1076 ASCLEPIADACEAE 
pubescent without, reticulate: decis. pion fusiform, about m. long, 
ered with fleshy spines: seeds nearly l c ong. ds Po D 
Vail]—Hillsides and thickets, Coastal Plain, Ala.—Sum.—fall. 
18. VINCETOXICUM Walt) Stout twining, usually pubescent vines. 
Leaves with broad cordate blades. Cymes usually peduncled. Caiyx-lobes 5, 
usually glabrous, longer than the corolla-tube. Corolla rotate, glabrous or 
puberulent within: lobes relatively narrow. Crown a fleshy disk at the base 
of the gynostegium, 5-lobed, with an obscure rib dividing a lobe, thus mak- 
it appear 10-lobed. Follicles unarmed, wing-ridged toward the apex, 
glabrous.—Several species, mainly North American.—ANGLE-PODS. —Spr.-sum, 
Corolla-lobes glabrous within, more than twice as long as the 
calvx-lobes . V. gonocarpos. 
Corn loben "pubescent within, twice as long as the calyx-lobes 
or les 2. V. suberosum. 
V. gonocarpos ls Pd indi: broadly ovate to ovate-elliptic, 7-18 ec 
long, the basal sinus som road or with the lobes ee petiole 
pubescent: xci 10s peso conic: ealyx- 
lobes glabrous, n ciliate near the tip, 
2—4 mm. long: e zla greenish: lobes gla- 
brous, lance- linen 9—14 . long: follicles ( 
smooth, 8-10 e . lon ng. dC ond Dus macro- 
phytlus Mr i -banks and thickets, 
rious provinces, Ga. to Tex., Mo., and Ky. 
V. suberosum (L.) Britton. Leaf-blades 
broadly conie: calyx-lobes 3-4.5 mm. 
corolla brown-pur urple or d with a 
dark center; 1o pubeseent within, Pru 
2 6-9 mm. long: follieles i20. 10- 
long. Teens suberosus R. Br. 1 mhickets and river-banks, Coastal 
Plain, Fla. to La. and Va 
Metalepis cubensis (A. Rich.) pee of Cuba, a vine pes ovate to hastate 
leaf-blades, a single erown in the flower and ovoid, oval, obovoid melon-like 
fruits 1-2 dm. long, has been ee in Brickell Hammock, Miami, Fla. 
19. ODONTOSTEPHANA Alexander. Stout twining vines resembling 
Vincetoxicwm, the stems usually pubescent. Leaves with broad, usually large, 
cordate blades. Cymes dense, cid Calyx- P 5, Puo longer than 
the corolla-tube. Corolla rotate, pubescent witho lobes relai;vely narrow 
Crown cup-shaped, usually appearing 10-lobed, " [de lobes uud. Eee 
and toothed with the shorter lobes usually ineurved, toothed or entire, and also 
erested or appendaged on the inside, the appendage as broad as the lobe. Fol- 
licles armed with fleshy spines. [Vincetoxicum Walt. in part.]—Several species, 
American—SPINY-PODS.—Sum. or spr 
Crown appearing 10-lobed, each lobe entire or 2-toothed. 
Coro ce purple, brownish or reddish ; crown thick- T the lower lobes entire. 
aa trae aa d crown promin nently 2-toothed, markedly longer than 
the 
OE UNDE usually 10-15 mm. long, lance-linear: buds ellipsoid-ovoid to 
1. O. decipiens. 
1 TM S by Edward Johnston Alexander. 
