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1. Delosperma litorale (Kensit) L. Bolus, Notes Mesembryanthemum. 1: 135. 1928.
White trailing iceplant
Mesembryanthemum litorale Kensit, Trans. Roy. Soc. South Africa 1: 153. 1909
Stems rooting at older nodes, prostrate, mat-forming, glabrous. Leaves crowded on short shoots; blade gray-green, white-mar-gined, linear, 3-angled in cross section, 2-3 × 0.5-0.6 cm, apex acute. Inflorescences axillary or terminal cymes; pedicel to 20 mm. Flowers 3-7(-16), 15-22 mm diam.; calyx lobes keeled abaxially, 3-4 mm, apex obtuse, 3 lobes with papery margins; petals white, 8-10 mm; nectary glands distinct; stamens distinct, conic around stigmas; filament bases usually hairy; ovules 100; stigmas 5, caudate, papillate adaxially. Capsules 5-loculed. Seeds: mature seeds not observed. 2n = 18.
Flowering late spring-fall. Margins of coastal wetlands, stabilized dunes; 0-30 m; introduced; Calif. (including San Nicholas Island); South Africa.
This species is known in the nursery trade in California as Delosperma ‘Alba.’
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