342 CONVOLVULACEÆ. (CONVOLVULUS FAMILY.) 
3. PHARBITIS, Chois. Monxixc-Gronx. 
Sepals 5. Corolla bell-shaped or funnel-shaped, 5-plaited. Stamens dilated 
at the base, included. Style simple: stigma globose. Capsule 3 -4-celled, 3- — 
4-valved, 6 — 8-seeded. — Twining herbs, with petioled cordate entire or lobed . 
leaves, and single or cymose blue or purple flowers, on axillary bracted pe- 
duncles. 
1. P. hispida, Chois. Annual; stem glandular-roughened and hairy; 
leaves entire, round-cordate, acuminate ; peduncles mostly longer than the leaves, - 
3-5-flowered ; sepals ovate-lanceolate, acute, mostly hairy ; corolla showy, blue, 
purple, or variegated. (Convolvulus purpureus, L.)— Around dwellings. In- 
troduced. June- Sept. : 
2. P. Nil, Chois. Annual, hairy ; leaves membranaceous, broadly cordate, 
3-lobed, the lobes acuminate; peduncles shorter than the leaves, 2—3-flowered; - 
sepals densely hispid, ending in a long subulate point; bracts linear; corolla 
purple. (Convolvulus Nil, Z.) — Cultivated ground, Florida, and northward. 
July - Sept. — Corolla 1}! long, 3 
4. IPOMŒA, L. Morninc-Grory. 
Sepals 5. Corolla bell-shaped or funnel-shaped, 5-plaited. Stamens dilated 
at the base, included (except No. 8). Ovary 2-celled, rarely imperfectly 4-celled. 
Style simple : stigma capitate, 2-lobed. Capsule 2-celled, 2 — 4-valved, 4-sceded, i 
or, by abortion, 1 - 3-seeded. Seeds smooth or hairy. — Twining or trailing 
rarely erect herbs, with cordate or sagittate entire or variously lobed leaves, and | 
showy white or purple flowers on axillary peduncles. 
^. Flowers crowded in a leafy-bracted capitate cyme : corolla small, bell-shaped. 
1. I. tamnifolia, L. Hairy; stem erect or twining ; leaves cordate-ovate, 
acuminate, somewhat plicate with impressed parallel veins ; peduncles longer than 
the petioles ; lower bracts longer than the many-flowered heads ; sepals subulate, 
bristly, nearly, as long as the blue corolla; stigmas distinct; capsule depressed, 
somewhat 4-sided. — Cultivated ground, Florida to South Carolina, and west- 
ward. July- Oct. @—Stem 1°-4° long. Corolla }/ long. 
* * Flowers solitary, or few in an open cyme. 
+ Corolla bell-shaped : leaves orbicular : stems prostrate. 
2. I. Pes-Capree, Sweet. Smooth and fleshy ; stem prostrate ; leaves | 
petioled, orbieular, or slightly notched at the apex, parallel-veined ; peduncles — 
1-3-flowered, the ovate bracts minute; sepals oval or oblong, obtuse, muc — 
nate; tube of the corolla very short. (I. orbicularis, Ell.) — Drifting $9! 
along the coast, Florida and Georgia. Aug.—Oct. )}— Leaves 2! long. 
rolla 2! long, purple. ; 
Mp Corolla (mostly small) bell-shaped: capsule hairy: seeds. smooth or nearly 80: : 
~ stems slender, twining : leaves petioled, cordate, entire or S-lobed: stamens 
angled or 3-lobed, the lateral lobes acute or some" 
