Cyathula carsonii

Cyathula carsonii

Taxonavigation

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

Familia: Amaranthaceae s.l.
Cladus: Amaranthaceae s.str.
Subfamilia: Amaranthoideae
Genus: Cyathula
Species: Cyathula carsonii
Varietates: C. c. var. carsonii – C. c. var. milnei

Name

Cyathula carsonii (Baker) Di Vincenzo, Berends., Wondafr. & Borsch, Taxon 74(1): 87 (2024).

Synonyms

• Basionym
  • Achyranthes carsonii Baker, Bull. Misc. Inform. Kew 1897(128-129): 280. (1897), as "carsoni"
    • Lectotype (designated by Di Vincenzo et al., 2025): ZAMBIA. Fwambo: Lake Tanganyika, alt. 5000–6000 ft., 1893, Carson 8. K K000243752.
• Homotypic
  • Pandiaka carsonii (Baker) C.B.Clarke, Fl. Trop. Afr. [Oliver et al.] 6(1.1): 70. (1909), as "carsoni"
  • Centrostachys carsonii (Baker) Standl., J. Washington Acad. Sci. 5: 76. (1915)
• Heterotypic
  • Argyrostachys splendens Lopr., Bot. Jahrb. Syst. 30(1): 109. (1901).
    • Lectotype (designated by Di Vincenzo et al., 2025): TANZANIA. Unyika beim Dorfe Luembu, auf feuchten Wiesen, alt. 1600 m, Oct 1899, W. Goetze 1391. BR 0000008819727; Isolectotype: E E00193546.
  • Achyranthes lanata Schinz in Vierteljahrsschr. Naturf. Ges. Zürich 76: 141. (1931), nom. illeg.
    • Pandiaka lanata Hauman, Bull. Jard. Bot. État Bruxelles 18: 113. (1946)
      • Holotype: CONGO (D.R.C.). Katanga: Sep 1899, Verdick 204. BR 0000008820075.
  • Pandiaka obovata Suess., Bull. Jard. Bot. État Bruxelles 15: 67. (1938)
    • Lectotype (designated by Di Vincenzo et al., 2025): CONGO (D.R.C.). Distrikt des oberen Katanga: Katuba, Nov 1934, Quarré 4316. BR 0000008820020; Isolectotypes BR 0000008820037, M M-0107307.
  • Pandiaka schweinfurthii var. glabra Schinz ex Suess. in Bull. Jard. Bot. État Bruxelles 15: 68. 1938
    • Pandiaka glabra (Schinz ex Suess.) Hauman, Bull. Jard. Bot. État Bruxelles 18: 113. (1946)
      • Holotype: CONGO (D.R.C.). Distrikt des oberen Katanga: Elisabethville, Quarré 691. BR 0000008819963.
  • Pandiaka milnei Suess. & Overkott, Bot. Arch. 41: 76. (1940)
    • Pandiaka carsonii var. milnei (Suess. & Overkott) Cavaco, Mém. Mus. Natl. Hist. Nat., B, Bot. 13(1): 139. (1962).
      • Lectotype (designated by Di Vincenzo et al., 2025): ZAMBIA. Mwinilunga: Kalenda-Plain auf Laterit; E. Milne-Redhead 2835. M M-0107309; Isolectotypes: BR 0000008820044, K K000243753.
  • "Pandiaka carsonii var. linearifolia Hauman" in Boutique, Fl. Congo Belge Ruanda-Urundi, Spermatoph. 2: 49. 1951, not validly published (no latin diagnosis)
    • Intended Type: CONGO (DRC). Haut-Katanga: mines de Luiswishi, Quarré 5213 (P P00466161; “isotypes”: BR 0000008819932, 0000008819949], K K000243739.
  • Pandiaka carsonii var. linearifolia Hauman ex C.C.Towns. in Fl. Zambes. 9(1): 121 (1988), nom. superfl.

Distribution

Native distribution areas:
Africa West-Central Tropical Africa DR Congo South Tropical Africa Malawi, Zambia, Zimbabwe Southern Africa Namibia References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Di Vincenzo, V., Berendsohn, W., Wondafrash, M. & Borsch, T. 2025. Phylogenetics and morphological character evolution in the achyranthoid clade (Amaranthaceae): Evidence to re-circumscribe the genera Achyranthes and Cyathula and to resurrect a third species of the former genus Sericocomopsis in East Africa. Taxon 74(1): 66–100. DOI: 10.1002/tax.13284 Reference page. 
• Baker, J.G. & Clarke, C.B. 1909. Amarantaceae. pp. 14–75. In: Thiselton-Dyer, W.T. (ed.): Flora of Tropical Africa 6(1). London. BHL Reference page. 
• Baker, J.G. et al. 1897. Diagnoses africanae, X. Bulletin of Miscellaneous Information (Royal Botanic Gardens, Kew) 1897: 243–300. JSTOR BHL Reference page. 

Links

• Govaerts, R. et al. 2025. Cyathula carsonii in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 Nov. 27. Reference page. 
• International Plant Names Index. 2025. Cyathula carsonii. Published online. Accessed: Nov. 27 2025. Reference page.

For more multimedia, look at Pandiaka carsonii on Wikimedia Commons.