LOGANIA FAMILY. 605 
1. Gelsemium sempé€rvirens (L,.) Ait.f. 
Yellow Jessamine. Carolina 
Jasmine. (Fig. 2847.) 
Bignonia sempervirens 1. Sp. Pl. 623. 1753- 
G.nitidum Michx. Fl. Bor, Am. I: 120, 1803. 
G. sempervirens Ait. f. Hort. Kew. 2:64. 1811. 
Stem slender, climbing or trailing, sometimes 
20° long. Leaves lanceolate, oblong-lanceolate 
or ovyate-lanceolate, entire, short-petioled, per- 
sistent, evergreen, 114/-3’ long, 5/’-12’’ wide; 
cymes 1-6-flowered; pedicels short; bractlets 
several, dry, oblong or lanceolate, 1//-2’ long; 
flowers dimorphous; sepals oblong, obtuse; 
corolla bright yellow, 1/-1%4’ long; stigmas in 
one form short and anthers exserted, in the 
other form longer and anthers included; capsule 
flat, channeled on both sides, 4/’-7’’ long, 
cuspidate; seeds very flat, broadly winged at 
the summit. 
In woods and thickets, eastern Virginia to Flor- 
ida, Texas, Mexico and Guatemala, mostly near 
the coast. March-Oct. Called also Carolina Wild 
Woodbine, and Evening Trumpet-flower. 
= 
2. SPIGELIA L,. Sp. Pl. 149. 1753. 
Herbs, with opposite membranous entire pinnately veined leaves, small stipules, or the 
leaf-bases connected by a stipular line, and red yellow or purple flowers in scorpioid cymes 
or unilateral spikes, or terminal and in the forks of the branches. Calyx deeply 5-parted. 
Corolla 5-lobed, the lobes valvate, the tube finely 15-nerved. Stamens 5, inserted on the 
corolla-tube; anthers 2-lobed at the base. Ovules numerous, on peltate placentae; style 
filiform, jointed near the middle, papillose above; stigma obtuse. Capsule didymous, 2- 
celled, somewhat flattened contrary to the dissepiment, circumscissile above the persistent 
base, the 2 carpels becoming 2-valved. Seeds peltate, not winged. [Named for Adrian 
von der Spigel, 1558-1625, physician. ] 
About 35 species, all American. Besides the following, 4 others occur in the southern States. 
1. Spigelia Marylandica lL, Indian or 
Carolina Pink. (Fig. 2848.) 
Lonicera Marylandica J,. Sp. Pl. 175. 1753. 
Spigelia Marylandica I,. Syst. Ed. 12, 734. 1767. 
Perennial, stem 4-angled, glabrous or very nearly 
so, simple, or branched at the base, erect, 1°-2° 
high. Leaves sessile, ovate, or ovate-lanceolate, 
acute or acuminate at the apex, rounded or nar- 
rowed at the base, 2-4’ long, 14’-2’ wide, sparingly 
pubescent on the veins beneath; flowers in a soli- 
tary (rarely 2-3) terminal 1-sided peduncled spike; 
corolla scarlet outside, yellow within, 1/-2’ long, 
narrowed below, its lobes lanceolate, about 3/’ 
long; calyx-segments subulate, as long as the co- 
rolla-lobes or shorter; style jointed below the 
middle, exserted or included. 
In woods, New Jersey (according to A. Gray) to 
Wisconsin, south to Florida and Texas. May-July. 
Called also Pink-root and Worm-grass. 
4 
3. CYNOCTONUM J. G. Gmel. Syst. 2: 443. 1791. 
[Mrrreo.a R. Br. Prodr. Fl. Nov. Holl. 1: 450. 1810.] 
Herbs, our species annual, with opposite entire membranous leaves, and minute stipules, 
or the leaf-bases connected by a stipular line. Flowers small, whitish, in one-sided spikes 
forming terminal or axillary cymes. Calyx 5-parted. Corolla urn-shaped, 5-lobed, the 
lobes valvate in the bud. Stamens 5, included; filaments short; anthers cordate. Ovules 
numerous, on peltate placentae; style short, 2-divided below, united above by the common 
stigma, the divisions becoming separate. Capsule 2-lobed at the summit; carpels divaricate, 
dehiscent along the inner side. Seeds numerous, small, tuberculate. [Greek, dog-killing. ] 
About 5 species, natives of warm and tropical regions. 
