306 Il8. MELLACEAE — II9. MALPIGHIACEAE 



Petals free, or united at the base only 2 ' 



2h. Ovary 4-celled, with i ovule in each cell. (See 13.) . Guarea L. 

 Ovary 4 — 5-celled, with 2 o^•ulcs in each cell. (See 10.) Carapa Aubl. 



SUBORDER MALPIGHIINEAE 



FAMILY 119. MALPIGHIACEAE 



Shrubs or undershrubs, with branched hairs, usually climbing. Leaves 

 undivided, usually stipulate. Flowers in racemose inflorescences, bracteolate. 

 Sepals 3 — 5, free or united at the base, mostly furnished with glands on the 

 outside. Petals 5, free, imbricate in bud, usually clawed and toothed. Stamens 

 usually 10, hypogynous. Filaments free or united at the base. x\nthers 

 opening inwards by two longitudinal slits. Ovary 2 — 3-celled, with i pen- 

 dulous and inverted ovule in each cell. Styles i — 3. Fruit usually separating 

 into 3 mericarps. Seeds exalbuminous. — Genera 16, si)ecies 80. Tropical 

 and South Africa. (Plate 77.) 



1. Fruiting receptacle flat. Mericarps not winged. Calyx without glands. 



Petals clawed, almost entire. Stamens 10. Leaves stipulate. Flowers 



in terminal racemes 2 



Fruiting receptacle pyramidal. Mericarps winged 3 



2. Fruit covered with short hairs, dehiscent. Petals equal. Anthers glabrous. 



Ovary covered with short hairs, vStyles free, long and thin, with small 

 stigmas. Leaves opposite. — Species i. Madagascar, [Tribe GAL- 



PHLMIEAE.] Galphimia Cav. 



Fruit covered with long, soft, hairy, spine-shaped processes. Petals 

 unequal. Anthers hairy. Ovary clothed with long hairs. Styles 

 converging, rather short and thick, with oval retlexed stigmas. Leaves 

 alternate or subopposite. ■ — Species i. Madagascar. [Tribe TRI- 

 COMARIEAE.] Echinopteris Juss. 



3. Mericarps with a large dorsal wing, without a lateral wing. Petals more 



or less distinctly clawed. [Tribe BANISTERIEAE.] .... 4 



Mericarps with a large, sometimes divided, lateral wing and a small dorsal 



wing, or without a dorsal wing. Stamens 10. [Tribe HIRAEEAE.] 10 



4. Style I. Ovary 3-celled, 3-lobed. Stamens 5, two only fertile. Sepals 



with two large glands each. Flowers solitary, terminal. Leaves 



nmcronate. — Species i. Madagascar. . . Cottsia Dubard & Dop 



Styles 2 — 3. Stamens 10 — 15 5 



5. Styles 2, long. Ovary with 2 perfect and i rudimentary cell. Stamens] 



10. Petals with a long claw. Leaves usually alternate 6 j 



Styles 3. Ovary with 3 perfect cells. Corolla regular. Leaves usually! 

 opposite 7 



6. Corolla distinctly irregular. Mericarps with an almost semi-circular, 



cockscomb-shaped, palmately nerved dorsal wing. Bracteoles awl- 

 shaped. — Species i. West Africa Rhinopteryx Nied. 



