FEANGULACEAE. 71 



1. K. ferreum (Vahl) Urban. Shrub, or small tree 9 m. tall, the bark ridged: 

 leaf -blades ovate or oval, 3-6 cm. long: sepals ovate: drupes subglobose or 

 oval, 5-8 mm. long, black. BLACK-IRONWOOD. 



Hammocks, lower eastern coast, E. Keys and F. Keys. (W. I.) Spr. 



2. REYNOSIA Griseb. Shrubs or trees. Leaves opposite: blades entire. 

 Flowers perfect. Sepals 5, crestless. Petals wanting. Stamens 5: filaments 

 longer than the anthers. Drupe apiculate. 



1. R. septentrionalis Urban. Shrub, or tree 9 m. tall, the bark scaly: leaf- 

 blades oblong, varying to ovate or obovate: sepals deltoid or ovate-deltoid: 

 drupes subglobose, oval, or obovoid, 1.5-2 cm. long, purple or nearly black. 

 RED-IRONWOOD. DARLING-PLUM. 



Hammocks, E. Keys and F. Keys. (W. I.) Spr.-sum. 



3. BERCHEMIA Neck. Shrubs or vines. Leaves alternate: blades many- 

 ribbed. Flowers perfect or polygamous. Sepals 5, flat. Petals 5, hooded, 

 sessile. Stamens 5, often shorter than the petals. Drupe somewhat flattened, 

 slightly longer than 'thick. 



1. B. scandens (Hill) Trelease. Glabrous climber with wide-spreading 

 branches: leaf -blades oval, elliptic, oblong, or sometimes varying to lanceo- 

 late, 4-8 cm. long, entire or undulate-crenate : sepals longer than the hypan- 

 thium: petals obovate, about as long as the sepals: drupes oblong or ovoid- 

 oblong, 6-8 mm. long. SUPPLE-JACK. 



Sandy thickets and open woods, n. Fla. and the upper pen. (Cont.) Spr. 



4. SAGERETIA Brongn. Shrubs with diffuse branches. Leaves opposite 

 or nearly so: blades of firm-texture, finely toothed. Flowers perfect. Sepals 

 5, keeled within. Petals 5, hooded, clawed. Stamens 5, about as long as the 

 petals. Drupe separating into 3 leathery nutlets. 



1. S. minutiflora (Michx.) Trelease. Pubescent, spinescent shrub: leaf -blades 

 ovate or orbicular-ovate, 1-5 cm. long: spikes 1-4 cm. long: calyx 2-2.5 mm. 

 broad: petals orbicular, ovate, about * as long as the sepals: drupes subglo- 

 bose, 7-9 mm. in diameter. 



Sandy thickets and hammocks, near the coast, n. Fla. (Cont.) Spr. 



5. RHAMNUS [Tourn.] L. Shrubs or trees. Leaves alternate: blades 

 entire or toothed, many-ribbed. Flowers perfect or polygamo-dioecious. Sepals 

 4 or 5, keeled within. Petals 4 or 5, commonly concave, clawless, shorter than 

 the sepals, or wanting. Stamens 4 or 5, included anthers acute. Drupe berry- 

 like, not lobed, with 3 or 4 nutlets. BUCKTHORN. 



1. R. caroliniana Walt. Shrub, or tree becoming 11 m. tall: leaf -blades 

 oblong or elliptic, or slightly obovate, 5-12 cm. long : calyx about 4 mm. broad : 

 petals about J as long as the sepals: drupes black, 10-11 mm. in diameter. 

 INDIAN-CHERRY. 



Rich woods, m. and w. Fla. (Cont.) Spr. 



6. CEANOTHTJS L. Shrubs or trees. Leaves alternate: blades usually 

 toothed, commonly 3-ribbed. Flowers perfect. Sepals 5, converging. Petals 

 5, longer than the sepals, clawed, the blades hooded. Stamens 5, exserted: 

 anthers emarginate. Drupe lobed, separating into 3 carpels. 



Leaf-blades entire, fleshy. 1. C. microphyllus. 

 Leaf-blades toothed, membranous or nearly so. 



A low decumbent shrub : leaves 5-10 mm. long, persistent. 2. C. serpyllifolius. 

 Erect shrubs : leaves deciduous. 



Leaves 1-3 cm. long : calyx about 3 mm. wide. 3. C. intermcdius. 



Leaves 3-10 cm. long : calyx about 4 mm. wide. 4. C. americanus. 



