Shrubs or shrublets, erect or decumbent, often branching from the base; stems smooth
Leaves acutely 3-angled, always with mucro, ± smooth, with a thin wax layer, often with hyaline dots
Flowers in many-flowered inflorescences, sometimes reduced to single flowers, sometimes almost sessile; often staying open day and night
Sepals 5
Petals free, ± linear but spoon-shaped in E. pillansii (Kensit) Liede, white, pink or puce
Stamens arising from inner surface or top of calyx tube, either partly or completely covered by staminodes
Nectary a series of small teeth in a continuous ring or rarely in groups of five
Ovary concave on top, forming an hypanthium with stamens bending down into it; placentas parietal; stigmas 5(9-13), very small, ± narrowly conical to almost globular
Fruit a capsule of ± Lampranthus type, usually 5-locular, rarely 9-13-locular, woody, base funnel-shaped; expanding keels ending in awns; valve wings variable; covering membranes with lateral-marginal closing ledges; closing bodies 0
Seeds large (0.9-1.6 mm long), dark brown, surface rough
x = 9 (1 report)
Flowering in summer
Distinguishing characters:
Shrubs with sharp-tipped leaves
Flowers with distinct hypanthium into which stamens bend
Nomenclature:
Erepsia N.E.Br.
Brown: 433 (1925)
Herre: 150 (1971)
Liede: 391 (1989)
Liede: 1 (1990)
Hartmann: 44 (1998)
Smith et al.: 322 (1998)
Kensitia Fedde
Fedde: 11 (1940)
Herre: 186 (1971)
Piquetia N.E.Br.
Brown: 433 (1925) not of H.Hallier (1921)
Semnanthe N.E.Br.
Brown: 12 (1927)
Herre: 284 (1971)
Distribution & Notes:
Southern Africa: Species 28, mainly found in the winter-rainfall area of the Western Cape, with an outlier around Port Elizabeth in the Eastern Cape
References:
BROWN, N.E. 1925. Mesembryanthemum and some new genera separated from it. Gardeners' Chronicle 78
BROWN, N.E. 1927. Mesembryanthemum and some new genera separated from it. Gardeners' Chronicle 81
FEDDE, F. 1940. Nomenklatorische Notizen. 1. Repertorium specierum novarum regni vegetabilis 48
HARTMANN, H.E.K. 1998. New combinations in Ruschioideae, based on studies in Ruschia (Aizoaceae). Bradleya 16
HERRE, H. 1971. The genera of the Mesembryanthemaceae: 150, 186, 284. Tafelberg, Cape Town
LIEDE, S. 1989. Untersuchungen zum Merkmalsbestand und zur Taxonomie der 'Erepsiinae' (Mesembryanthemaceae). Beiträge zur Biologie der Pflanzen 64
LIEDE, S. 1990. Untersuchungen zur Ökologie der Gattung Erepsia N.E.Br. (Mesembryanthemaceae). Beiträge zur Biologie der Pflanzen 65
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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