N. ORD.—LOGANIACE:. 130 
GENUS.—GELSEMIUM,* JUSS. 
SEX. SYST.—PENTANDRIA DIGYNIA. 
GELSEMIUM.' 
YELLOW JESSAMINE. 
SYN.—GELSEMIUM SEMPERVIRENS, AIT.; GELSEMIUM LUCIDUM, POIR. ; 
GELSEMIUM NITIDUM, MICHX.; GELSEMIUM SEU JASMINUM LOT. 
ODOR. ETC., CATESBY ; BIGNONIA SEMPERVIRENS, LINN.; ANONY- 
MOS SEMPERVIRENS, WALT; LISIANTHUS SEMPERVIRENS, MILL. 
COM. NAMES.—_YELLOW JESSAMINE OR JASMINE, FALSE JASMINE, 
WILD JESSAMINE, WOODBINE;} (FR.) JASMIN JAUNE; (GER.) GEL- 
BER JASMIN. 
A TINCTURE OF THE FRESH ROOT OF GELSEMIUM SEMPERVIRENS, AIT. 
Description.—This beautiful, evergreen, woody, twining plant, often attains 
great heights, its growth depending somewhat upon its chosen support. Loot 
long, ligneous, varying from nearly two inches in diameter to a few lines ; root- 
bark of a cinnamon-brown color, and about two lines in thickness; wood light- 
yellow. Stems branching, at first with a more or less smooth, light slate-colored 
bark, then smooth and purplish. eaves opposite, persistent, on short petioles ; 
shining, lanceolate or ovate-lanceolate, bright green above and pale beneath ; 
stipules inconspicuous. /nflorescence small axillary clusters ; flowers sweet scented, 
on scaly bracted pedicels. Calyx small ; odes 5, imbricated, nearly distinct, ovate 
and acute. Corolla large, from 1 to 1% inches long, open funnel-form ; /odes 5, 
nearly equal, rounded and imbricated. Stamens 5, inserted on the base of the 
corolla-tube ; filaments equal; anthers long, sagittate, adnate, and extrorse. 
Ovary elliptical, smooth, compressed, 2-celled ; ovules several in each cell, ascend- 
ing; style long and slender ; stigmas 2, each bifurcated, the lobes linear and equal. 
Fruit an ovoid oblong, beaked, pendent capsule ; perzcarp papyraceous, splitting 
septicidally into two scaphoid valves. Seeds many, imbricated, light-brown, sur- 
rounded by a thin, flat, membranous border, which is prolonged at one extremity 
into a slightly wrinkled wing. 
Loganiacesw.—This order is composed of herbs, shrubs, or trees, and forms 
a connective between the orders Gentianacee, Apocynacea, Scrophulariacee, and 
Rubiacee. Its distinguishing characteristics are: Leaves opposite and entire ; 
stipules present or represented by a stipular line. /Vowers regular and perfect, 4-_ 
5-merous and androus. Ovary free from the calyx. ~~ 
The Loganiacee of our Materia Medica are: Ignatia (Strychnos [gnatt, — 
* Gelsemino, the Italian for Jessamine. —— f Not Gelsemimum, 
t The only woodbine in this country is Lonicera grata, Ait. (Caprifoliacez). 
