af 92 XLII. LEGUMINOSA. 
thery, the sutures remaining closed, but the long, persistent, 
rigid valve separating (as in a siliqua), without transverse 
septa, and not pulpy within.— FV. Cap. i. p. 277. 
Glabrous undershrubs, with large fleshy roots (Elandsboontjes). Leaves 
2-pinnate, multijugate. Flowers densely spicato-racemose.—2 species, both 
Eastern. 
78. DICHROSTACHYS, DC. 
Flowers of two kinds in the spike; the uppermost flowers 
hermaphrodite and sessile, as in Hntada; the lower neuter, 
with calyx and corolla as in the perfect, 10 long, slender fila- 
ments, without anthers, and a rudiment of an ovary. Legume 
linear, twisted, compressed, membranaceo-coriaceous, or some- 
what fleshy, 1-celled, without pulp, indehiscent or the valves 
breaking irregularly from the sutures.— #7. Cap. il. p. 278. 
African and Asiatic shrubs, sometimes spiny. Leaves 2-pinnate. Spikes 
of flowers peduncled, nodding, solitary or in pairs.—2 South African spe- 
cies, from Natal and to the north-east of that region. 
79. XEROCLADIA, Harv. 
Flowers capitate, sessile. Calyx 5-parted to the base. Pe- 
tals 5, free. Stamens 10; filaments free, the 5 alternate 
shorter ; anthers with a very minute, sessile gland. Legume 
sessile, semiorbicular, plano-compressed, 1-seeded, indehiscent, 
the carinal suture arched and wing-bordered. Seed flattened ; 
embryo straight.— FV. Cap. ii. p. 278. 
X. Zeyheri, H., from Namaqualand, is a small, dry, and very rigid bush, 
with pale bark, spinous stipules ; distant, 2-pinnate, deciduous leaves ; and 
subsessile heads of flowers. 
TriIpeE 2. ACACIES. 
80. ACACTA, Willd. 
Flowers frequently polygamous. Sepals 3-5, either con- 
nate in a bell-shaped cup or free. Petals as many, more or 
less united in a monopetalous corolla, rarely at length free. 
Stamens numerous (mostly more than 50), free or connate at 
base, rarely (in male flowers) collected in a central column. 
Legume various, mostly dry.—fl. Cap. u1. p. 279. 
Trees or shrubs of warm countries. Leaves 2-pinnate. Stipular or 
axillary spines often present ; prickles in many. Flowers minute, yellow, 
in heads or spikes. —About 20 South African species (some undescribed), 
chiefly Northern, Eastern, and from Natal. 
81. ALBIZZIA, Duraz. 
Flowers mostly bisexual. Calyx bell-shaped or tubular, 5- 
toothed. Corolla monopetalous, funnel-shaped. Stamens in- 
