Dwarf shrubs becoming woody with age, up to 250 mm high, to 250 mm in diameter; branches erect to spreading; internodes ochre to darker
Leaves
opposite, united at base, decurrent on stem, short, thick, ± triquetrous, often inflated, margins and keel ± serrate or with small teeth, surfaces rough to smooth; dark green
Flowers
1(-3), terminal, shortly pedicellate or subsessile, often embraced by bracts
Sepals
4(5), unequal
Petals
2- or 3-seriate, white to purple
Stamens
arranged in a cone, filaments sometimes bearded; staminodes present
Fruit
a 6-8-locular capsule, close to Leipoldtia type, brown, markedly convex on top in most cases; expanding keels diverging, lacerate towards tips; valve wings absent or narrow, broadest in middle; closing bodies large, white, flat; covering membranes rising towards centre; distal closing devices 0
Seeds
rough-textured
Flowering
mainly in winter
Distinguishing characters
:
Fuit firm, brown, 8-locular
Nomenclature:
Octopoma
N.E.Br.
Brown: 72, 126 (1930)
Herre: 232 (1971)
Smith et al.: 374 (1998)
Hartmann: 44 (1998)
Distribution & Notes:
Southern Africa
: Species 8, in two separate areas in South Africa, one in northern Namaqualand, Northern Cape; the other in the Little Karoo, Western Cape
The species in this genus do not form a natural group since they have been included merely on the number of locules in the fruit (mostly 8)
References:
BROWN, N.E. 1930.
Mesembryanthemum
and some new genera separated from it.
Gardeners' Chronicle
87: 72, 126
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
. 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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