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

Mesembryanthemaceae - Ruschioideae - Ruschia Group - Stayneria L.Bolus

Description :

  • Erect, stout shrubs up to 800 mm high, with persistent, hardened remains of old leaves on branches, with internodes 30-40 mm long
  • Leaves opposite, connate at base and stem-sheathing, 3-angled, linear-lanceolate, with acute keel, ± 70 × 8 mm; epidermal cells convex, stomata sunken
  • Flowers 3-7 in dichasia on short peduncles, bracteate
  • Sepals 5 or 6, ± equal
  • Petals 1- or 2-seriate, white
  • Stamens with many staminodes; inner filaments papillate up to middle
  • Nectary a ± obscure ring
  • Ovary slightly convex on top; placentas parietal; stigmas (6)7 or 8(9), narrowly subulate
  • Fruit a (6)7 or 8(9)-locular capsule, obconic-globose; close to Ruschia type, but valves connate at base, therefore opening only partially and remaining open; expanding keels contiguous at base, widely diverging, without wings; covering membranes well developed; closing bodies 0
  • Seeds ovate, ± 1 mm long, brown
  • Flowering winter to early spring
  • Distinguishing characters :
    • Erect and woody shrubs with long internodes and stem-sheathing cylindrical leaves with a ridged bottom edge
    • Flowers pink or white with stamens and staminodes collected in a cone
    • Fruit 6-9-locular; once open, remaining so

Nomenclature:

  • Stayneria L.Bolus
    • Bolus: 47 (1961)
    • Herre: 292 (1971)
    • Smith et al.: 364 (1998)

Distribution & Notes:

  • Southern Africa : Species 1: Stayneria neilii (L.Bolus) L.Bolus, confined to the Breede River Valley, Western Cape, from Worcester in the west to McGregor in the east

References:

  • BOLUS, H.M.L. 1961. Notes on Mesembryanthemum and allied genera. Journal of South African Botany 27
  • HERRE, H. 1971. The genera of the Mesembryanthemaceae . Tafelberg, Cape Town
  • 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