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
30.
Convolvulus multifidus Thunb., Prodr. Pl. Cap. 35. 1794. (Thunberg 1794: 35).
Type.
SOUTH AFRICA, Eastern Cape,
Thunberg
s.n. (holotype UPS!).
Description.
Perennial herb similar in facies to
Convolvulus boedeckerianus
, densely villous to tomentose in all vegetative parts; rootstock a thickened, woody taproot; stems 15-75 cm long, prostrate. Leaves 0.5-2.5
x
0.5-1 cm, palmately lobed with the central lobe pinnatisect, more or less ovate in outline with weakly cordate base; petioles 3-8 mm. Flowers solitary, axillary, pedunculate; peduncles 0-8 mm, pedicels 8-15 mm; bracts linear 2-7
x
0.5 mm; outer sepals 6.5-9
x
5-mm, broadly elliptic, acute, villous, somewhat glabrescent towards the margins; corolla 10-13 mm, pale pink or white, deeply lobed, midpetaline bands pubescent with brownish hairs; ovary glabrous; style glabrous, stigmas 3.5-4 mm, linear. Capsule glabrous; seeds glabrous, smooth except for muricate angles. [
Meeuse 1958
: 675;
Meeuse and Welman 2000
: 43 (map)]
Distribution.
South Africa, almost endemic to the Cape (
Burchell
1839,
Acocks
21861,
Baur
1020).
Notes.
Distinguished from
Convolvulus boedeckerianus
by the larger calyx and (usually) pedunculate flowers.