Achillea millefolium subsp. occidentalis
| Achillea millefolium Linnaeus, subsp. occidentalis (de Candolle) Hylander, Uppsala Univ. Arsskr. 7: 314. 1945. | BASIONYM: Achillea millefolium Linnaeus, var. occidentalis de Candolle 1838. | |
Achillea millefolium var. occidentalis
| Achillea millefolium Linnaeus, var. occidentalis de Candolle, Prodr. 6: 24. 1838. | | TYPE: ILLINOIS: Without data, Rafinesque s.n. (holotype: G). |
Achillea occidentalis
| Achillea occidentalis (de Candolle) Rafinesque ex Rydberg, Bull. Torrey Bot. Club 37: 456. 1910. | BASIONYM: Achillea millefolium Linnaeus, var. occidentalis de Candolle 1838. | |
Alitubus millefolium
| Alitubus millefolium (Linnaeus) Dulac, Fl. Hautes-Pyrénées 500. 1867. | BASIONYM: Achillea millefolium Linnaeus 1753. | |
Chamaemelum millefolium
| Chamaemelum millefolium (Linnaeus) E. H. L. Krause, in Sturm, Deutschl. Fl., ed. 2. 13: 216. 1905. | BASIONYM: Achillea millefolium Linnaeus 1753. | |
Achillea alpicola
| Achillea alpicola (Rydberg) Rydberg, Bull. Torrey Bot. Club 33: 157. 1906. | BASIONYM: Achillea lanulosa Nuttall, var. alpicola Rydberg 1900. | |
Achillea angustissima
| Achillea angustissima Rydberg, in Britton, N. Amer. Fl. 34: 225. 1916. | | TYPE: OREGON: Nasqually, s.d., Wilkes Expedition 41 (holotype: NY). |
Achillea arenicola
| Achillea arenicola A. Heller, Muhlenbergia 1: 61. 1904. | | TYPE: CALIFORNIA: Sonoma Co.: Bodega Bay, |
Achillea asplenifolia
| Achillea asplenifolia Ventenat, Descr. Pl. Nouv. t. 95. 1803. | | |
Achillea borealis
| Achillea borealis Bongard, Mém. Acad. Imp. Sci. St.-Petersbourg, Ser. 6, Sci. Math. 2: 149. 1832. | | TYPE: ALASKA: Sitka Co.: Sitka Island, |
Achillea borealis forma fusca
| Achillea borealis Bongard, forma fusca (Rydberg) Hultén, Acta Univ. Lund., ser. 2. 46(1): 1542. 1950. | BASIONYM: Achillea fusca Rydberg 1916. | |
Achillea borealis subsp. arenicola
| Achillea borealis Bongard, subsp. arenicola (A. Heller) D. D. Keck, in J. Clausen et al., Publ. Carnegie Inst. Wash. 520: 299. 1940. | BASIONYM: Achillea arenicola A. Heller 1904. | |
Achillea borealis subsp. californica
| Achillea borealis Bongard, subsp. californica (Pollard) D. D. Keck, in J. Clausen et al., Publ. Carnegie Inst. Wash. 520: 299. 1940. | BASIONYM: Achillea californica Pollard 1899. | |
Achillea borealis subsp. typica
| Achillea borealis Bongard, subsp. typica D. D. Keck, in J. Clausen et al., Publ. Carnegie Inst. Wash. 520: 299. 1940, nom. inadmiss. | BASIONYM: Achillea borealis Bongard 1832. | |
Achillea borealis var. arenicola
| Achillea borealis Bongard, var. arenicola (A. Heller) J. T. Howell, Leafl. W. Bot. 5: 107. 1948. | BASIONYM: Achillea arenicola A. Heller 1904. | |
Achillea borealis var. californica
| Achillea borealis Bongard, var. californica (Pollard) J. T. Howell, Leafl. W. Bot. 5: 107. 1948. | BASIONYM: Achillea californica Pollard 1899. | |
Achillea californica
| Achillea californica Pollard, Bull. Torrey Bot. Club 26: 369. 1899. | | TYPE: CALIFORNIA: San Diego Co.: Santa Ysabel, May 1893, Henshaw s.n. (holotype: US). |
Achillea capillaris
| Achillea capillaris Poiret, in Lamarck, Encycl., Suppl. 1: 102. 1810. | | TYPE: FRANCE: |
Achillea ceretanica
| Achillea ceretanica Sennen, Bol. Soc. Aragonesa Ci. Nat. 15: 235. 1916. | | |
Achillea collina
| Achillea collina Becker ex Reichenbach, Fl. Germ. Excurs. 850. 1832. | | TYPE: GERMANY: |
Achillea collina var. tubuliflora
| Achillea collina Becker ex Reichenbach, var. tubuliflora Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 179. 1982. | | TYPE: POLAND: |
Achillea crustata
| Achillea crustata (Rochel) Schur, Enum. Pl. Transsilv. 329. 1866. | BASIONYM: Achillea millefolium Linnaeus, var. crustata Rochel 1828. | |
Achillea eradiata
| Achillea eradiata Piper, Proc. Biol. Soc. Wash. 33: 105. 1920. | | TYPE: OREGON: Linn Co.: Pamelia Lake, foot of Mt. Jefferson, 13 Aug 1919, Nelson 2791 (holotype: ?; isotype: US). |
Achillea fusca
| Achillea fusca Rydberg, in Britton, N. Amer. Fl. 34: 221. 1916. | | TYPE: WASHINGTON: Mt. Paddo, 28 Sep 1893, Suksdorf 1606 (holotype: NY). |
Achillea gigantea
| Achillea gigantea Pollard, Bull. Torrey Bot. Club 26: 370. 1899. | | TYPE: CALIFORNIA: Tulare Co.: Near Tulare Lake, Aug 1892, Palmer s.n. (holotype: US). |
Achillea gracilis
| Achillea gracilis Rafinesque, Atl. J. 177. 1833. | | TYPE: TEXAS: |
Achillea haenkeana
| Achillea haenkeana Tausch, Flora 4: 567. 1821. | | TYPE: CZECH REPUBLIC: |
Achillea inundata
| Achillea inundata Kondratjuk, in Wissjulina, Fl. RSS Ucr. 9: 244, 253. 1962. | | TYPE: UKRAINE: |
Achillea lanulosa
| Achillea lanulosa Nuttall, J. Acad. Nat. Sci. Philadelphia 7: 36. 1834. | | TYPE: IDAHO: Idaho Co.: Kooskoosky (Clearwater) River, s.d., Lewis s.n. (holotype: PH). |
Achillea lanulosa forma peroutkyi
| Achillea lanulosa Nuttall, forma peroutkyi F. C. Seymour, Fl. Lincoln Co. 331. 1960. | | TYPE: WISCONSIN: Lincoln Co.: |
Achillea lanulosa forma rubicunda
| Achillea lanulosa Nuttall, forma rubicunda Farwell, Pap. Michigan Acad. Sci. 3: 107. 1924. | | TYPE: MICHIGAN: Macomb Co.: Washington, 21 Jun 1922, Farwell 6193 (lectotype: MICH; isolectotype: BLH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 14. 1953. |
Achillea lanulosa subsp. alpicola
| Achillea lanulosa Nuttall, subsp. alpicola (Rydberg) D. D. Keck, in J. Clausen et al., Publ. Carnegie Inst. Wash. 520: 300. 1940. | BASIONYM: Achillea lanulosa Nuttall, var. alpicola Rydberg 1900. | |
Achillea lanulosa subsp. typica
| Achillea lanulosa Nuttall, subsp. typica D. D. Keck, in J. Clausen et al., Publ. Carnegie Inst. Wash. 520: 299. 1940, nom. inadmiss. | BASIONYM: Achillea lanulosa Nuttall 1834. | |
Achillea lanulosa var. alpicola
| Achillea lanulosa Nuttall, var. alpicola Rydberg, Mem. New York Bot. Gard. 1: 426. 1900. | | TYPE: WYOMING: Teton Co.: Teton Forest Reserve, Aug 1897, Tweedy 516 (holotype: NY). |
Achillea lanulosa var. arachnoidea
| Achillea lanulosa Nuttall, var. arachnoidea Lunell, Amer. Midl. Naturalist 1: 235. 1910. | | TYPE: NORTH DAKOTA: Rolette Co.: Turtle Mountains, Jul 1910, |
Achillea lanulosa var. eradiata
| Achillea lanulosa Nuttall, var. eradiata (Piper) M. Peck, Man. Pl. Oregon 763. 1941. | BASIONYM: Achillea eradiata Piper 1920. | |
Achillea laxiflora
| Achillea laxiflora Pollard & Cockerell, Proc. Biol. Soc. Wash. 15: 179. 1902. | | TYPE: NEW MEXICO: Bernalillo Co.: Sandia Mountains, s.d., Ellis s.n. (holotype: US). |
Achillea megacephala
| Achillea megacephala Raup, J. Arnold Arbor. 17: 306, pl. 199. 1936. | | TYPE: CANADA: Alberta: W of William Point, Lake Athabaska, 20 Aug 1935, Raup 6913 (holotype: GH). |
Achillea millefolium forma albiflora
| Achillea millefolium Linnaeus, forma albiflora Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 131. 1982. | | TYPE: POLAND: |
Achillea millefolium forma californica
| Achillea millefolium Linnaeus, forma californica (Pollard) H. M. Hall, Univ. Calif. Publ. Bot. 3: 211. 1907. | BASIONYM: Achillea californica Pollard 1899. | |
Achillea millefolium forma discolor
| Achillea millefolium Linnaeus, forma discolor B. Boivin, Canad. Field- Naturalist 65: 11. 1951. | | TYPE: CANADA: Ontario: Albany, 3 Aug 1946, Dutilly & Lepage 15 957 (holotype: DAO). |
Achillea millefolium forma rhodantha
| Achillea millefolium Linnaeus, forma rhodantha Lepage, Naturaliste Canad. 81: 260. 1954. | | TYPE: CANADA: Ontario: Cape Henrietta Maria, 55 7'N, Aug 1953, Dutilly & Lepage 31246 (holotype: DAO). |
Achillea millefolium forma rosea
| Achillea millefolium Linnaeus, forma rosea Redfield, in E. L. Rand & Redfield, Fl. Mt. Desert. Isl. 118. 1894. | | TYPE: MAINE: Hancock Co.: |
Achillea millefolium forma roseiflora
| Achillea millefolium Linnaeus, forma roseiflora B. Boivin, Canad. Field- Naturalist 65: 12. 1951. | | TYPE: CANADA: Quebec: Saguenay Co.: Harrington Harbour, 18 Aug 1940, Wood & Thompson 3 (holotype: DAO). |
Achillea millefolium forma rubicunda
| Achillea millefolium Linnaeus, forma rubicunda (Farwell) Farwell, Amer. Midl. Naturalist 11: 268. 1929. | BASIONYM: Achillea lanulosa Nuttall, forma rubicunda Farwell 1924. | |
Achillea millefolium subsp. asplenifolia
| Achillea millefolium Linnaeus, subsp. asplenifolia (Ventenat) J. Weiss, in W. D. J. Koch, Syn. Deut. Schweiz. Fl., ed. 3. 1403. 1895. | BASIONYM: Achillea asplenifolia Ventenat 1803. | |
Achillea millefolium subsp. atrotegula
| Achillea millefolium Linnaeus, subsp. atrotegula B. Boivin, Canad. Field- Naturalist 65: 10. 1951. | BASIONYM: Achillea millefolium Linnaeus, var. nigrescens E. Meyer 1830. | |
Achillea millefolium subsp. borealis
| Achillea millefolium Linnaeus, subsp. borealis (Bongard) Breitung, Amer. Midl. Naturalist 58: 58. 1957. | | |
Achillea millefolium subsp. collina
| Achillea millefolium Linnaeus, subsp. collina (Becker ex Reichenbach) J. Weiss, in W. D. J. Koch, Syn. Deut. Schweiz. Fl., ed. 3. 1403. 1895. | BASIONYM: Achillea collina J. Becker ex Reichenbach 1832. | |
Achillea millefolium subsp. lanulosa
| Achillea millefolium Linnaeus, subsp. lanulosa (Nuttall) Piper, Contr. U.S. Natl. Herb. 11: 584. 1906. | BASIONYM: Achillea lanulosa Nuttall 1834. | |
Achillea millefolium subsp. pallidotegula
| Achillea millefolium Linnaeus, subsp. pallidotegula B. Boivin, Canad. Field- Naturalist 65: 9. 1951, nom. illegit. | BASIONYM: Achillea millefolium Linnaeus, subsp. lanulosa (Nuttall) Piper 1906; Achillea lanulosa Nuttall 1834. | |
Achillea millefolium subsp. sudetica
| Achillea millefolium Linnaeus, subsp. sudetica (Opiz) J. Weiss, in W. D. J. Koch, Syn. Deut. Schweiz. Fl., ed. 3. 1404. 1895. | BASIONYM: Achillea sudetica Opiz 1813. | |
Achillea millefolium subvar. parviligulata
| Achillea millefolium Linnaeus, subvar. parviligulata Farwell, Amer. Midl. Naturalist 12: 73. 1930. | | TYPE: MICHIGAN: Oakland Co.: Rochester, 10 Sep 1929, Farwell 8578 (lectotype: MICH; isolectotype: BLH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 14. 1953. |
Achillea millefolium var. alpestris
| Achillea millefolium Linnaeus, var. alpestris Wimmer & Grabowski, Fl. Siles. 2(1): 169. 1829. | | TYPE: CZECH REPUBLIC: |
Achillea millefolium var. alpicola
| Achillea millefolium Linnaeus, var. alpicola (Rydberg) Garrett, Spring Fl. Wasatch 101. 1911. | BASIONYM: Achillea lanulosa Nuttall, var. alpicola Rydberg 1900. | |
Achillea millefolium var. arenicola
| Achillea millefolium Linnaeus, var. arenicola (A. Heller) Nobs, in Ferris, Contr. Dudley Herb. 5: 102. 1958. | BASIONYM: Achillea arenicola A. Heller 1904. | |
Achillea millefolium var. asplenifolia
| Achillea millefolium Linnaeus, var. asplenifolia (Ventenat) Farwell, Asa Gray Bull. 3: 21. 1895. | BASIONYM: Achillea asplenifolia Ventenat 1803. | |
Achillea millefolium var. atrotegula
| Achillea millefolium Linnaeus, var. atrotegula (B. Boivin) B. Boivin, Canad. Field-Naturalist 65: 10. 1951, nom. illegit. | BASIONYM: Achillea millefolium Linnaeus, subsp. atrotegula B. Boivin 1951; Achillea millefolium Linnaeus, var. nigrescens E. Meyer 1830. | |
Achillea millefolium var. borealis
| Achillea millefolium Linnaeus, var. borealis (Bongard) Farwell, Amer. Midl. Naturalist 11: 268. 1929. | BASIONYM: Achillea borealis Bongard 1832. | |
Achillea millefolium var. californica
| Achillea millefolium Linnaeus, var. californica (Pollard) Jepson, Man. Fl. Pl. Calif. 1137. 1925. | BASIONYM: Achillea californica Pollard 1899. | |
Achillea millefolium var. colliniformis
| Achillea millefolium Linnaeus, var. colliniformis Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 118. 1982. | | TYPE: POLAND: |
Achillea millefolium var. crustata
| Achillea millefolium Linnaeus, var. crustata Rochel, Pl. Banat. Rar. 71, f. 65. 1828. | | TYPE: HUNGARY: |
Achillea millefolium var. dipetala
| Achillea millefolium Linnaeus, var. dipetala Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 119. 1982. | | TYPE: POLAND: |
Achillea millefolium var. dissecta
| Achillea millefolium Linnaeus, var. dissecta Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 131. 1982. | | TYPE: POLAND: |
Achillea millefolium var. fulva
| Achillea millefolium Linnaeus, var. fulva B. Boivin, Canad. Field-Naturalist 65: 11. 1951. | | TYPE: CANADA: British Columbia: Mt. Arrowsmith, Vancouver Island, 7 Aug 1901, Anderson & Fletcher 947 (holotype: DAO). |
Achillea millefolium var. fusca
| Achillea millefolium Linnaeus, var. fusca (Rydberg) G. N. Jones, Univ. Wash. Publ. Biol. 5: 250. 1936. | BASIONYM: Achillea fusca Rydberg 1916. | |
Achillea millefolium var. gigantea
| Achillea millefolium Linnaeus, var. gigantea (Pollard) Nobs, in Ferris, Contr. Dudley Herb. 5: 102. 1958. | BASIONYM: Achillea gigantea Pollard 1899. | |
Achillea millefolium var. gracilis
| Achillea millefolium Linnaeus, var. gracilis (Rafinesque) de Candolle, Prodr. 6: 24. 1836. | BASIONYM: Achillea gracilis Rafinesque 1833. | |
Achillea millefolium var. lanulosa
| Achillea millefolium Linnaeus, var. lanulosa (Nuttall) Piper, Mazama 2: 97. 1901. | BASIONYM: Achillea lanulosa Nuttall 1834. | |
Achillea millefolium var. litoralis
| Achillea millefolium Linnaeus, var. litoralis Ehrendorfer ex Nobs, in Ferris, Contr. Dudley Herb. 5: 101. 1958. | | TYPE: OREGON: Curry Co.: S of Port Orford, 21 Jun 1949, Clausen 2142 (holotype: CAS). |
Achillea millefolium var. lobata
| Achillea millefolium Linnaeus, var. lobata Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 120. 1982. | | TYPE: POLAND: |
Achillea millefolium var. maritima
| Achillea millefolium Linnaeus, var. maritima Jepson, Man. Fl. Pl. Calif. 1137. 1925. | | TYPE: CALIFORNIA: Alameda Co.: West Berkeley, San Francisco Bay, s.d., Jepson s.n. (holotype: CAS?). |
Achillea millefolium var. maritima
| Achillea millefolium Linnaeus, var. maritima Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 119. 1982, non Jepson 1925. | | TYPE: POLAND: |
Achillea millefolium var. megacephala
| Achillea millefolium Linnaeus, var. megacephala (Raup) B. Boivin, Canad. Field-Naturalist 65: 10. 1951. | BASIONYM: Achillea megacephala Raup 1936. | |
Achillea millefolium var. nigrescens
| Achillea millefolium Linnaeus, var. nigrescens E. Meyer, Pl. Labrador 64. 1830. | | TYPE: CANADA: Newfoundland: Labrador, |
Achillea millefolium var. pacifica
| Achillea millefolium Linnaeus, var. pacifica (Rydberg) G. N. Jones, Univ. Wash. Publ. Biol. 5: 250. 1936. | BASIONYM: Achillea pacifica Rydberg 1916. | |
Achillea millefolium var. pallidotegula
| Achillea millefolium Linnaeus, var. pallidotegula B. Boivin, Canad. Field- Naturalist 65: 9. 1951, nom. illegit. | BASIONYM: Achillea millefolium Linnaeus, var. lanulosa (Nuttall) Piper 1901; Achillea lanulosa Nuttall 1834. | |
Achillea millefolium var. parviligula
| Achillea millefolium Linnaeus, var. parvilibula B. Boivin, Canad. Field- Naturalist 65: 11. 1951. | | TYPE: ALASKA: Kodiak Group, Raspberry Island, Raspberry Strait, Port Vita, 25 Jul 1945, Eyerdam 3841 (holotype: DAO). |
Achillea millefolium var. parvula
| Achillea millefolium Linnaeus, var. parvula B. Boivin, Canad. Field-Naturalist 65: 11. 1951. | | TYPE: CANADA: Manitoba: Fort Churchill, 9 Jul 1948, Gillett 2038 (holotype: DAO; isotype: DAO). |
Achillea millefolium var. puberula
| Achillea millefolium Linnaeus, var. puberula (Rydberg) Nobs, in Ferris, Contr. Dudley Herb. 5: 102. 1958. | BASIONYM: Achillea puberula Rydberg 1916. | |
Achillea millefolium var. rosea
| Achillea millefolium Linnaeus, var. rosea Torrey & A. Gray, Fl. N. Amer. 2: 409. 1842. | | |
Achillea millefolium var. russeolata
| Achillea millefolium Linnaeus, var. russeolata B. Boivin, Canad. Field- Naturalist 65: 10. 1951. | | TYPE: CANADA: Saskatchewan: Tisdale, 1 Aug 1943, Breitung 1754 (holotype: DAO). |
Achillea millefolium var. sordida
| Achillea millefolium Linnaeus, var. sordida W. D. J. Koch, Syn. Deut. Schweiz. Fl. 373. 1837. | | |
Achillea millefolium var. spathulata
| Achillea millefolium Linnaeus, var. spathulata Dabrowska, Prace Bot. Univ. Wroclawsk. 24: 120. 1982. | | TYPE: POLAND: |
Achillea monticola
| Achillea monticola Martrin-Donos, Pl. Crit. Tarn 31. 1862. | | TYPE: FRANCE: |
Achillea nigrescens
| Achillea nigrescens (E. Meyer) Rydberg, in Britton, N. Amer. Fl. 34: 221. 1916. | BASIONYM: Achillea millefolium Linnaeus, var. nigrescens E. Meyer 1830. | |
Achillea ossica
| Achillea ossica K. Koch, Linnaea 24: 323. 1851. | | |
Achillea pacifica
| Achillea pacifica Rydberg, in Britton, N. Amer. Fl. 34: 222. 1916. | | TYPE: CALIFORNIA: Siskiyou Co.: Grenada, 19 Jun 1905, Heller 8067 (holotype: NY). |
Achillea palmeri
| Achillea palmeri Rydberg, in Britton, N. Amer. Fl. 34: 221. 1916. | | TYPE: MEXICO: Coahuila: Saltillo, 10-20 Nov 1902, Palmer 326 (holotype: NY). |
Achillea pecten-veneris
| Achillea pecten-veneris Pollard, Bull. Torrey Bot. Club 26: 371. 1899. | | TYPE: MEXICO: Guanajuato: Guanajuato, s.d., Duges 421 (holotype: GH). |
Achillea polyphylla
| Achillea polyphylla Schleicher ex W. D. J. Koch, Syn. Deut. Schweiz. Fl., ed. 2. 411. 1846. | | TYPE: SWITZERLAND: |
Achillea puberula
| Achillea puberula Rydberg, in Britton, N. Amer. Fl. 34: 223. 1916. | | TYPE: CALIFORNIA: Solano Co.: Suisun Marsh, 6 Jul 1913, Eastwood 3460 (holotype: NY). |
Achillea roseoalba
| Achillea roseoalba Ehrendorfer, Oesterr. Bot. Z. 106: 358. 1959. | | |
Achillea roseoalba forma violacea
| Achillea roseoalba Ehrendorfer, forma violacea Morariu & Nedelcu, Stud. Cercet. Biol. (Cluj) 30: 123. 1978. | | TYPE: ROMANIA: |
Achillea scabra
| Achillea scabra Host, Fl. Austriac. 2: 512. 1831. | | TYPE: AUSTRIA: |
Achillea seidlii
| Achillea seidlii J. Presl & C. Presl, Fl. Cech. 173. 1819. | | TYPE: CZECH REPUBLIC: |
Achillea sordida
| Achillea sordida (W. D. J. Koch) Dalla Torre & Sarntheim, Fl. Tirol. 6(3): 529. 1912. | BASIONYM: Achillea millefolium Linnaeus, var. sordida W. D. J. Koch 1837. | |
Achillea subalpina
| Achillea subalpina Greene, Leafl. Bot. Observ. Crit. 1: 145. 1905. | | TYPE: COLORADO: Saguache Co.: Mt. Ouray, s.d., Baker 842 (holotype: NDG). |
Achillea sudetica
| Achillea sudetica Opiz, Hesperus 2: 623. 1813. | | TYPE: CZECH REPUBLIC: |
Ptarmica borealis
| Ptarmica borealis (Bongard) de Candolle, Prodr. 6: 21. 1838. | BASIONYM: Achillea borealis Bongard 1832. | |