3. Ipomoea Trichocarpa Ell. Small-Flowered Pink Morning-Glory

Fig. 3432

Convolvulus carolinus L. Sp. Pl. 154. 1753.

Ipomoea trichocarpa Ell. Bot. S. C. & Ga. 1: 258. 1817.

Ipomoea commutata R. & S. Syst. 4: 228. 1819.

Ipomoea Carolina Pursh, Fl. Am. Sept. 145. 1814. Not L. 1753- Similar in habit to the preceding species, but the leaves usually more lobed; peduncles often longer than the leaves, 1-3-flowered; sepals lanceolate or oblong-lanceolate, acuminate, pubescent or ciliate; corolla 1'-1 1/2' long, pink or purple; capsule glabrous or pubescent.

Kansas to Texas, east to South Carolina and Florida.

4. Ipomoea Leptophylla Torr. Bush Morning-Glory

Fig. 3433

Ipomoea leptophylla Torr. in Frem. Rep. 95. 1845.

Perennial from an enormous root, which sometimes weighs 25 lbs., glabrous throughout; stems erect, ascending or reclining, rather stout, 2°-4° long, much branched. Leaves narrowly linear, entire, acute, 2'-5' long, 1"-3" wide; petioles very short; peduncles stout, nearly erect, usually shorter than the leaves, 1-4-flowercd; pedicels shorter than the peduncles; sepals broadly ovate, obtuse, 3"-4" long, or the outer shorter; corolla funnelform, purple or pink, about 3' long, the limb scarcely lobed; capsule ovoid, acute, 8"-12" long, 2-celled, much longer than the sepals; seeds pubescent.

In dry soil, South Dakota to Nebraska, Wyoming, Texas and New Mexico. Man-root. May-July.

5. Ipomoea Purpurea (L.) Lam. Morning-Glory

Fig. 3434

Convolvulus purpureus L. Sp. Pl. Ed. 2, 219. 1762. Ipomoea purpurea Lam. Tabl. Encycl. 1: 466. 1791. Pharbitis purpurea Voigt. Hort. Sub. Calcutta 354. 1845.

Annual, pubescent; stem retrorsely hairy, twining or trailing, 4°-10° long. Leaves broadly ovate, deeply cordate, acute or acuminate, 2'-4' wide, slender-petioled; peduncles slender, 1-5-flowered, often longer than the petioles; sepals lanceolate or oblong, acute, pubescent or hirsute near the base, 6"- 8" long; corolla funnel form, blue, purple, pink, variegated or white, 2'-2 1/2' long; ovary 3-celled (rarely 2-celled); stigmas 3 (rarely 2); capsule depressed-globose, about 5" in diameter, shorter than the sepals.

In waste places, commonly escaped from gardens, Nova Scotia to Florida, west to Ontario, Nebraska and Texas. There is a double-flowered form in cultivation. Adventive or naturalized from tropical America. Ropewind. July-Oct.

6. Ipomoea Hederacea Jacq. Ivy-Leaved Morning-Glory

Fig. 3435

Ipomoea hederacea Jacq. Icon. Rar. pl. 36. 1781. Pharbitis hederacea Choisy, Mem. Soc. Gen. 6: 440.

1833.

Annual, pubescent; stem twining or climbing to a height of 2°-5°, slender, retrorsely hairy. Leaves ovate-orbicular in outline, long-petioled, deeply 3-lobed, cordate at the base, 2'-5' long, the lobes ovate, acuminate, entire, or the lateral ones sometimes repand or dentate; peduncles 1-3-flowered, much shorter than the petioles; flowers opening in early morning, soon closing; sepals lanceolate with long linear often recurved tips, densely hirsute below, sparingly so above, 8"-12" long; corolla funnel-form, the tube usually nearly white, the limb light blue or purple, l'- 1 1/2" long; ovary 3-celled; stigmas 3; capsule depressed-globose, 3-valved, about as long as the lanceolate portion of the sepals.

In fields and waste places, Maine to Florida, Pennsylvania, Nebraska and Mexico. Naturalized or adventive from tropical America. July-Oct.