ALLIONIACEAE | 487 
FaAwxinLY 9. ALLIONIACEAE — Fovn-o'cLockx FAMILY 
Herbs with diehotomous stems or shrubs or trees. Leaves opposite: 
blades entire or nearly so. Flowers mostly perfect, 1 or more in an invo- 
luere. Calyx of several united sepals, usually corolloid, deciduous above 
the ovary. Corolla wanting. Androecium of 1—many stamens, borne be- 
ut 
25 genera and 350 species, most abundant in America.—The plants are 
easily grown, and some with showy flowers are widely cultivated. 
Flower, or flower-head, subtended by an involuere: fruit not clavate or obpyramidal. 
Bracts of the involucre distinct: stamens 10-18: fruit sub- 
terranean 1. OKENIA, 
Bracts of the eee united: stamens 3-6: fruit not sub- 
terran 
Calyx lon an fruit obtusely- or obscurely-angled : 
involucre unchanged in fruit. 2. MIRABILIS. 
Ert open e or Short-funnel form: fruit grooved: 
uere accrescent. 3. ALLIONIA. 
Flower aet RD nded by an involucre; fruit obbyramidal or 
clavate obovoid. 4, BOERHAAVIA. 
. OKENIA Schlecht. & Cham. Annual oo herbs. Leaves oppo- 
site: blades inequilateral. Flowers solitary the 3-bracted involucres. 
Calyx short-funnelform, the lobes emargi- 
nate. ns 1l ite 
the base. Fruit somewhat elongate, bent, 
l-striate and transversely wrinkled, BUDE: 
ranean.—One species. 
1. ypogaea Schlecht. & Cham. Stem 
and branches dd iu densely viscid-pubes- 
cent, 2-11 dm. long: upon fleshy, 
ovate to elliptic- bl. 2.5—4 em. long, ob- 
tuse at the apex, truneate or pa ae at the 
base, stout-petioled: calyx of the cons ide 
ous infertile flowers deep-violet or rose-pur 
ple, 3—4 cm. wide on young plants, 6-8 em 
ow 
ers inconspicuous: das e ene or oval, 4-2 em. long.—Coastal dunes and 
hammocks, S Fla.—(Mez.)—All y 
2. MIRABILIS L. Perennial herbs. Leaves opposite. Pove typi- 
cally 1 in an involucre. Calyx salverform, the limb large. Stamens 3-6; 
filaments united at the base. Fruit of an = 
ovoid type, constricted near the base.— 
About 25 species natives of America. 
1. M. Jalapa L. Plants pide. except 
the young parts: leaf-blades ovate, 
to purple, yellow, pink, or white and vari- 
ously variegated: fruit broadly ovoid.— 
(Four-0’CLOCK. MARVEL-OF-PERU.)—Waste 
ra cult, E and Dx S Fla. 
Nat n DE Ls 
[ l yea SA favorite are “fashioned 
garden iur Een: eseaped. 
