Convolvulus sinuatodentatus Collett & Hemsl., J. Linn. Soc. Bot. 28: 98. 1890. (Collett and Hemsley 1890: 98).

Wood, John R. I., Williams, Bethany R. M., Mitchell, Thomas C., Carine, Mark A., Harris, David J. & Scotland, Robert W., 2015, A foundation monograph of Convolvulus L. (Convolvulaceae), PhytoKeys 51, pp. 1-282 : 54

9. Convolvulus sinuatodentatus Collett & Hemsl., J. Linn. Soc. Bot. 28: 98. 1890. (Collett and Hemsley 1890: 98).

Type.

MYANMAR/BURMA, Shan plateau, Collett 464 (holotype K!; isotype CAL?).

Description.

Coarsely pilose perennial herb with decumbent stems from a thickened taproot; stems to 20 cm but probably much more. Leaves petiolate, 1-1.5 × 0.2-0.5 cm, ovate-deltoid, acute, margin sinuate-dentate, base truncate to subcordate, coarsely pilose; petioles 4-6 mm. Flowers axillary, solitary, pedunculate; peduncles 1-1.5 cm; bracteoles 1-2 mm, filiform; pedicels 4-7 mm; outer sepals 6-7 × 2-3 mm, oblong-oblanceolate, acute, pilose on dorsal surface; inner sepals similar but 5 × 3 mm, obovate, scarious-margined; corolla c. 1.3 cm long, colour unknown, apparently weakly lobed, midpetaline bands pilose; ovary glabrous; style glabrous, divided c. 2.5 mm above base; stigmas 2 mm. Capsule not known.

Distribution.

Myanmar (Burma). Only known from the type collection found at c. 1700 m.

Notes.

This poorly known species might prove to be a variant of Convolvulus steppicola but further collections are needed before its status can be asssessed.