Contains 3 accepted taxa overall.

Characteristics
Centaurea L.
KNAPWEED
Classification
ASTERALES
Centaurea
Citation
CENTAUREA Linnaeus, Sp. Pl. 909. 1753, nom. cons.
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TYPE: Centaurea paniculata Linnaeus, typ. cons.
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Centaurea benedicta BLESSED THISTLE Not Native
Centaurea cyanus GARDEN CORNFLOWER Not Native FACU (NWPL)
Centaurea stoebe subsp. micranthos SPOTTED KNAPWEED Not Native
Identification Key
1.  Leaf margins prickly; heads sessile, enveloped by foliaceous bracts; phyllaries spine-tipped; corolla yellow
1.  Leaf margins not prickly; heads pedunculate; phyllaries apically fimbriate; corolla white, pink, blue, to purple
2
2.  Annual; leaves entire, unlobed
2.  Perennial; cauline leaves pinnatifid or pinnately lobed
Genus Synonyms
Synonym Full Citation Basionym Type
Acosta Acosta Adanson, Fam. Pl. 2: 117, 512. 1763. TYPE: Centaurea spinosa Linnaeus
Acrocentron Acrocentron Cassini, in Cuvier, Dict. Sci. Nat. 44: 37. 1826. TYPE: Centaurea collina Linnaeus
Acrolophus Acrolophus Cassini, in Cuvier, Dict. Sci. Nat. 50: 247, 253. 1827. TYPE: Non designatus.
Acroptilon Acroptilon Cassini, in Cuvier, Dict. Sci. Nat. 50: 464. 1827. TYPE: Non designatus.
Aegialophila Aegialophila Boissier & Heldreibh ex Boissier, Diagn. Pl. Orient. 2(10): 105. 1849. TYPE: Aegialophila pumila (Linnaeus) Boissier (Centaurea pumila Linnaeus) Lectotypified by Pfeiffer, Nomencl. Bot. 1: 62. 1873.
Aetheopappus Aetheopappus Cassini, in Cuvier, Dict. Sci. Nat. 50: 247, 250. 1827; 51: 53. 1827. TYPE: Aetheopappus pulcherrimus (Willdenow) Cassini (Centaurea pulcherrima Willdenow)
Alophium Alophium Cassini, in Cuvier, Dict. Sci. Nat. 54: 493. 1829. TYPE: Alophium tenuifolium Cassini
Amblyopogon Amblyopogon (Fischer & C. A. Meyer ex de Candolle) Jaubert & Spach, Ill. Pl. Orient. 3: 23. 1847. BASIONYM: Amberboa (Persoon) Lessing, sect. Amblyopogon Fischer & C. A. Meyer ex de Candolle, Prodr. 6: 561. 1838. TYPE: Amblyopogon incanescens (Fischer & C. A. Meyer ex de Candolle) Jaubert & Spach (Amberboa incanescens Fischer & C. A. Meyer ex de Candolle)
Benedicta Benedicta Bernhardi, Syst. Verz. 108, 159. 1800. TYPE: Benedicta officinalis Bernhardi (Cnicus benedictus Linnaeus) = Cnicus Linnaeus 1753.
Calcitrapa Calcitrapa Heister ex Fabricius, Enum. 94. 1759. TYPE: Non designatus.
Calcitrapa Calcitrapa Hill, Veg. Syst. 4: 20. 1762, non Heister ex Fabricius 1759. TYPE: Calcitrapa hypophaestum Gaertner (Centaurea calcitrapa Linnaeus) = Hippophaestum Gray 1821.
Calcitrapoides Calcitrapoides Fabricius, Enum. 94. 1759. TYPE: Centaurea romana Linnaeuss
Callicephalus Callicephalus C. A. Meyer, Verz. Pfl. Casp. Meer 66. 1831. TYPE: Callicephalus nitens (Marschall von Bieberstein ex Willdenow) C. A. Meyer (Centaurea nitens Marschall von Bieberstein ex Willdenow)
Carbeni Carbeni Adanson, Fam. Pl. 2: 116, 532. 1763. TYPE: = Cnicus Linnaeus 1753.
Cestrinus Cestrinus Cassini, in Cuvier, Dict. Sci. Nat. 8: 24. 1817. TYPE: Cestrinus carthamoides Cassini, nom. illegit. (Centaurea acaulis Linnaeus)
Chartolepis Chartolepis Cassini, in Cuvier, Dict. Sci. Nat. 44: 35, 36. 1826. TYPE: Chartolepis glastifolia (Linnaeus) Cassini (Centaurea glastifolia Linnaeus)
Cheirolepis Cheirolepis Boissier, Diagn. Pl. Orient. 2(10): 106. 1849. TYPE: Non designatus.
Cheirolophus Cheirolophus Cassini, in Cuvier, Dict. Sci. Nat. 50: 247, 250. 1827; 51: 56. 1827. TYPE: Non designatus.
Cnicus Cnicus Linnaeus, Sp. Pl. 826. 1753, nom. cons. TYPE: Cnicus benedictus Linnaeus 1753, typ. cons.
Colymbada Colymbada Hill, Veg. Syst. 4: 31. 1762. TYPE: Non designatus.
Crepula Crepula Hill, Veg. Syst. 4: 9. 1762. TYPE: Non designatus.
Crocodilium Crocodilium Hill, Veg. Syst. 4: 22. 1762. TYPE: Centaurea crocodylium Linnaeus
Cyanus Cyanus Miller, Gard. Dict. Abr., ed. 4. 1754. TYPE: Non designatus.
Eremopappus Eremopappus Takhtajan, Proc. Acad. Sci. Armen. SSR 2(1): 25. 1945. TYPE: Eremopappus pulchellus (Ledebour) Takhtajan (Centaurea pulchella Ledebour) = Hyalea Jaubert & Spach 1847.
Eriopha Eriopha Hill, Veg. Syst. 4: 47. 1762. TYPE: Centaurea eriophora Linnaeus
Fornicium Fornicium Cassini, Bull. Sci. Soc. Philom. Paris 1819: 93. 1819. TYPE: Fornicium rhaponticoides Cassini
Grossheimia Grossheimia Sosnowsky & Takhtajan, Proc. Acad. Sci. Armen. SSR 3(1): 22. 1945. TYPE: Grossheimia macrocephala (Mussin-Puschkin ex Willdenow) Sosnowsky & Takhtajan (Centaurea macrocephala Mussin-Puschkin ex Willdenow)
Heraclea Heraclea Hill, Veg. Syst. 4: 37. 1762. TYPE: Non designatus.
Heterolophus Heterolophus Cassini, in Cuvier, Dict. Sci. Nat. 50: 250. 1827. TYPE: Heterolophus sibiricus (Linnaeus) Cassini (Centaurea sibirica Linnaeus)
Hippophaestum Hippophaestum Gray, Nat. Arr. Brit. Pl. 2: 433, 443. 1821. TYPE: Hippophaestum vulgare Gray, nom. illegit. (Centaurea calcitrapa Linnaeus) Substitute name for Calcitrapa Hill 1762, non Heister ex Fabricius 1759.
Hyalea Hyalea Jaubert & Spach, Ill. Pl. Orient. 3: 19, t. 292. 1847. TYPE: Hyalea pulchella (Ledebour) K. Koch (Centaurea pulchella Ledebour)
Hymenocentron Hymenocentron Cassini, in Cuvier, Dict. Sci. Nat. 44: 37. 1826. TYPE: Centaurea diluta Dryander
Jacea Jacea Miller, Gard. Dict. Abr., ed. 4. 1754. TYPE: Centaurea jacea Linnaeus Lectotypified by Dostal, Acta Univ. Palack. Olomuc. Fac. Rerum. Nat., Olomuc. 31: 5-39. 1971.
Leucacantha Leucacantha Nieuwland & Lunell, Amer. Midl. Naturalist 5: 71. 1917. TYPE: Non designatus.
Leucantha Leucantha Gray, Nat. Arr. Brit. Pl. 2: 433, 443. 1821. TYPE: Leucantha cyanifolia Gray, nom. illegit. (Centaurea solstitialis Linnaeus) = Solstitiaria Hill 1762, by lectotypification.
Lopholoma Lopholoma Cassini, in Cuvier, Dict. Sci. Nat. 44: 37. 1826. TYPE: Centaurea scabiosa Linnaeus
Malacocephalus Malacocephalus Tausch, Flora 11: 481. 1828. TYPE: Non designatus.
Mantisalca Mantisalca Cassini, Bull. Sci. Soc. Philom. Paris 1818: 142. 1818. TYPE: Centaurea salmantica Linnaeus
Melanoloma Melanoloma Cassini, in Cuvier, Dict. Sci. Nat. 29: 472. 1823. TYPE: Melanoloma humilis Cassini, nom. illegit. (Centaurea pullata Linnaeus) Lectotypified by Pfeiffer, Nomencl. Bot. 2: 258. 1874.
Menomphalus Menomphalus Pomel, Nouv. Mat. Fl. Atl. 32. 1874. TYPE: Non designatus.
Mesocentron Mesocentron Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826. TYPE: Centaurea eriophora Linnaeus = Eriopha Hill 1762.
Microlonchoides Microlonchoides Candargy, Bull. Soc. Bot. France 44: 145. 1897. TYPE: Microlonchoides pinnata Candargy
Microlonchus Microlonchus Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826, nom. alt. TYPE: = Mantisalca Cassini 1818.
Microlophus Microlophus Cassini, in Cuvier, Dict. Sci. Nat. 44: 37. 1826. TYPE: Centaurea alata Lamarck
Odontolophus Odontolophus Cassini, in Cuvier, Dict. Sci. Nat. 50: 252. 1827. TYPE: Odontolophus cyanoides Cassini, nom. illegit. (Centaurea trinervia Stephan ex Willdenow)
Pectinastrum Pectinastrum Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826. TYPE: Pectinastrum napifolium (Linnaeus) Cassini (Centaurea napifolia Linnaeus)
Petrodavisia Petrodavisia Holub, Folia Geobot. Phytotax. 10: 193. 1975. TYPE: Petrodavisia bracteata (Boissier) Holub (Ptosimopappus bracteatus Boissier)
Phaeopappus Phaeopappus (de Candolle) Boissier, Diagn. Pl. Orient. 1(6): 122. 1846. BASIONYM: Amberboa (Persoon) Lessing, sect. Phaeopappus de Candolle, Prodr. 6: 560. 1838. TYPE: = Tomanthea de Candolle 1838.
Phalolepis Phalolepis Cassini, in Cuvier, Dict. Sci. Nat. 50: 248. 1827. TYPE: Centaurea splendens Linnaeus
Philostizus Philostizus Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826. TYPE: Philostizus ferox Desfontaines
Phrygia Phrytia (Persoon) Gray, Nat. Arr. Brit. Pl. 2: 433, 441. 1821. BASIONYM: Centaurea Linnaeus, subg. Phrygia Persoon, Syn. Pl. 2: 482. 1807. TYPE: Non designatus.
Piptoceras Piptoceras Cassini, in Cuvier, Dict. Sci. Nat. 54: 487. 1829. TYPE: Non designatus.
Platylophus Platylophus Cassini, in Cuvier, Dict. Sci. Nat. 44: 36. 1826, nom. rej. vs. Platylophus D. Don 1830. TYPE: Centaurea nigra Linnaeus
Plumosipappus Plumosipappus Czerepanov, Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk SSSR 20: 457. 1960. TYPE: Non designatus.
Polyacantha Polyacantha Gray, Nat. Arr. Brit. Pl. 2: 433, 443. 1821. TYPE: Polyacantha procumbens Gray, nom. illegit. (Centaurea isnardii Linnaeus)
Psephellus Psephellus Cassini, in Cuvier, Dict. Sci. Nat. 43: 488. 1826. TYPE: Psephellus calocephalus Cassini, Nom. Illegit. (Centaurea dealbata Willdenow; Psephellus dealbatus (Willdenow) K. Koch)
Psora Psora Hill, Veg. Syst. 4: 30. 1762. TYPE: Non designatus.
Pterolophus Pterolophus Cassini, in Cuvier, Dict. Sci. Nat. 44: 34. 1826. TYPE: Non designatus.
Ptosimopappus Ptosimopappus Boissier, Voy. Bot. Esp. 2: 739. 1845. TYPE: Non designatus.
Pycnocomus Pycnocomus Hill, Veg. Syst. 4: 38. 1762. TYPE: = Calcitrapoides Fabricius 1759.
Sagmen Sagmen Hill, Veg. Syst. 4: 35. 1762. TYPE: Non designatus.
Seridia Seridia Jussieu, Gen. Pl. 173. 1789. TYPE: Non designatus.
Setachna Setachna Dulac, Fl. Hautes-Pyrénées 518. 1867. TYPE: Non designatus.
Solstitiaria Solstitiaria Hill, Veg. Syst. 4: 21. 1762. TYPE: Solstitiaria solstitialis (Linnaeus) Hill (Centaurea solstitialis Linnaeus) Lectotypified by Pfeiffer, Nomencl. Bot. 2: 1195. 1874.
Sphaerocephala Sphaerocephala Hill, Veg. Syst. 4: 48. 1762. TYPE: Centaurea sphaerocephala Linnaeus
Spilacron Spilacron Cassini, in Cuvier, Dict. Sci. Nat. 50: 238. 1827. TYPE: Spilacron crupinoides Cassini, nom. illegit. (Centaurea arenaria Marschall von Bieberstein ex Willdenow)
Staebe Staebe Hill, Veg. Syst. 4: 33. 1762, non Stoebe Linnaeus 1753, nec Staebe Hill 1761. TYPE: Non designatus.
Stenolophus Stenolophus Cassini, in Cuvier, Dict. Sci. Nat. 50: 499. 1827. TYPE: Non designatus.
Stizolophus Stizolophus Cassini, in Cuvier, Dict. Sci. Nat. 51: 49. 1827. TYPE: Non designatus.
Tetramorphaea Tetramorphaea de Candolle, Arch Bot. (Guillemin) 2: 331. 1833. TYPE: Tetramorphaea bruguieriana de Candolle
Tomanthea Tomanthea de Candolle, Prodr. 6: 564. 1838. TYPE: Tomanthea aucheri de Candolle
Triplocentron Triplocentron Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826. TYPE: Triplocentron melitense (Linnaeus) Cassini (Centaurea melitensis Linnaeus)
Veltis Veltis Adanson, Fam. Pl. 2: 116, 617. 1763. TYPE: Non designatus.
Verutina Verutina Cassini, in Cuvier, Dict. Sci. Nat. 44: 38. 1826; 58: 8. 1829. TYPE: Verutina heterophylla Cassini, nom. illegit. (Centaurea verutum Linnaeus)
Xanthopsis Xanthopsis (de Candolle) K. Koch, Linnaea 24: 422. 1851. BASIONYM: Amberboa (Persoon) Lessing, sect. Xanthopsis de Candolle, Prodr. 6: 561. 1838. TYPE: Xanthopsis xanthocephala (de Candolle) K. Koch (Amberboa xanthocephala de Candolle)