e-Key <span id="jodit_selection_marker_1709289899405_5262198157106921" data-jodit_selection_marker="start" style="line-height: 0; display: none;"></span>v3 - Eremoth<span id="jodit_selection_marker_1709289899405_7302013393069371" data-jodit_selection_marker="end" style="line-height: 0; display: none;"></span>amnus
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Asteraceae - Eremothamneae - Eremothamnus O.Hoffm.

Description:

  • Small shrubs, woolly
  • Leaves alternate, obovate, entire or apically 3-5-dentate, spine-tipped, fleshy
  • Capitula radiate, solitary, sessile, terminal, many-flowered
  • Involucre campanulate; bracts in several rows, chartaceous, glabrous, spine-tipped
  • Receptacle areolate, epaleate
  • Ray florets female, fertile; corolla yellow; tube with oblong-elliptic, 3-toothed lamina shorter than tube; staminodes present
  • Disc florets bisexual; corolla yellow, tube widening above, deeply 5-lobed, with linear lobes
  • Anthers calcarate and caudate; with linear, apical appendage
  • Style slender, with long style branches, with short 2- or 3-celled hairs along branches and on shaft
  • Cypselas oblong-obovoid, densely sericeous
  • Pappus of stout, scabrid-barbellate bristles

Nomenclature:

  • Eremothamnus O.Hoffm.
    • Hoffmann: 278, t. 9b (1889)
    • Merxmüller: 58 (1967)
    • Leins: 369 (1970)
    • Bremer: 69 (1994)

Distribution & Notes:

  • Southern Africa: Monotypic: Eremothamnus marlothianus O.Hoffm., endemic, Namibia

References:

  • BREMER, K. 1994. Asteraceae, cladistics & classification. Timber Press, Portland, Oregon
  • HOFFMANN, K.A.O. 1889. Compositae. In A. Engler, Plantae Marlothianae. Ein Beitrag zur Kenntnis der Flora Südafrikas. Botanische Jahrbücher 10
  • LEINS, P. 1970. Die Pollenkörner und Verwandtschaftsbeziehungen der Gattung Eremothamnus (Asteraceae). Mitteilungen der Botanischen Staatssammlung München 7
  • MERXMÜLLER, H. 1967. Asteraceae. Prodromus einer Flora von Südwestafrika 139

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