LEGUMINOS#-CHSALPINIER. 169 
campanulate, lined by a disk. Sepals usually connate to form a 
gamosepalous calyx; lobes 5, slightly imbricated. Petals 5, 
slightly unequal, imbricated. Stamens 10; filaments free straight ; 
anthers introrse versatile. Germen stipitate, inserted in bottom 
of receptacle, free o-ovulate; style short; stigma small terminal. 
Legume elongated, much plano-compressed, membranous, bearing a 
narrow wing at superior suture, indehiscent (?). Seeds compressed ; 
embryo exalbuminous; cotyledons leaf-like; radicle straight—An 
unarmed tree; leaves imparipinnate; flowers: in much-branched 
pyramidal compound cymuliferous terminal racemes; bracts and 
bractlets membranous, very caducous (Zropical America). See 
p- 87. 
19. Batesia Sprucr.—Receptacle campanulate, lined by a disk. 
Calyx regular; sepals 5, equal imbricated. Petals 5, markedly peri- 
gynous, subequal imbricated. Stamens 10, inserted with petals ; 
filaments free, villous at base, inflexed in bud; anthers uniform 
2-celled introrse, dehiscing longitudinally. Germen inserted on a 
central stalk with obliquely dilated apex, pauciovulate; style short 
thick ; stigma terminal concave ciliated. ‘Legume short subfalcate 
turgid-compressed coriaceous-subligneous, covered by raised ribs, 
dehiscing as a follicle. Seeds few, exarillate thick-compressed albu- 
minous ; cotyledons flat, somewhat fleshy, cordate at base; radicle 
short straight."—A lofty unarmed tree; leaves imparipinnate ; 
flowers in composite much-branched terminal racemes ; bracts and 
bractlets narrow very caducous (Northern Brazil). See p. 88. 
20. Vouacapoua Avsi.—Flowers of Batesia; anthers subsagit- 
tate; ovary subsessile l-ovulate; ovule descending anatropous ; 
style arched; apex concave ciliate stigmatiferous.. Fruit coriaceous- 
subligneous, unequally obovate, obtusely apiculate, wrinkled ex- 
ternally, dehiscing as a follicle, 1-seeded; seed descending obovate 
glabrous exalbuminous; embryo thick fleshy.—An unarmed tree; 
leaves and inflorescence of Batesia (Guiana, northern Brazil). See 
p. 88. 
21. Melanoxylon Scuorr.—F lowers of Pappigia ; receptacle cam- 
panulate, lined by a disk; calyx and corolla subregular imbricated. 
Stamens 10, scarcely declinate; filaments villous at base; anthers 
