Convolvulus eyreanus R.W.Johnson, Austrobaileya 2: 408. 1987. (Johnson 1987: 408).

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 : 98

60. Convolvulus eyreanus R.W.Johnson, Austrobaileya 2: 408. 1987. (Johnson 1987: 408).

Type.

AUSTRALIA, South Australia, Donner 3531 (holotype AD).

Description.

Perennial herb similar in general habit and distinctive features to Convolvulus crispifolius but generally larger: leaves on flowering shoots 0.7-4 × 5-2.5 cm, the basal half very incised-lobed almost to the midrib; peduncles commonly 2-flowered, (1-)1.2-2.9(-5) cm, rather tardily reflexing; pedicels 5-8 mm; outer sepals 4.5-6 × 3-4 mm, obovate-elliptic; corolla 6-8 mm long; ovary, style and capsule glabrous (or, fide Johnson, with a few hairs). Capsule 5-5.5 mm diameter, seeds 3.2-4.5 mm. [ Johnson 2001: 19-20, f. 5-6, map 4]

Distribution.

Australia: northeastern South Australia and adjacent Queensland ( Whibley 3455, Filson 3330, Cornwall 109, O’Leary 4541, Weber 8851).