Macledium Explained

Macledium is a genus of flowering plants in the family Asteraceae.^[1] Both Macledium and Dicoma are distributed largely in tropical and southern Africa.^[2] Macledium is distinguished from genus Dicoma by a large number of characters relating to morphology and anatomy of phyllaries, corolla, anthers, style, cypsela and testa.^[1]

Species

, Plants of the World Online accepted the following species:^[3]

• Macledium anmadochrissum (Lawalrée) S.Ortiz
• Macledium auriculatum (Hutch. & B.L.Burtt) S.Ortiz
• Macledium canum (Balf.f.) S.Ortiz
• Macledium ellipticum (G.V.Pope) S.Ortiz
• Macledium gossweileri (S.Moore) S.Ortiz
• Macledium grandidieri (Drake) S.Ortiz
• Macledium humile (Lawalrée) S.Ortiz
• Macledium kirkii (Harv.) S.Ortiz
• Macledium nanum (Welw. ex Hiern) S.Ortiz
• Macledium oblongum (Lawalrée & Mvukiy.) S.Ortiz
• Macledium plantaginifolium (O.Hoffm.) S.Ortiz
• Macledium poggei (O.Hoffm.) S.Ortiz
• Macledium pretoriense (C.A.Sm.) S.Ortiz
• Macledium relhanioides (Less.) S.Ortiz
• Macledium sessiliflorum (Harv.) S.Ortiz
• Macledium speciosum (DC.) S.Ortiz
• Macledium spinosum (L.) S.Ortiz
• Macledium zeyheri (Sond.) S.Ortiz

In southern Africa it is informally divided into the Cape and grassland groups:^[2]

• Cape species:
  • M. latifolium
  • M. relhanioides
  • M. spinosum
• Grassland species:
  • M. pretoriense
  • M. sessiliflorum subsp. sessiliflorum var. membranaceum
  • M. speciosum
  • M. zeyheri

Notes and References

1. Ortiz . Santiago . Reinstatement of the Genus Macledium Cass. (Asteraceae, Mutisieae): Morphological and Phylogenetic Arguments . Taxon . Aug 2001 . 50 . 3 . 733–744 . 1223704. 10.2307/1223704.
2. Web site: Netnou . N.C. . A revision of the genera Dicoma Cass. and Macledium Cass. . University of Johannesburg . 2008 . 24 July 2013 . https://archive.today/20130725143739/https://ujdigispace.uj.ac.za/bitstream/10210/243/49/part3.pdf.txt . 25 July 2013 . dead .
3. Web site: Macledium Cass. . Plants of the World Online . Royal Botanic Gardens, Kew. 2023-04-19 .