BY 3.0.