Mesembryanthemaceae - Ruschioideae - Lampranthus Group - Namaquanthus L.Bolus
Description:
Shrublets up to ± 300 mm high; branches with short internodes, up to 15 mm in diameter, covered by persistent, dry leaves
Leaves opposite, ± terete to subcylindric, up to ± 60 mm long, 10 mm in diameter, united at base into sheath, surface smooth; stomata not sunken
Flowers solitary, terminal, pedicellate, bibracteate, up to 60 mm in diameter; open from morning till evening
Sepals 4(-6), unequal
Petals 4-seriate, outer ones narrowly spatulate, inner ones becoming shorter towards centre of flower, purple
Stamens crowded; filaments purple, epapillate
Nectary a finely crenulate pink ring
Ovary flat or convex on top; stigmas (8()12((16), subulate, purple
Fruit a (8()12((16)-locular capsule, of Lampranthus type, woody and rounded; valve wings present, narrow; covering membranes radially thickened; expanding keels parallel, diverging at tips; closing bodies 0
Seeds echinate with very long papillae along back
Flowering in winter
Distinguishing characters:
Compact perennials
Leaves cylindrical, fused at the bases
Flowers magenta with spoon-shaped outer petals
Seeds echinate
Nomenclature:
Namaquanthus L.Bolus
Bolus: 257 (1954)
Herre: 222 (1971)
Smith et al.: 334 (1998)
Distribution & Notes:
Southern Africa: Species 1: Namaquanthus vanheerdii L.Bolus, restricted to a small area northwest of Springbok in Namaqualand, Northern Cape
References:
BOLUS, H.M.L. 1954. Namaquanthus gen. nov. Notes on Mesembryanthemum and allied genera. 3. University of Cape Town, Cape Town
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
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