274 SAPOTACE^E. (SAPODILLA FAMILY.) 



ORDER 82. SAPOTACEJE. (SAPODILLA FAMILY.) 



Trees or shrubs, with milky juice, alternate entire exstipulate short- 

 petioled leaves, and regular perfect (small) flowers, commonly in sessile 

 axillary clusters. Calyx free from the 3-12-celled ovary, 4 - 8-parted. 

 persistent. Corolla hypogynous, 4-8-cleft, mostly with one or two ap- 

 pendages between each lobe. Fertile stamens as many as the lobes of the 

 corolla and opposite them, alternating with as many scale-like or petal- 

 like sterile ones, inserted on the tube of the corolla : anthers extrorse. 

 Ovules anatropous, single, suspended from the central angle of each cell, 

 or ascending from its base. Fruit a drupe or berry. Seeds few. Albu- 

 men fleshy or oily, or none. Embryo straight. 



* Calyx 6-parted. 

 -t- Corolla with a single appendage between the lobes. 



1. SIDEROXYLON. Sterile stamens none. Fruit a drupe. Albumen copious. 

 *-(- Corolla with two appendages between the lobes. 



2. DIPHOLIS. Seed with copious albumen. Sterile stamens flmbriate. Ovary smooth. 



3. BUMELIA. Seed without albumen. Sterile stamens entire. Ovary hairy. 



* * Calyx 6 -8-parted. 



4. MIMUSOPS. Appendages of the corolla two between the lobes. Stamens 6-8. 



1. SIDEROXYLON, L. 



Calyx 4-parted. Corolla 5-cleft, with a single appendage between the lobes. 

 Stamens 5, the sterile ones none. Ovary hairy, 5-celled. Drupe mostly 1-celled, 

 1-seeded. Albumen copious. Tropical trees. Flowers clustered. 



1. S. pallidum, Spreng. Smooth; leaves membranaceous, elliptical, ob- 

 tuse, wavy on the margins, on slender petioles ; clusters few-flowered ; drupes 

 purplish, ovoid. South Florida. Leaves 5'- 6' long. Drupe 9" long. 



2. DIPHOLIS, A. DC. 



Calyx 5-parted. Corolla 5-cleft, with two toothed appendages between the 

 lobes. Stamens 5, each alternating with an ovate-lanceolate fimbriate sterile one. 

 Ovary smooth. Berry juiceless, 1-seeded. Albumen copious, fleshy. A small 

 tree, with silky branches. Leaves smooth, oblong-lanceolate, obtuse, narrowed 

 into a short petiole. Flowers clustered, on short pedicels. 



1. D. salicifolia, A. DC. South Florida, Dr. Blodgett. Leaves 2' -3' 

 long. Calyx silky. Drupe small, oblong. 



3. BUMELIA, Swartz. 



Calyx 5-parted. Corolla 5-cleft, with two appendages between the lobes. 

 Stamens 5, each alternating with a petal-like sterile one. Ovary 5-celled, hairy. 



