DICOTYLEDONS. , 191 



with a purple throat, 2-3 in. wide, lobes pointed; capsule globose, 

 2-3-seeded, the seeds woolly on the angles. May-September. On 

 dry or damp sandy soil. 



2. I. TAMXiFOLiA L. Blue Bixdweed. Annual; stem at first 

 stout and erect, becoming slender and twining above, hirsute, 1-6 

 ft. long; leaves cordate or ovate, acuminate, long-petioled, hairy; 

 peduncles longer than the petioles; flowers in crowded capitate 

 cymes; bracts numerous, longer than the flowers; sepals subulate, 

 bristly, as long as the corolla; corolla bright blue, i in. wide; fruit 

 a depressed, slightly 4-angled capsule, seeds rough. May-Septem- 

 ber. Common in cultivated ground. 



3. I. PUKPiKEA (L.) Roth. MoRNixG-GLORY. Annual; stem 

 twining high, pubescent with reflexed hairs ; leaves cordate, entire, 

 pubescent, long-petioled ; peduncles becoming elongated, 2-5 in. long, 

 1-5-flowered; pedicels twice the length of the calyx, reflexed in fruit ; 

 sepals lanceolate, pubescent; coroll.a 2 in. or more in length, white, 

 blue, red or variegated, closing in sunshine; ovary 3-celled; cap- 

 sule globose, shorter than the sepals. May-October. Common in 

 cultivation. 



4. I. SAGiTTATA Cav. jNIarsii jNIornixg-glory. Perennial, 

 from thick, fibrous roots; stem trailing, smooth, somewhat fleshy, 

 3-6 ft. long ; leaves narrowly sagittate, basal lobes elongated, lanceo- 

 late or linear, smooth; peduncles shorter than the leaves, enlarged 

 above, 1-3-flowered, bracts small; sepals oval, purple at the apex; 

 corolla pink-purple, 2.^-3 in. long; capsule ovoid, pointed, longer 

 than the sepals, seeds silky on the angles. June-September. On 

 damp soil, very comnion near the coast. 



V. CONVOLVULUS. 



Perennial herbs ; stem twining, trailing or erect ; leaves 

 oval to cordate or sagittate, petioled; peduncles axillary, 

 l-few-flowered ; flowers often with 2 large bracts at the 

 base ; sepals 5, the 2 outer ones longer ; corolla bell-shaped, 

 5-lobed or 5-angled ; stamens included ; style filiform, stigmas 

 2, oblong or linear; fruit a globose, 1-4-celled, 1-4-seeded 

 capsule, seeds smooth. 



('. sKi'H'M !.. I)iNi)WEED. Stem smooth, slender, twining or 

 trailing, 3 !(► ft. long; leaves broadly sagittate or hastate, acute, 

 the bjisal lobes spieading, obli(pu'ly truncate or angled, dentate or 

 entire; petioles 1-2 in. long; ])eduncles 4-angled, longer than the 

 petioles, l-flo\vered; bracts cordate-ovate, keeled on the back; sepals 

 acute; corolla white or ])ink, H-2 in. long. frune-Se])tember. 

 Comnion in cultivated fields. 



