Ipomoea longifolia Benth.

국표에 없다.

Plant: perennial herb; somewhat fleshy, rhizomatous; stems trailing, decumbent or ascending 

Leaves: linear to oblong-lanceolate, entire, 10-12(-20) cm long, 2-4 cm wide, glabrous, the petioles 0.5-1.7 cm long 

INFLORESCENCE: axillary, mostly 1-flowered; peduncles 3.5-4(-11) cm long; bracts caducous 

Flowers: pedicels 2-3.5 cm long, mostly erect in fruit; sepals ovate, coriaceous, glabrous, the outer sepals 12-14(-17) mm long, 6-7 mm wide, the inner sepals 15-20 mm long, 7-8 mm wide; corollas funnelform, 7-12 cm long, the limb white to white-cream, 7-8 cm wide, the throat purple; stamens 33-42 mm long, included, the anthers 9-10 mm long, white; ovary conic, 5 mm long, 2-locular, glabrous; styles 40-42 mm long, white 

Fruit: FRUITS ovoid, 14-16 mm wide, the apiculum 2-3 mm long. SEEDS 1-3(-4), 10-11 mm long, ovoid, brown, with long pilose indumentum on the margins and near the apex 

Misc: Desert grasslands to oak woodlands; 1000-1850 m (3200-6000 ft); Apr-Aug 

REFERENCES: Austin, Daniel F. 1998. J. Ariz. - Nev. Acad. Sci. Convolvulaceae 30(2): 61.

SEINet Portal Network - Ipomoea longifolia (swbiodiversity.org)

https://youtu.be/obG1s675U84