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 188. Convolvulus oxysepalus Boiss. Diagn. Pl. Orient 7: 23. 1846. (Boissier 1846: 23). Figure 25, t. 21-27 Type. IRAN, Aucher-Eloy 4948 (holotype G; isotype P!). Description. Perennial undershrub to about 25 cm with stems and branches rigid and somewhat spinescent, tomentellous with matted hairs. Leaves sessile, 1-2.5 x 0.2-0.8 cm, linear-oblanceolate, obovate-elliptic to subspathulate, acute, margin entire, base attenuate, adpressed pubescent with matted hairs. Inflorescence of more or less globose terminal heads; bracts 9-12 x 4-6 mm, broadly ovate, acute; pedicels 0; bracteoles 14 x 1-1.5 mm, lanceolate, acuminate; outer sepals 10-12 x 2.5-3.5mm, oblong-elliptic, acute, densely pilose; inner sepals similar but lanceolate; corolla 1.5-1.8 cm long, colour unknown, midpeline bands pilose; ovary and style glabrous; style divided 3 mm above base, stigmas c. 6 mm long; capsule glabrous. [ Sa'ad 1967 : 84; Nowroozi 2002 : 41 (plate), 101 (map)] Figure 25. 1-7 Convolvulus lanatus 1 leaves 2 bracteole 3 outer sepal 4 inner sepal 5 stamen 6 ovary and style 7 seed. From Khattam & Scharobeim 2923 (CAIM) 8-14 Convolvulus secundus 8 leaves 9 bracteole 10 outer sepal 11 middle sepal 12 inner sepal 13 stamen; ovary and style 8 from Eig & Grizl (CAIM) 9-14 from Taeckholm s.n. (CAI) 15-20 Convolvulus ulicinus 15 leaves 16 bracteole 17 outer sepal 18 inner sepal 19 stamen 20 ovary and style. From Aucher-Eloy 3936 (W) 21-27 Convolvulus oxysepalus 21leaves 22 bract 23 outer sepal 24 middle sepal 25 inner sepal 26 stamen 27 ovary and style. From Rechinger 3211 (E) 28-35 Convolvulus oxyphyllus subsp. oxyphyllus 28 leaves 29 bract 30 bracteole 31 outer sepal 32 middle sepal 33 inner sepal 34 stamen 35 ovary and style. From Rechinger 9639 (W) 36-42 Convolvulus hamrinensis 36 leaves 37 bracteole 38 outer sepal. From Rechinger 8083 (W). Distribution. Endemic to southern Iran ( Rechinger 3211, 3864, 4005, Assadi et al. 1878, Popov 51/201). Notes. This species has an inflorescence of terminal heads like Convolvulus scindicus , but lacks the reddish-brown hairs and the distinctive leaves of that species.