A foundation monograph of Convolvulus L. (Convolvulaceae)
Author
Wood, John R. I.
Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK & Honorary Research Associate, Royal Botanic Gardens, Kew
Author
Williams, Bethany R. M.
Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK & Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, UK
Author
Mitchell, Thomas C.
Plant Biodiversity Research, Technische Universitaet Muenchen, Maximus-von-Imhof Forum 2, 85354 Freising, Germany
Author
Carine, Mark A.
Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, UK
Author
Harris, David J.
https://orcid.org/0000-0002-6801-2484
Royal Botanic Garden Edinburgh, 20 A Inverleith Row, Edinburgh EH 3 5 LR, UK
Author
Scotland, Robert W.
Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK
robert.scotland@plants.ox.ac.uk
text
PhytoKeys
2015
2015-06-18
51
1
282
http://dx.doi.org/10.3897/phytokeys.51.7104
journal article
http://dx.doi.org/10.3897/phytokeys.51.7104
1314-2003-51-1
E76E3938E216FF804849B803C469FE14
576310
91.
Convolvulus humilis Jacq., Collectanea 4: 209. 1791. (Jacquin 1791: 209, t. 22).
Figure 12, t. 1-10
Convolvulus
undulatus
Cav., Icon. 3: 39, t. 277. 1794. (
Cavanilles 1794
: 39). Type. Plant of unknown origin ex Herb. Cavanilles (lectotype MA 94198!, sheet with original label, designated here).
Convolvulus ciliatus
Roth, Catal. Bot. 1: 39. 1797. (
Roth 1797
: 39). Type. Cultivated plant (holotype BREM).
Convolvulus evolvuloides
Desf., Fl. Atlant. 1: 176. 1798. (
Desfontaines 1798
: 176). Type. NORTH AFRICA, between Algiers and Tripoli (P, not seen).
Convolvulus strictus
Lehm., Ind. Sem. Hort. Hamburg 1823: 17. 1823. (
Lehmann 1823
: 17). Type. Cultivated plant (HBG, not seen).
Type.
Plant of unknown origin, cultivated in Vienna by Jacquin (not found at W).
Description.
Annual herb, commonly branched at the base with decumbent or ascending stems 5-25 cm long, vegetative parts glabrescent or shortly pubescent. Leaves 0.5-5
x
0.3-1.5 cm, oblong-oblanceolate, apex obtuse to rounded, margin entire, basal leaves gradually narrowed into a long petiole-like base up to 2 cm in length (so appearing spathulate), stem leaves abruptly narrowed at base, sessile and sometimes clasping and auriculate. Flowers solitary, subsessile in the axils of the upper leaves, becoming crowded towards the apex; peduncles and pedicels not clearly differentiated, 0-1 mm long; bracteoles filiform, minute; sepals 2.5-3.5
x
1.5-3 mm, narrowly elliptic to obovate, acute to rounded, thinly pilose; corolla 1-1.1 cm long, blue with a pale tube, distinctly lobed with triangular lobes, midpetaline bands pubescent, darkish; ovary long-pilose, style divided 1-1.5 mm above base, glabrous, stigmas 2 mm. Capsule pilose with stiff coarse hairs; seeds strongly tuberculate. [
Sa'ad
1967
: 183;
Feinbrun-Dothan 1978
(plate 59);
Silvestre 2012
: 272;
Pignatti 1982
: 388;
Strid and Strid 2009
: 398-399 (plate)]
Distribution.
Nearly circum-mediterranean but apparently absent from France, Turkey and the Balkans: Spain (
Rivas
s.n. [31/4/1946]); Portugal; Italy (
Todaro
920); Sicily (Todaro); Morocco (
Jahandiez
244,
Hooker
s.n. [5/1871]); Algeria (
Balansa
357,
Cosson
s.n. [22/5/1852]); Libya (
Pampanini & Pichi-Sermolli
6263); Palestine (
Dinsmore
3721); Jordan (
Abu Laila et al
. 2005JOR-10-1); Syria: Jebel Druze (
Gombault
5961); Cyprus (
Syngrassides
1195).
Notes.
Similar morphologically to
Convolvulus pentapetaloides
but flowers sessile or nearly so.