188 NATURAL HISTORY OF PLANTS. 
racemes or more usually spikes; inflorescences simple or much 
branched at extremities of branches ; bracts small caducous ; bractlets 
0 (Lropical America). See p. 140. 
70. Burkea Hoox.—Receptacle shortly concave, lined by a disk. 
Calyx campanulate, evenly 5-lobed. Corolla subregular, imbricated. 
Stamens 10; filaments short; anthers uniform, introrse 2-rimose ; 
connective inflexed glandular appendiculate at apex. Germen 
central, sessile or very shortly stipitate, 2-ovulate; style very short, 
thick ; stigma terminal concave. Legume oblong plano-compressed 
subcoriaceous indehiscent (?). Seeds compressed, “ funicle filiform ; 
outer coat thin; inner cartilaginous-fleshy ; albumen 0; cotyledons 
flat thin; radicle straight short included.”—Trees or shrubs,. un- 
armed; leaves 2-pinnate; pinne paucijugate; leaflets coriaceous ; 
stipules minute; flowers small (polgyamous ?) in interrupted elongated 
simple or branched spikes; bracts minute (Zropical and southern 
Africa). See p. 141. 
71. Erythrophleum Arz.—Receptacle shortly cupuliform, lined 
by a disk. Calyx campanulate regular, shortly 5-toothed. Petals 
5, equal, subvalvate or slightly imbricated. Stamens 10, perigynous, 
free, equal or alternipetalous shorter; anthers uniform 2-rimose. 
Germen stipitate central o-ovulate; style short; stigma terminal 
obtuse. Legume oblong compressed, thickly coriaceous, pulpy 
within between seeds, 2-valved. Seeds compressed, embryo albu- 
minous ; cotyledons subfoliaceous ; radicle straight, shortly exserted. 
—Unarmed trees; leaves 2-pinnate; leaflets coriaceous, often alter- 
nate ; flowers small, in dense much-branched racemes at extremities 
of branches ; bracts small; bractlets 0 (Zropical Africa and Australia). 
See p. 142. 
72? Brandzeia H. By.—Flowers regular; receptacle obconical, 
lined by a disk. Sepals 4, 5, perigynous imbricated. Petals 5, nearly 
equal, furnished with long claws, imbricated. Stamens 10, perigy- 
nous: filaments free slender, inflexed in bud, finally long exserted ; 
anthers introrse 2-rimose versatile; connective glandular. Germen 
central stipitate oo-ovulate; style slender involute; apex scarcely 
dilated, stigmatiferous. Legume stipitate elongated plano-com- 
pressed, unevenly bent; gibbous on both sides, coriaceous woody, 
