Convolvulus meonanthus Hoffmanns. & Link, Fl. Portug. 1: 369, t.69. 1820. (Hoffmannsegg and Link 1813-20: 369).

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 : 118-119

89. Convolvulus meonanthus Hoffmanns. & Link, Fl. Portug. 1: 369, t.69. 1820. (Hoffmannsegg and Link 1813-20: 369). Figure 12, t. 21-30

Convolvulus tricolor subsp. meonanthus (Hoffmanns. & Link) Maire, Cat. Pl. Maroc. 3: 589. 1934. (Jahandiez and Maire 1934: 589). Type. Based on Convolvulus meonanthus Hoffmanns. & Link

Type.

PORTUGAL, Coimbra, Brotero s.n. (LISU).

Description.

Annual herb, commonly branched at the base, reaching c. 40 cm, stems and leaves with long, stiff spreading hairs. Basal leaves 2.5-4.5 × 0.7-1 cm, obovate-spathulate, obtuse, entire, base attenuate into a pseudopetiole, stem leaves 1.5-5.5 × 0.2-1(-1.8) cm, oblong or lanceolate, sessile. Flowers solitary, axillary, pedunculate; bracts lanceolate, acute; peduncles 1.5-5 cm, slender, flexuose, becoming recurved in fruit; bracteoles 0.5 mm, triangular, acute; pedicels 2-4 mm, not well differentiated from the peduncles; sepals 5-6 × 2-2.5 mm, ovate, acute to apiculate, margin, scarious, ciliate or glabrous, sepals otherwise more or less glabrous; corolla 1.5-2.4 cm long, tricoloured blue, white and yellow, weakly 5-angled with apices of lobes pointed, midpetaline bands adpressed pilose; ovary glabrous; style glabrous, divided c. 5 mm above base, stigmas 2.5-3 mm. Capsule glabrous, much exceeding calyx; seeds tuberculate. [ Sa’ad 1967: 185; Pignatti 1982: 388; Silvestre 2012: 268, 271 (plate)]

Distribution.

West Mediterranean region, perhaps only in Europe: Algeria (?); Morocco (?); Portugal (Brummitt & Ernst 5985); Spain (Boissier & Reuter 1841, Todaro 922); Italy (Woolley-Dod 1756).

Notes.

Somewhat resembling Convolvulus pentapetaloides but corolla much larger.