Ipom<ea coccinea, Linn7,~var. HEDERiFOLiA, Gray. At San Luis 
Potosi (622 Schaffner) ; 625 Parry & Palmer. 
Ipomcea versicolor, Meissn. At Stan Luis Potosi (111 Schaff- 
ner), and Guanajuato (Duges), where it/is known as “ Palmira.” 
Ipomcea Ll a ve ana, Meissn. At uuanajuato (Duges) ; “Trom- 
petilla.” j 
Ipomcea Schaffneri. Annual, twining, 3 to 5 feet high, sparingly 
pubescent with short strigose hairs : leaves thick, round-cordate, with 
rounded or slightly angled approximate basal auricles, acute, coarsely 
sinuate- toothed, 1 or 2 inches in diameter, exceeding the petioles : 
pedicels shorter than the leaves, 1-flowered : calyx-lobes hispid, oblong- 
ovate, acute, 4 lines long ; corolla 2 inches long, rose-color and white, 
funnelform with a rather broad tube, the stamens and style two-thirds 
as long: capsule depressed-globose to ovate, 4'ilines long, 3-celled. — 
In sandy places about San Luis Potosi (621 Schaffner) ; peculiar in 
its round-cordate sinuately toothed le ires. 
Ipomcea ? In sandy places about San Luis Potosi (620 
Schaffner) ; not identified. A slender twining annual, 2 feet high, 
glabrous or slightly puberulent: leaves 9 to 18 lines long, broad-cor- 
date to narrowly lanceolate, acumii ate, often obscurely sinuate, the 
short basal lobes rounded or angled peduncles about equalling the 
petioles and shorter than the leaves , 1-2-flowered : sepals lanceolate 
becoming oblong-ovate and obtuse or acute, 2 lines long; corolla 9 
lines long, narrowly funnelform, purole above: capsule broadly ovate, 
3 lines long, 2-celled. 
Convolvulus incanus, Yahl. At Monterey, Nuevo Leon (911), 
and about San Luis Potosi (618 Schaffner) ; -629 Parry & Palmer. 
Evolvulus discolor, Benth. At Lerios in the high mountains 
east of Saltillo, Coahuila (912). Scarcely more than a very villous 
form of the next. 
Evolvulus sericeus, Swartz. 1 At Sutherland Springs, Texans 
(913, 914), and near San Luis Potofei (61 5 b Schaffner) ; 628J Parry 
& Palmer. ) 
H S7o 
8 9 10 Missoui 
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