SAPOTACEAE. 321 



ring to the lustrous pubescence on the under side of the leaves of some species.] 

 Sixty species or more, mostly of tropical America. Type species: Chryso- 

 phyllum Cainito L. 



1. Chrysophyllum oliviforme L. Syst. ed. 10, 937. 1759. 



Chrysophyllum monopyrenum Sw. Prodr. 49. 1788. 



A tree, reaching a maximum height of about 10 m., with a trunk up to 3 

 dm. in diameter, the bark fissured, the young twigs brownish-pubescent. Leaves 

 oblong to ovate, 3-10 cm. long, acutish or short-acuminate at the apex, rounded 

 or narrowed at the base, green, glabrous and shining above, densely reddish 

 or brownish-pubescent beneath, the petioles 8-12 mm. long; fascicles few- 

 flowered; pedicels 5-10 mm. long; sepals silky, about 1.5 mm. long; corolla 

 white, 4-6 mm. wide; filaments very short; berry oval, 1-2 cm. long, purple, 

 usually 1-seeded. 



Coppices and scrub-lands, Andros, New Providence, and North Caicos : Florida ; 

 Cuba to Porto Rico; Jamaica. C. Cainito of Schoepf. Satinleaf. Saffron*-tree. 



2. SIDEROXYLON L. Sp. PI. 192. 1753. 



Unarmed, hard-wooded, evergreen trees or shrubs, with alternate cori- 

 aceous, slender-petioled leaves, and small, 5-parted, greenish-yellow or white 

 flowers in dense axillary or lateral fascicles. Sepals mostly obtuse, imbricated. 

 Corolla nearly rotate, its lobes obtuse, not appendaged. Stamens borne near 

 the middle or top of the corolla-tube, included, opposite the lobes; filaments 

 slender; anthers extrorse; staminodia entire or toothed, alternating with the 

 filaments. Ovary 5-eelled or sometimes 2-3-celled; ovules ascending; style 

 short or slender. Berry ovoid or subglobose, usually 1-seeded. Seed with a 

 crustaceous testa and cartilaginous endosperm. [Greek, referring to the hard 

 wood.] About 75 species, natives of warm and tropical regions. Type species: 

 Sideroxylon inerme L. 



>c 1. Sideroxylon foetidissimum Jacq. Enum. 15. 1760. 



Sideroxylon mastichodendron Jacq. Coll. 2: 253. 1788. 



A tree, attaining a maximum height of about 25 m., with a trunk up to 

 1.5 m. in diameter, the bark splitting into scale-like plates, the twigs rather 

 slender, glabrous. Leaves oblong to oblong-ovate or oval, 5-15 em. long, 

 sparingly pubescent when young, becoming glabrous, mostly rounded at the 

 apex, rounded or narrowed at the base, lustrous, the slender petioles 2-7 em. 

 long; fascicles several-many-flowered, shorter than the petioles; pedicels 

 4-10 mm. long; sepals nearly orbicular, obtuse, glabrous, about 2 mm. long; 

 corolla greenish-yellow, about 7 mm. broad, its lobes oblong, obtuse; stami- 

 nodia lanceolate, acuminate, 1 mm. long; berry drupe-like, yellow, oval, 2-2.5 

 cm. long, glabrous, acid. 



Coppices and scrub-lands. Abaco, Berry Islands, South Cat Cay, Andros. New 

 Providence, Exuma Chain, Eleuthera, Cat Island, Watling's and Crooked: Florida; 

 Cuba to St. Thomas and to Barbadoes ; Jamaica. Catesby, 2 : pi. 75. Mastic-bully. 



3. LUCUMA Molina, Sagg. Chile 186. 1782. 



Trees, or some species shrubs - , the leaves mostly coriaceous, the small 

 flowers in axillary or lateral glomerules, or solitary. Calyx-segment- usually 

 4 or 5, strongly imbricated. Corolla urn-shaped, the tube short, the 4, 5 or 6 



