Convolvulus socotranus Verdc., Kew Bull. 12: 344. 1957. (Verdcourt 1957: 344).

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 : 131-132

105. Convolvulus socotranus Verdc., Kew Bull. 12: 344. 1957. (Verdcourt 1957: 344). Figure 14, t. 37-43

Breweria fastigiata Balf.f., Proc. Roy. Soc. Edinburgh 12: 83. 1884, non Convolvulus fastigiatus Roxb. (1832). (Balfour 1883: 83). Type. SOCOTRA, Balfour et al. 73 (lectotype K, designated by Sebsebe Demissew in Sebsebe et al. 2009: 230); isolectotypes BM, E, OXF).

Type.

Based on Breweria fastigiata Balf.f.

Description.

Fastigiate undershrub reaching 60 cm in height but more in width, silvery-sericeous when young with most hairs appressed but some spreading, glabrescent and becoming brown when old; branches rigid but not spinescent. Leaves sessile, 2-6 × 0.5-1 (-2) mm, linear-lanceolate, acute, entire, cuneate at the base, sericeous. Flowers solitary, axillary, sessile; bracts resembling small leaves; bracteoles 1.5 × 0.5 mm, ovate, acute; sepals 5-7 × 2-3 mm, ovate to elliptic, concave, the apex acute, bent outwards, pubescent; corolla 5.5-7 mm long, white, midpetaline bands pilose; filaments glandular below; ovary glabrous; style glabrous, divided 3-4 mm above base, arms somewhat unequal 0.5-1 mm long, stigmas 0.5 mm, obovoid. Capsule 1-seeded, glabrous, seeds smooth, glabrous.

Distribution.

Endemic to Socotra (Thulin & Gifri 8954, Popov 50/111, Smith & Lavranos 101).