CONVOLYULACEA. (CONVOLVULUS FAMILY.) 345 
on the back; sepals acute; corolla white or rose-color. (Convolvulus sepium, 
L.) — Varies with the stem and shorter peduncles pubescent; leaves smaller 
and narrower. (C. Catesbeiana, Ph.?)— Rich soil, Florida (the var.), and 
northward, Aug. and Sept. )|— Leaves 2/-4/ long. Corolla 1j! - 2! long. 
Stigmas oblong-ovate. Stamens dilated and flattened below. 
2. C. spithameea, Pursh. Pubescent; stem erect, rarely twining at the 
summit ; leaves ovate or oblong-ovate, cordate, the upper ones acute ; peduncles 
longer than the leaves, terete; bracts ovate-lanceolate ; corolla white. — Dry 
soil, Florida, and northward. May-Sept 1} —Stem 19-29 high. Leaves 
l'-2'long. Corolla 13'- 2! long. 
3. C. paradoxa, Pursh. Stem prostrate, tomentose; leaves oblong, 
cordate-sagittate, acute; peduncles longer than the leaf; bracts remote from 
the flower, linear; sepals naked, smooth, acuminate ; corolla large, white. — 
In Carolina or Virginia, Pursh. (*) va 
7. EVOLVULUS, L. 
Sepals 5. Corolla bellshaped or somewhat wheel-shaped, mostly hairy. 
Stamens included. Styles 2, distinct, 2-cleft or 2-parted: stigma obtuse. 
. Capsule 2-celled, 4-seeded.— Small perennial herbs, with chiefly silky or hairy 
Prostrate stems, entire leaves, and small flowers on axillary peduncles. Cap- 
* Common peduncle very short or none; the pedicels shorter than the leaves. 
1. E. sericeus, Swartz. Silky with appressed hairs throughout, except 
the upper surface of the leaves ; stem dividing at the base into numerous pros- 
trate or ascending simple filiform branches ; leaves sessile, linear or linear-lan- 
ceolate, acute at each end, erect ; peduncle almost wanting, 1-flowered, rarely 
TR long and 2 -3-flowered ; sepals ovate-lanceolate, acuminate, J as long as 
«the white wheel-shaped corolla.— Varies with shorter (4' - 6€' long) and more rigid 
stems, and oblong or elliptical and obtuse leaves. — Damp soil, Florida, Georgia, 
and westward. June- Oct.— Stems 6'-12' long. Leaves 6-9! long. Co- 
Tolla 4! — 5" in diameter. 
s * * Peduncles longer than the leaves. ets 
?. E. glabriusculus, Chois. Stem creeping, simple, sprinkled with ap- 
Pressed hairs ; leaves rigid, elliptical-obovate, mucronate, nearly sessile, smooth — 
above, pubescent on the veins beneath ; peduncles bristle-like, rather longer than ~ 
- the leaves, 1 - 3-flowered ; sepals ovate-lanceolate, acute, hairy, as long as the 
Pedicel ; corolla very small. — South Florida. — Stem 1° long. Leaves 4"! - 6" 
long. Corolla 2" wide. kx 
3. E. diffusus, n.sp. Silky with long spreading hairs; stems very nu- 
merous, filiform, diffuse; leaves obovate or oblong, mucronate, short-petioled; — te 
Peduncles bristle-like, often by pairs, 3-4 times as long as the leaves, 15$ wt 
5 styles parted nearly to the base. — South Florida, — 
