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Stephanomeria is a genus of North American plants also known as wirelettuce,[4] belonging to the dandelion tribe within the sunflower family.[5][6]

wirelettuce
Stephanomeria virgata.jpg
Stephanomeria virgata
Scientific classification
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Genus:
Stephanomeria

Type species
Stephanomeria minor[1]
(syn of S. tenuifolia)[2]
Synonyms[3]
  • Hemiptilium A.Gray
  • Ptiloria Raf.

Stephanomeria species are used as food plants by the larvae of some Lepidoptera species including Schinia scarletina, which feeds exclusively on the genus.

Annual species[3][7][8]
  1. Stephanomeria diegensis Gottlieb - wreathplant - Baja California, southern California; Hybrid origin: S. exigua х S. virgata[9]
  2. Stephanomeria elata Nutt. - Santa Barbara wirelettuce - California and Oregon; 2n=32
  3. Stephanomeria exiguaNutt. - small wirelettuce - widespread throughout western United States + Baja California; 2n=16
  4. Stephanomeria hitchcockii Gand. - Kansas
  5. Stephanomeria malheurensis Gottlieb - Malheur wirelettuce - Harney County in Oregon; 2n=16
  6. Stephanomeria mexiae M.E.Jones - Chihuahua
  7. Stephanomeria paniculata Nutt. - tufted wirelettuce - Washington, Oregon, California, Nevada, Idaho; 2n=16
  8. Stephanomeria virgata Benth. - rod wirelettuce - California, Oregon, Nevada, Baja California; 2n=16
Perennial species[3][7][10]
  1. Stephanomeria cichoriacea A.Gray - chicoryleaf wirelettuce - southern California; 2n=16
  2. Stephanomeria fluminea Gottlieb - Teton wirelettuce - Endemic to northwestern Wyoming; 2n=16
  3. Stephanomeria guadalupensis Brandegee - Endemic to Guadalupe Island in Baja California; 2n=16
  4. Stephanomeria lactucina A.Gray - woodland wirelettuce - California, Oregon and Nevada; 2n=16
  5. Stephanomeria monocephala Moran - Baja California
  6. Stephanomeria occultata Moran - Endemic to Weber River corridor, Northern Utah; 2n=16
  7. Stephanomeria parryi A.Gray - Parry's wirelettuce - Arizona, California, Nevada, Utah; 2n=32
  8. Stephanomeria pauciflora (Torr.) A.Nelson - Brownplume wirelettuce - widespread, southwestern United States; Mexico (Baja California, Sonora, Coahuila); 2n=16
  9. Stephanomeria runcinata Nutt. - desert wirelettuce - Colorado, Montana, Nebraska, Utah, Wyoming, North Dakota, Alberta, Saskatchewan; 2n=16
  10. Stephanomeria tenuifolia (Raf.) H.M.Hall - narrow-leaved wirelettuce - western United States; Saskatchewan, British Columbia, Baja California; 2n=16
  11. Stephanomeria thurberi A.Gray - Thurber's wirelettuce - New Mexico, Arizona, Sonora, Texas; 2n=16
formerly included

see Chaetadelpha Microseris Munzothamnus Pleiacanthus Prenanthella

ReferencesEdit

  1. ^ Tropicos, Stephanomeria Nutt.
  2. ^ Flann, C (ed) 2009+ Global Compositae Checklist, Stephanomeria minor (Hook.) Nutt.
  3. ^ a b c Flann, C (ed) 2009+ Global Compositae Checklist Stephanomeria
  4. ^ "Stephanomeria". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 2 December 2015.
  5. ^ Nuttall, Thomas. 1841. Transactions of the American Philosophical Society, new series 7: 427–428 in English
  6. ^ Lee, J., Baldwin, B., and Gottlieb, L.D.; Phylogeny of Stephanomeria and related genera (compositae-lactuceae) bed on analysis of 18S-26S nuclear rDNA ITS and ETS sequences; American Journal of Botany. 2002; 89:160-168
  7. ^ a b Biota of North America Program 2013 county distribution maps
  8. ^ CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, México D.F..
  9. ^ Gallez G.P.L.D., Gottlieb 1982 Genetic evidence for the hybrid origin of the diploid plant Stephanomeria diegensis. Evolution 36: 1158-1167
  10. ^ CONABIO. 2009. Catálogo taxonómico de especies de México.