I 



LOGANIACE^:. (lOGAXIA FAMILY.) 345 



4- -t- Crown thinner, t/ie border lobed or toothed ; leaves as in the precedinij. 



5. G. Sh6rtii, Gray. Rcsembloa n. 3, but larger-leaved ; corolla ohlong- 

 conical in bud, dark crimson-purple, its lobes ligulate (fully 6" long); crown 

 about lO-toothed, the alternate teeth thinner, narrower and /onf/er, either emarginate 

 or 2-parted. — Along the mountains, E. Ky. (Short) to N. W, Ga. {Chapman). 



6. G. Carolin6nsis, R. Br. Flower-bud oblong; corolla brownish- 

 purple; its lobes oblong or linear-oblong (4-5" long) ; crown undulate! y and 

 venj obtusehj b-lobed and with a longer bijid subulate process in each sinus. — 

 From Va. to La., extending north to Ark. and central Mo. 



Order ()8. LOGANIACEiE. (Logama Family.) 



Herbs, shruh, or trees:, with opposite and entire leaves, and stipules or a 

 stipular membrane or line hetiveen them, and with regular 4 - b-merous 4-5- 

 androus perfect Jlowers, the ovary free from the calyx ; a connecting group 

 between Gentianaccie, Apocynaceae, Scrophulariacete (from all which they 

 are known by their stipules) and Kubiacejr, from which they differ in 

 their free ovary ; our representatives of the family are ail most related 

 to the Rubiaceie, to which, indeed, they have been appended. 



* Woody twiners ; leaves evergreen; stigmas 4. 



1. Gelseniiutn. Corolla large, the 5 lobes imbricated in the biul. Style slender. 



♦ » Herbs ; stigma siugle, entire or 2-lobed. 



2. Polypremum. Corolla 4-lobed, not longer than the calyx, imbricated in the bud. 



3. Spigelia. Corolla 5-lobed, valvate in the bud. Style single, jointed in the middle. 



4. Mitreola. Corolla 5-lobed, valvate in the bud. Styles 2, short, converging, united at 



the summit, and with a common stigma. 



1. GELSEMIUM, Juss. Yellow (False) Jessamine. 



Calyx 5-parted. Corolla open-funnel-form, .5-lobed ; the lobes imbricated in 

 tlie bud. Stamens 5, with oldong sagittate anthers. Style long and slender; 

 stigmas 2, each 2-parted, the divisions linear. Capsule elliptical, flattened con- 

 trary to the narrow partition, 2-celled, septicidally 2-valved. Seeds many or 

 several, winged. Embryo straight, in fleshy albumen ; the ovate flat cotyle- 

 dons nuTch shorter than the slender radicle. — Smooth and twining shrubby 

 plants with ovate or lanceolate leaves, minute deciduous stipules, and showy 

 yellow flowers, of two sorts as to relative length of stamens and style. ( Gelso- 

 mino, tlie Italian name of the Jessamine.) 



1. G. sempdrvirens, Ait. (Yellow Jessamine of the South.) Stem 

 climbing high; leaves .sjiort-petioled, shining, nearly persistent; flowers in 

 short axillary clusters ; pedicels scaly -bracted ; flowers very fragrant (the bright 

 yellow corolla 1 - H' long); capsule flat, pointed. — Low grounds, E. Va. to 

 Fla. and Tex. March, April. 



2. POLYPREMUM, L. 



Calyx 4-parted ; the divisions awl-shaped from a broad scarious-margined 

 base. Corolla not longer than the calyx, almost wheel-shaped, bearded in the 

 throat; the 4 lobes imbricated in the bud. Stamens 4, very short; anthers 

 globular. Style 1, very short; stigma ovoid, entire. Capsule ovoid, a little 



