RUBIACEAE 1111 
arising from the septa. Berry usually 2-celled. Seeds free or in a pulp. Testa thin. 
Endosperm horny. 
1. Randia aculeàta L. A branching shrub, 1-3 m. tall, often spiny, the foliage 
glabrous or nearly so. Leaves often clustered ; blades spatulate, obovate elliptic, oval or 
some suborbicular, 1.5-5 cm. long, often somewhat revolute, narrowed into short petioles : 
flowers short-pedicelled : sepals triangular or ovate, longer than the hypanthium : corolla 
white, 6-8 mm. long; lobes oblong, shorter than the tube: berries subglobose or oval, 8- 
10 mm. long. 
In sand, coast and Keys of Florida. Also in the West Indies. 
8. CATESBAEA L. 
Glabrous spinescent evergreen shrubs. Stem and branches terete. Leaves oppo- 
site, often crowded, with small deciduous interpetiolar stipules. Flowers solitary in the 
axils, short-pedicelled. Hypanthium oblong or campanulate, terete or 4-angled. Sepals 
4, very narrow, persistent. Corolla white, campanulate or infundibuliform, glabrous 
in the throat: lobes 4, short, valvate. Stamens 4, adnate to the base of the corolla: 
anthers narrow, sometimes appendaged. Disk annular. Ovary 2-celled: stigma 2-lobed. 
Ovules usually numerous, pendulous or nearly horizontal, in 2-many rows. Berry leath- 
ery-fleshy, 2-celled. Seeds flattened and angled. Testa nearly leathery, granular. Endo- 
sperm fleshy. : 
l. Catesbaea parvifldra Sw. A branching shrub 1-3 m. tall, armed with simple 
spines, the foliage bright green, glabrous. Leaves numerous, clustered ; blades leathery, 
suborbicular, obovate or spatulate, 5-15 mm. long, obtuse, more or less revolute, lustrous 
above, short-petioled or nearly sessile: sepals triangular to triangular-lanceolate, 1-1.5 
mm. long: corolla white, 6-8 mm. long: berries subglobose, 6-8 mm. long, blue or black. 
In sand, Keys of Florida. Also in the West Indies. 
9. HAMELIA Jacq. 
Shrubs, with terete branches. Leaves opposite or whorled : blades membranous: stipules 
interpetiolar, deciduous. Flowers perfect, in terminal dichotomous cymes, secund on the 
branches. Hypanthium turbinate or obovoid. Sepals 5, erect. Corolla red or yellow, 
tubular or nearly campanulate: tube constricted at the base, 5-ribbed, glabrous in the 
throat: lobes 5, imbricated. Stamens 5, adnate to the base of the corolla-tube: anthers 
narrow, the connective prolonged. Disk cushion-like. Ovary 5-celled : stigma fusiform. 
Ovules numerous in each cavity, inserted in the placentae in the axis of the ovary. 
Berry small, each crowned with the disk, 5-lobed, 5-celled. Seeds numerous, minute. 
Testa membranous, reticulated. Endosperm fleshy. 
1. Hamelia pàtens Jacq. A branching shrub 2-3 m. tall, the foliage minutely 
pubescent or glabrate : leaves opposite or in whorls of 3; blades elliptic, oblong or ellip- 
tic-ovate, 8-15 cm. long, acute or acuminate at the ends; petioles 1-4 cm. long: peduncles 
as long as the petioles or longer: hypanthium sessile, about 3 mm. long during anthesis, 
turbinate : sepals triangular, shorter than the tube : corolla crimson, 1.5-2 cm. long ; tube 
narrowly cylindrie ; lobes triangular or lanceolate, 2-3 mm. long: berries oval or ovoid, 
5-7 mm. long, black. 
In sand, peninsular Florida and the Keys. Also in the West Indies and Brazil. 
10. CEPHALANTHUS I. 
Shrubs or small trees, with terete or 4-angled branches. Leaves opposite or rarely 
whorled: blades entire. Flowers perfect, in axillary or terminal, solitary or panicled 
heads. Hypanthium enlarged upward. Sepals usually 4, accompanied by bristle-like 
or chaffy bractlets. Corolla white or yellowish, tubular-funnelform, glabrous or pilose 
in the throat: lobes 4, imbricated. Stamens 4, adnate up to the throat of the corolla: 
anthers bicuspidate. Disk minute. Ovary 2-celled : styles elongated, filiform. Ovules 
solitary, pendulous, anatropous. Fruit dry, broadened upward, of 2-4 nut-like bodies. 
Seeds elongated, with white arils. "Testa membranous, sometimes produced into a narrow 
wing. Endosperm somewhat cartilaginous. BuTTON-BUSH. 
