Ipomoea theodori O'Donell

Wood, John R. I., Munoz-Rodriguez, Pablo, Williams, Bethany R. M. & Scotland, Robert W., 2020, A foundation monograph of Ipomoea (Convolvulaceae) in the New World, PhytoKeys 143, pp. 1-823 : 1

13. Ipomoea theodori O'Donell , Lilloa 14: 191. 1948. ( O’Donell 1948a: 191)

Type.

PARAGUAY. Caaguazú, Estancia Primera, April 1927, T. Rojas 5036 (holotype LIL001288).

Description.

Perennial herb, stems erect or decumbent, glabrous, to 50 cm long. Leaves subsessile, (1-)3 partite almost to base, segments linear, acute, 3-7 × 0.1-0.2 cm, glabrous. Inflorescence of solitary, long-pedunculate, axillary flowers; peduncles 6-10 cm, glabrous; bracteoles 1.5-1.7 cm, linear, caducous; pedicels 10-16 mm, relatively stout; sepals subequal, outer 20-23 × 6-8 mm, broadly lanceolate, acute, glabrous, inner slightly narrower; corolla 5-6 cm long, funnel-shaped, deep pink, glabrous, the limb 4 cm diam., unlobed; ovary glabrous. Capsules and seeds unknown.

Distribution.

Endemic to Paraguay. Known only from the type.

PARAGUAY. Caaguazú: the type collection.

Note.

Outstanding for the large sepals and glabrous vegetative parts. It is only distinguishable from the following, unnamed species by the very long sepals.