300 HYDROPHYLLACEAE. [ Aselepias. 
1. ASCLEPIAS, 
Corolla rotate, 5-lobed, the lobes valvate in the bud, at first spreading, 
then reflexed. A corona of 5 scales attached to the top of the staminal 
column, the pies hood-shaped, each with a horizontal horn-shaped 
process projecting from the base toward the stigma and curved over it. 
ollen-masses pen ee affixed in pairs by their attenuate ends (one 
half of each pair furnished by a pollinarium of contiguous anthers). 
Stigma flat. Seeds Site: — Herbs with supa. or whorled, rarely 
—— gets Umbels terminal and interpetiolar. 
A gen y species, all, excepting two which are African, from the American 
Lor ona se chiefly hia its northern half. 
71, A. curassavica, L. — DOC. Prod. VIIT, 566. — An erect perennial, 
2—3 ft. high. Leaves opposite, lanceolate, acute, 3—4‘ long, narrowed 
into a short petiole, glabrou mbels many-flowered on peduncles of 2’, 
the pedicels 6—8”. Calyx 1—2". Corolla 1/2‘ in diameter, orange-red, 
ith acute lobes. Staminal corona light yellow, the hood-shaped scales 
ovate, 2 than the inner curved horns. Follicles smooth, 2—3‘ long, 
acuminate and narrowed to a stalk at the base. — Griseb. Fl. W. Ind. 
etait ete A as ngk. p. 225. 
A common way-side weed, generally called Wild Ipecac, of early introduction. Ms native 
of is and the W. Indies, but now spread over many other tropical region 
Orpver LVI. HYDROPHYLLACEAE. 
Calyx 5-cleft, persistent. Corolla 5-lobed, the lobes imbricate in the 
d. Stamens inserted in the tube and alternate with the lobes of the 
corolla; anthers versatile, opening inside. Ovary superior, 1-celled with 
2 parietal placentas, or more or r less completely 2- celled, the placentas 
capitate stigmas. Fruit a 2-valved capsule. Seeds generally tuberculate 
or rugose. Embryo small, axile in copious albumen. — Herbaceous ° 
suffrutescent plants with alternate — = without stipules, generally 
hispid or viscous. Flowers generally ne-sided scorpioid branches of 
a dichotomous cyme, or single, sia ne lateral. 
A small Order of mostly American plants 
1. NAMA, L. 
Corolla funnel-shaped. Stamens included, unequal, the anthers ovate, 
with broad dehiscence. Styles 2, distinct to the base, with capitate 
? "¢. th 
valves breaking away from the 
first meeting at the axis, at length free. — Low herbs, dichotomous usly 
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