24 cxxiiic. HORACES (Rendle). [Cardiogyne. 



3. CARDIOGYNE, Bureau in DC. Prodr. xvii. 232. 



Flowers dioecious. Male : Calyx deeply divided into 4 fleshy 

 imbricate segments. Stamens 4 ; filaments free, inflexed in the bud. 

 Female : Calyx obpyramidal by compression, 4-lobed ; lobes very 

 thick and blunt, imbricate. Ovary enclosed within the calyx, ellip- 

 soidal ; ovule solitary, pendulous from the apex of the cell ; style 

 terminal, simple, filiform, protruding above the calyx as a long 

 subulate papillose stigma. Fruit included in the persistent calyx ; 

 pericarp crustaceous. Seed with a papery testa ; endosperm absent ; 

 embryo bent double ; cotyledons large, folded and twisted, envelop- 

 ing the ascending radicle. — A shrub or sometimes climbing, spiny. 

 Leaves petioled, alternate, entire. Stipules small, caducous. Flowers 

 in small dense axillary spherical heads. Fruiting head succulent when 

 fresh, becoming woody when dry. — Milicia, Sim, For. Fl. Port. E. 

 Afr. 97, partly. 



Species one, in Tropical and South Africa. 



1. C. africana, Bureau, I.e. 233. Generally a bush about 7 ft. high, 

 sometimes a climbing shrub with thick woody stems ; branches 

 when young thickly covered with red-brown spreading harrs ; branch- 

 lets horizontally spreading, ending in a spine and bearing leaves and 

 short branch spines. Leaves subcoriaceous, elliptic, obtuse or 

 obsoletely emarginate, base obtuse to rounded, margin entire, 1J-3J 

 in. long, 10-15 lin. wide, dark green above, greyish-yellow-green 

 below except on the nerves and veins ; lateral nerves 6-8 on each 

 side, thin, sunk, somewhat ascending ; petiole J-J in. long. Flower- 

 heads solitary or geminate, rarely ternate, to about J in. in diam. ; 

 peduncles 2-3 lin. long ; bracts short, obovate or broadly oblong, 

 slightly thickened at the obtuse apex, with a short whitish indu- 

 mentum. Calyx similarly tomentulose, thick especially above and 

 very blunt, in the male flowers broadly obovate, in the female some- 

 what narrower. Fruiting heads 8-9 lin. in diam., edible, " the size of a 

 walnut, of a yellowish-cream colour with seeds imbedded in an agree- 

 able pulp " {Kirk), woody when dry. — Baill. Hist. Nat. PI. Madag. t. 

 294 ; Hook. Ic. PI. t. 2473 ; Engl. Pfl. Ost-Afr. C. 161 and Monogr. 

 Morac. Afr. 5. Cudranea sp.. Kirk in Journ. Linn. Soc. ix. 229. 

 Milicia spinosa, Sim, For. Fl. Port. E. Afr. 98, t. 74, B. 



Mozamb. Distr. Zanzibar : Boivin, Hildebrandt, 1290 ; near Tschukuani, 

 Stuhlmann, 1003, 1004. German East Africa : Kilwa, Kirk ! Amboni, Hoist, 

 2124: ! Usambara, Hoist, 262G ; Dar-es-Salaam, Stuhlviann, 7772 ; Rovuma 

 River, Kirk ! Portuguese East Africa : Beira, Schlechter ; Senna, Kirk ! 

 Peters ; Shupanga and Tette, Kirk ! Morambala Marsh, Scott ! British Central 

 Africa : Nyasaland ; Elephant Marsh, Kirk ! Chiromo, Scott Elliot, 8811 ! 



The inner bark and white wood abound in a yellowish milky juice ; the 

 heart wood is of different shades of red, very heavy and full of pores, and as 



