Callitriche heterophylla

Callitriche heterophylla

Callitriche heterophylla

Taxonavigation

Taxonavigation: Lamiales
Classification System: APG IV Superregnum: Eukaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Cladus: Angiosperms Cladus: Eudicots Cladus: Core eudicots Cladus: Asterids Cladus: Lamiids Ordo: Lamiales

Familia: Plantaginaceae
Tribus: Callitricheae
Genus: Callitriche
Species: Callitriche heterophylla

Name

Callitriche heterophylla Pursh, 1813

Synonyms

• Heterotypic
  • Callitriche anceps Fernald in Rhodora 10: 51 (1908)
  • Callitriche asagraei Hegelm. in Monogr. Callitriche: 54 (1864)
  • Callitriche bolanderi Hegelm. in Verh. Bot. Vereins Prov. Brandenburg 10: 116 (1868)
  • Callitriche brevifolia Pursh in Fl. Amer. Sept. 1: 3 (1813)
  • Callitriche cruciata Raf. in Med. Repos., ser. 3, 2: 408 (1811), nom. utique rej.
  • Callitriche heterophylla subsp. bolanderi (Hegelm.) Calder & Roy L.Taylor in Canad. J. Bot. 43: 1395 (1963)
  • Callitriche heterophylla var. bolanderi (Hegelm.) Fassett in Rhodora 53: 177 (1951)
  • Callitriche ovata Raf. in Med. Repos., ser. 3, 2: 408 (1811), nom. utique rej.
  • Callitriche palustris var. bolanderi (Hegelm.) Jeps. in Fl. Calif. 2: 435 (1936)
  • Callitriche spuria Raf. in Med. Repos., ser. 2, 5: 354 (1808), nom. utique rej.
  • Callitriche tuerckheimii Urb. in Symb. Antill. 7: 265 (1912)

Distribution

Native distribution areas:

Continental: Cosmopolitan Regional: Northern & Southern America Alabama, Alaska, Alberta, Aleutian Is., Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Bolivia, British Columbia, California, Chile Central, Chile South, Colorado, Connecticut, Costa Rica, Delaware, District of Columbia, Dominican Republic, Ecuador, Florida, Georgia, Greenland, Guatemala, Idaho, Illinois, Indiana, Iowa, Kamchatka, Kansas, Kentucky, Kuril Is., Labrador, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Minnesota, Mississippi, Missouri, Montana, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, North Carolina, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Québec, Rhode I., South Carolina, Tennessee, Texas, Uruguay, Venezuela, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, Yukon Introduced into: Chatham Is., New Zealand North References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Pursh, F.T. 1813 "1814". Flora Americae Septentrionalis, or, A systematic arrangement and description of the plants of North America. Vol. 1. xxxv + 358 pp., London: White, Cochrance, and co. BHL Reference page. : 3

Additional references

• (2022). https://doi.org/10.11646/phytotaxa.547.3.3. epublication

Links

• Govaerts, R. et al. 2025. Callitriche heterophylla in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 July 08. Reference page. 
• International Plant Names Index. 2025. Callitriche heterophylla. Published online. Accessed: July 08 2025. Reference page.
• Tropicos.org 2025. Callitriche heterophylla. Missouri Botanical Garden. Published online. Accessed: 08 July 2025. Reference page.

Vernacular names

• English: Two-headed water-starwort, Differentleaf water starwort

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