CONVOLVULACEAE. 353 



Creeping in littoral sands, North Bimini, Eleuthera, Great Guana Cay. Watling's 

 Island, Mariguana, Delectable Cay : — South Carolina to Florida, Texas, Mexico and 

 South America: Cuba to Culebra and Martinique; Jamaica (according to Grisebach). 

 Old World tropics. Beach Morning-glory, 



6. Ipomoea Carolina L. Sp. PI. 160. 1753. Not Pursh. 1814. 



Ipomoea heptaphylla Griseb. Mem. Am. Acad. II. 8: 527. 1862. 



Glabrous, slightly fleshy, climbing, sometimes 8 m. long. Petioles slender, 

 3-6 cm. long; leaves pedately 4-7-divided, the segments oblanceolate, entire, 

 3-6 cm. long, obtuse or acute at the apex, euneate at the base, slender-stalked; 

 peduncles somewhat shorter than the petioles; cymes several-flowered; pedicels 

 short and stout; sepals ovate, obtuse, about 1 cm. long; corolla tubular-cam- 

 panulate, 3.5-4.5 cm. long; capsule ovoid, 8-10 mm. long; seeds woolly. 



Pine-lands and thickets, Andros, New Providence : — Cuba. Catesby, Hist. Carol., 

 2 : pi. 91. A specimen from Andros (Bruce ^950), with foliage only, is referred to this 

 species with doubt. Pedate-leaved Morning-glory. 



7. Ipomoea dissecta (Jacq.) Pursh, Fl. Am. Sept. 145. 1814. 



Convolvulus dissectus Jacq. Obs. 2: 4. 1767. 

 Ipomoea sinuata Ortega, Hort. Matr. Dec. 84. 1798. 

 Operculina dissecta House, Bull. Torr. Club 33: 500. 1906. 



Perennial, villous-hirsute, or glabrate. Stems twining, branching; leaves 

 suborbicular, 3-10 cm. in diameter, 5-7-parted, the segments oval to oblong or 

 lanceolate, coarsely toothed or pinnatifid; petioles as long as the blades or 

 longer, villous-hirsute; sepals glabrate, oblong to oblong-oval, 1-2.5 cm. long; 

 obtuse; corolla w^hite with purple throat, its tube funnelform, 2-3 cm. long, its 

 limb 3-5 cm. broad; capsules about 1.5 cm. long; seeds smooth and glabrous. 



Climbing on walls or bushes, Andros, New Providence, Eleuthera, Cat Island 

 and Parrot Cay, Caicos Islands : — Bermuda ; Florida to Texas ; West Indies and con- 

 tinental tropical America. Noyau Vine. 



8. Ipomoea sagittata Lam. Tabl. Encyel. 1: 466. 1791. 



Perennial, glabrous. Stems twining, up to 2 m. long, or longer, branching, 

 relatively slender. Leaves 3-10 cm. long, sagittate or hastate-sagittate, the 

 lobes linear or lanceolate, the lateral about one half as long as the terminal 

 one; petioles about as long as the basal lobes; peduncles usually 1-flowered; 

 sepals glabrous, oblong to suborbicular, 6-9 mm. long, obtuse or cuspidate; 

 corolla purple, 5-6 cm. long, the tube funnelform, the limb 6-7 cm. broad; 

 capsules ovoid, 1-1.5 cm. long; seeds villous. 



Palmetto lands and wet sands, Great Bahama, New Providence : — Bermuda ; 

 North Carolina to Florida, Texas and Mexico ; Cuba. Arrow-leaved Morning-glory. 



9. Ipomoea triloba L. Sp. PL 161. 1753. 



Somewhat pubescent or glabrate; stem herbaceous, slender, 5-10 dm. long, 

 usually trailing. Leaves usually very deeply 3-5-lobed, sometimes entire, ovate, 

 2-10 cm. long, acute or acuminate at the apex, cordate at the base, the petioles 

 slender; peduncles mostly longer than the petioles, 1-few-flowered ; pedicels 

 1-2 cm. long, thickening in fruit; sepals oblong, acute or mucronate, pilose, 5-6 

 mm. long; corolla red or purple, funnelform-campanulate, about 1.5 cm. broad; 

 capsule subglobose, pilose, 2-celled, about 7 mm. in diameter; seeds glabrous. 



Waste and cultivated grounds, throughout the archipelago from Abaco and 

 Great Bahama to Andros, Grand Turk and Inagua : — Florida : West Indies ; conti- 

 nental tropical America ; tropical Asia. Creeping Morning-glory. 



