e-Key <span id="jodit_selection_marker_1710245690246_35781752965909974" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Hoploph<span id="jodit_selection_marker_1710245690246_005012530725140518" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>yllum
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Asteraceae - Eremothamneae - Hoplophyllum Dc.

Description:

  • Spiny shrubs or subshrubs
  • Leaves alternate, linear, pungent
  • Capitula discoid; 4-6-flowered, sessile, solitary or in small clusters, axillary or terminal
  • Involucre narrowly campanulate; bracts in ± 7 rows, with outer smallest, broadly elliptic, spinous-pointed, glabrous
  • Receptacle flat, fimbriate
  • Corolla yellow; tube subcylindric; lobes 5, linear, glandular on back
  • Anthers linear, tailed; with small, ovate, membranous, apical appendage
  • Style branches filiform, setose
  • Cypselas oblong, ribbed, densely villous
  • Pappus of many long, scabrid bristles
  • x = 9

Nomenclature:

  • Hoplophyllum Dc.
    • Candolle: 73 (1836)
    • Harvey: 54 (1865)
    • Phillips: 776 (1951)
    • Bremer: 70 (1994)
    • Karis: 193 (1992)

Distribution & Notes:

  • Southern Africa: Species 2, endemic: Hoplophyllum ferox Sond., known from the Western Cape, and H. spinosum DC., occurring in Northern and Western Cape

References:

  • BREMER, K. 1994. Asteraceae, cladistics & classification. Timber Press, Portland, Oregon
  • CANDOLLE, A.P. DE. 1836. Compositae. Prodromus 5. Treuttel & Würtz, Paris
  • HARVEY, W.H. 1865. Compositae. Flora capensis 3
  • KARIS, P.O. 1992. Hoplophyllum DC., the sister group to Eremothamnus O.Hoffm. (Asteraceae). Taxon 41
  • PHILLIPS, E.P. 1951. The genera of South African flowering plants, edn 2. Memoirs of the Botanical Survey of South Africa No. 25