302 117- BURSERACEAE — Il8. MELIACEAE 



edible fruits, and medicaments. (Under Pachylohits Don or Santiria 



Blume) Santiriopsis Engl. 



Fruit oblong, ovate, or subglobose 4 



4. Fruit with 2 cells, one of which is sterile, and with a terminal style or 



style-scar ; endocarp thin crusty, mesocarp thick Heshy. Embryo with 

 a long radicle and thick, much divided cotyledons. Ovary 2-celled. 

 Sepals united at the base. — Species 13. \\'est Africa. They yield 

 timber, resin, and edible oily fruits (safu). (Under Canarium L.) 



(Plate 75.) Pachylobus Don 



Fruit with 3 cells, two of them sometimes sterile ; endocarp usually thick, 

 woody or bony ; mesocarp usually thin. Embryo with a short radicle 

 and slightly divided cotyledons. Ovary 3-celled. Sepals united high 

 up. — Species 13. Tropics. Some species yield timber, resin (elemi) 

 used in medicine and manufacture, and edible oily fruits and seeds. 



Canarium L. 



5. Disc situated outside the stamens. Petals 5, imbricate in bud. Ovar\ 



5-celled. Fruit top-shaped, with 5 stones, dehiscent. — • Species i. 

 Equatorial \\'est Africa. Yields timber and an aromatic resin. 



Aucoumea Pierre 

 Disc situated inside the stamens 6 



6. Petals 4 — 5, valvate in bud. Ovary 4 — 5-celled. Fruit globular or ovoid. 



Species 4. Madagascar and Mascarenes. They yield timber and 



resin. {Marignia Comm.) Protium Burm. 



Petals 5, imbricate in bud. Ovary 2 — 3-celled. Fruit with 2 — 3 stones, 

 dehiscent. Flowers hermaphrodite. — Species 15. Central Africa. 

 The resin of several species (frankincense) is used as an incense and in 

 medicine Boswellia Roxb. 



FAMILY 118. MELIACEAE 



Trees or shrubs. Leaves without stipules, usually pinnate. Flowers 

 regular, mostly panicled. Petals 3 — 6, usually free. Stamens as many or 

 more frequently twice as many as the petals. Filaments usually united. 

 Anthers 2-celled, opening inwards or laterally by longitudinal slits. Ovary 

 superior, usually 2- or more-celled. Ovules inverted. Style simple or wanting ; 

 stigma entire or lobed. — Genera 23, species 150. (Including AITONTEAE, 

 CEDRELEA E, and PTAEROXYLEAE.) (Plate 7b.) 



1. Filaments free. Ovule r in each ovary-cell. Seeds winged. Leaves 



pinnate. [Subfamily CEDRELOIDEAE.] 2 



Filaments more or less united into a tube 3 



2. Ovary and fruit 2-celled. Petals 4. Stamens 4. — - Species 2. South and 



East Africa. They yield timber (sneezewood). 



Ptaeroxylon Eckl. & Ze3h. 

 Ovary and fruit 5-celled. — Species i. Madagascar. . Cedrelopsis Baill. 



