e-Key v3 - Vlokia
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Interactive keys to the identification of seed plants of southern Africa using keys based on plant morphology.

Mesembryanthemaceae - Ruschioideae - Lampranthus Group - Vlokia S.A.Hammer

Description :

  • Dwarf, tufted perennials, sparsely branched, with age forming prostrate stems up to 100 mm long, ± 4 mm thick; internodes 2-5 mm long, old leaves persisting for 8-10 years, shrunken but retaining their shape; roots wiry, thin, brownish, running laterally to 300 mm
  • Leaves of the current season opposite, basally connate, ± equal, ± 10 mm long, 8 mm broad, 8 mm thick, boat-shaped, keeled, firm, greyish green to brownish green, glabrous, slightly shining when turgid, very smooth, with a thin wax layer, finely and vaguely maculate, margins slightly reddened
  • Flowers solitary; pedicel up to 6 mm long, 2-2.5 mm thick, pale green with a reddish flush; bracts shaped like leaves but half their size; diurnal, expanding at noon, closing by late afternoon; scentless
  • Sepals 6, equal, reddish green with thin translucent margins
  • Petals 22-25 in a single series or with a second partial series, 4-5 mm long, to 1.5 mm broad, often obtuse, not widely spreading, mauve to rose-pink
  • Stamens sparse, ± 16, shorter than staminodes, papillate; anthers whitish yellow; staminodes conically collected, up to 80, up to 4 mm long, recurved above, pink or white
  • Nectary composed of ± 20 dark green, contiguous tiny glands forming a ring
  • Ovary with basal-parietal placentas; stigmas (5)6(7), concealed within staminal cone, up to 2 mm long, free, pale green
  • Fruit a 5-7-locular capsule of ± Lampranthus type, up to 6 mm in diameter (up to 10 mm when expanded), firm, blackish, flat above, half globose below; expanding keels parallel at base, divergent towards tips; covering membranes present, flat; closing bodies 0; valve wings 0
  • Seeds ± 20 per locule, fattish-pyriform, very finely rugulose, dark brown
  • Flowering late winter to early spring
  • Distinguishing characters :
    • Perennials with persistent trailing stems
    • Old persistent leaves blackish
    • Capsules blackish

Nomenclature:

  • Vlokia S.A.Hammer
    • Hammer: 255 (1994)
    • Smith et al.: 130 (1998)

Distribution & Notes:

  • Southern Africa : Species 1, only a few populations on a mountain near Montagu in the western Little Karoo of the Western Cape

References:

  • HAMMER, S.A. 1994. Vlokia , a new genus in Aizoaceae . Cactus and Succulent Journal (US) 66
  • SMITH, G.F., CHESSELET, P., VAN JAARSVELD, E.J., HARTMANN, H., HAMMER, S., VAN WYK, B-.E., BURGOYNE, P., KLAK, C. & KURZWEIL, H. 1998. Mesembs of the world . Briza, Pretoria