Convolvulus valentinus Cav., Icon. 2: 65, t. 180. 1793. (Cavanilles 1793: 65).

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 : 113-114

83. Convolvulus valentinus Cav., Icon. 2: 65, t. 180. 1793. (Cavanilles 1793: 65). Figure 11, t. 24-30

Convolvulus suffruticosus Desf., Fl. Atlant. 1: 175. 1798. ( Desfontaines 1798: 175). Type. ALGERIA, Desfontaines s.n. (holotype P).

Convolvulus valentinus var. oranensis Pomel, Nouv.Mat. Fl. Atl. 86. 1874. ( Pomel 1874: 86). Type. ALGERIA, Oran, Bou-Tlélis, Pomel s.n. (holotype AL, probably divided with MPU!; isotype P00434103!).

Convolvulus valentinus var. melillensis Pau, Ann. Sci. Acad. Polytec. Porto 6: 96. ( Pau 1911: 96). Type. MOROCCO, Ain Tellout, Henry 6-462 (holotype MA!).

Convolvulus valentinus subsp. suffruticosus (Desf.) Maire, Cat. Pl. Maroc 3: 588. 1934. (Jahandiez and Maire 1934: 588). Type. Based on Convolvulus suffruticosus Desf.

Type.

SPAIN, Valencia, Alicante, Cavanilles s.n. (holotype MA 475578!).

Description.

Perennial herb from a rhizomatous rootstock with decumbent stems to 40 cm long; vegetative parts appressed hairy to pilose, often with both types of hair on the same plant. Leaves shortly petiolate, 1.5-4 × 0.2-1(-2.3) cm, lanceolate, oblong or oblong-elliptic, often falcate, acute, entire, base truncate; petioles 1-6 mm. Flowers 1-2 in pedunculate axillary cymes; peduncles 1-4 cm; bracteoles 8-20 × 0.5-2 mm, linear or linear-lanceolate, pedicels 0-3 mm, very short; outer sepals 7-9 × 2.5-4 mm, oblong-ovate to ovate, acuminate, inner sepals oblong-elliptic, cuspidate with broad membranous margins; corolla 2-2.5 cm, blue, pale violet, weakly lobed, midpetaline bands darker on the exterior, adpressed-pilose; filaments glandular below; ovary conical, glabrous; style divided 4-6 mm above base, glabrous, stigmas 3.5-5 mm. Capsule glabrous; seeds glabrous, tubercled. [ Sa’ad 1967: 206; Silvestre 2012: 262, 263 (plate); Carine and Robba 2010: 12]

Distribution.

SE Spain (St. Lager s.n. [27/5/1890], Porta & Rigo 67, Ellman & Sandwith 1162); Mallorca; Morocco (Carine et al. 369, Font Quer 489, Calvo 2381); Algeria (Balansa 358, Bourgeau 80, Chevalier s.n.[17/4/1897]).

Notes.

The unusually short pedicels and often falcate leaves serve to make this species distinct.