830 FRANGULACEAE 
OrpER RHAMNALES — RuaAMNAL ORDER 
Shrubs, trees, or vines. Leaves LL dia alternate. Flowers regular, 
sometimes imperfect or incomplete. Calyx present. Corolla present or 
wanting. Androecium of as many stamens as gu are sepals. Gynoe- 
cium of 2 or more united carpels. Ovary superior or nearly so. Fruit 
a capsule or a berry, or drupaceous. 
PR EDE petals involute or wanting: fruit capsusety DE p ike, or drupa- 
FR ANGULACEAE, 
Sepals EN or obsolete: petals valvate: fruit baccate. Fam.2. VIT 
 Fauixy 1. FRANGULACEAE — BuckTrHORN FAMILY 
Shrubs, trees, or vines. Leaf-blades T p innately veined. Flow 
ers perfect or polygamous, or sometimes pae Calyx of 4 or 5 Papals- 
Corolla of 4 or 5 petals, or wanting. An d cn of 4 or 5 stamens oppo- 
site the petals. ne of 2 or 3 united carpels. Fruit capsular, 
berry-like, or drupace sometimes separating into nutlets—About 50 
genera and 600 oe “of temperate and tropical regions 
Fruit wingles 
Fruit dr apaceous: pulpy, with a 1-4-celled stone. Tribe I. ZIZYPHEAE. 
Fruit dr ry. or berry-like, with 2-4 separate nutlets. Tribe II. RH EE 
Fruit winge Tribe III. GOUANIEA 
I. ZIZYPHEAE 
Petals wanting 
Sepals er eei 1. E RUNS 
Sepals not crested. 2. REYNOSIA 
Petals present. 
Petals hooded and clawed, broadly rounded at the apex. 3. ZIZYPHUS. 
Pe involute, sessile, obtuse or acute. 4. BERCHEMIA. 
II. RHAMNEAE 
Fruit pulpy. 
Hypanthium flattish : disk conspicuous. 9. SAGERETIA. 
UM cup-like : disk inconspicuous, lining the hypan- 
ium 6. RHAMNUS. 
Fruit dry 
Sep als inflexed : petals on slender c 7. CEANOTHUS. 
Sepals Lee petals sessile, fwolutely folded over the 
filaments 8. COLUBRINA. 
III. GOUANIEAE 
Vine with tendril-like twigs. 9. GOUANIA. 
1. KRUGIODENDRON Urban. Shrubs or trees. Leaves nearly oppo- 
te: blades entire. Flowers perfect, green. Sepals 5, crested within. Petals 
wanting. Stamens 5: filaments longer than 
the anthers. Drupe apieulate.—One species. 
1. K. ferreum (Vahl) Urban. Shrub, or 
small tree 9 m. tall, the bark ridged: leaf- 
blades ovate or T 3-6 em. long: sepals 
ate: drupe mm. 
long, black. [Rhamnidiwm ferreum dios. 
.] — (BLACK-IRONWOOD.) — Hammocks, 
lower E coast of Fla. pu ar Keys, end 
Florida Keys.—(W.. I. )—Spr.— ange- 
brown heart-wood, hard and oe x dee is 
used locally for cabinet-work. The geo- 
graphic range of this species is not as wide 
as its relative the darling-plum, for it has 
not yet been found on the lower western coast of Fla. 
